Design Automotive Lighting Control with Freescale eswitches

Transcription

1 Jun 8th 2011 Design Automotive Lighting Control with Freescale eswitches DwF China 2011 Qian Hua Automotive Technical Marketing Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 1

2 Contents 1. Overview of Automotive Lighting Control 2. Freescale eswitch Products Features 3. How eswitch to Fit for Automotive Lighting Control 4. Freescale eswitch Product Portfolio 5. eswitch Design Support Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 2

3 Overview of Automotive Lighting Control Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 3

4 Exterior lighting: Hi / Lo beam: 45 to 100W Side maker lamps: 5W to 11W Fog lamps: 21W Braking lamps: 21W Center mounted brake lamp: 21W (US, optional) Reversing lamp: 21W Indicator (turning lamps): 25W Others: 5W (side marker, license plate, etc.) LEDs, HID Interior lighting Cabin lights, with theater dimming Demand lamps (vanity mirror, under hood & trunk) Multiple requirements for PWM Daytime running lamps Interior theater dimming Bulb protection during over voltage Soft-start Automotive Lighting Applications Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 4

5 Potential Lighting Control Solutions Option 1 - Relays Option 2 - Monolithic IC based on a power MOSFET process (monolithic single or dual high side drivers) Option 3 - Co-packaged power MOSFET die plus a SmartMOS control die (for example, Freescale s extreme Switches) Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 5

6 Freescale eswitch Product Features Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 6

7 Three Innovations in One Product SMAROS Protection and diagnostic Over temperature Over current Over/Under Voltage Short circuit Reverse battery Loss of ground/vbat Energy discharge protection SPI Interface Easy connection to the up Programmability Daisy chain using SPI Programmable over current trip level Watchdog extreme Switch Intelligence - Power - Protection Power MOSFETs Low Rds(on) MOSFETs 1.7mOhm typ. at 25 C 3.4mOhm typ at 150 C Protection in the power stage Temperature sensor Current sensor PQFN Design Flexibility Al power wirebonds Low series resistance Low cost power package 0.5 mm thick leadframe Solder die attach Rthj-c < 0.5 C/W Current capability > 200A High reliability Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 7

8 extreme Switch Benefits Smaller PCB space, reduced height and weight No contact degradation, no sparks, no mechanical wear out Self protection, protects circuit board and wiring, eliminates fuses Simplified manufacturing No relay coil driver losses, reduces module power dissipation Direct MCU control via SPI or standard I/O Simpler and smaller MCUs with fewer interconnects Low frequency PWM capability EMC, di/dt and dv/dt control Diagnostic and fault management features Failsafe features Faster field diagnostics - reduced service cost Standby current is only a few microamperes Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 8

9 Power QFN Package Superior thermal performance with 20mil thick Cu leadframe, solder die attach and exposed pad High pin count enables sophisticated control and feedback Accommodates multi-chip / mixed technology solutions for higher performance Pad design flexibility Small footprint Lead pitch 0.8mm or greater for excellent solder joint reliability PQFN Lead PQFN Power Die PCB pad/trace PCB (1.57mm) PCB with 70µ & 35µ Cu PQFN exposed heatsink Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 9

10 Input Control Signal Processing & Control Sense Actuation Load E-Switch Lighting Features: Drive 4 Lamp loads simultaneously SPI / Parallel Control of outputs Configuration & Diagnostics through SPI 3.3V / 5V compatible SPI with Daisy Chain capability Independent PWM module with oscillator for calibration Configurable Slew-Rates, PWM switching ON delays Programmable Watchdog to monitor SPI communication Current / Temperature feedback through a single multiplexed pin Sleep Current of 5µA Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 10

11 Input Control Signal Processing & Control Sense Actuation Load E-Switch Lighting Protections: Over-Temperature: - Over-Temperature Pre-warning - Detection, Shutdown - Auto-retry to switch ON output Over-Current: - Detection, Shutdown - Auto-retry to switch ON output - OC thresholds configurable depending on lamp type - Xenon, 55W, 28W Severe-Short Circuit: - Detection, Shutdown Over-Voltage: - Detection, Shutdown Under-Voltage: - Detection, Shutdown - Auto-retry to switch ON output Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 11

12 Input Control Signal Processing & Control Sense Actuation Load E-Switch Lighting Protections: Loss of VDD: - 2.5V +/- 0.3V - Device enters Fail-Safe mode - State of HSx = State of INx - Favorable to implement Limp-Home Mode Loss of VBAT: - UV fault reported through SPI Loss of GND: - All outputs turned OFF Reverse Battery: - Device sustains up to -18V without any external required protections Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 12

13 Input Control Signal Processing & Control Sense Actuation Load E-Switch Lighting Diagnostics: Output Short to VBAT: - Measured in output OFF state - Output is turned OFF Open Load Detection: - In Load OFF condition - In Load ON condition - Current thresholds configurable to bulb / LED Active Clamp on VPWR: - During over-load conditions, outputs are automatically switched ON to demagnetize inductive battery line Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 13

14 How eswitch to Fit for Automotive Lighting Control Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS,

15 Key Features Protections & Full Diagnostics EMC Performance Space Saving & Fewer Components extreme Switch Robustness & Reliability Lower MCU overhead & Pin-count Watchdog & Fail Safe Mode Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 15

16 Gen II versus Gen III Current (A) Default over-current profile OC_GenII OC_GenIII_Bulb OC_GenIII_Xenon Over-current blanking window replaced by inrush over-current profile to control the bulb in PWM mode. GenIII has a multi-step over-current protection which can be programmed to be compliant with 55/65W or Xenon lamps Time (ms) In case of short-circuit, the T is drastically reduced to a value which does not affect the device s reliability. Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 16

17 Optimized DC Over-current Protection Safety margin ensures that the bulb will be driven without hitting OCLO Allows wire harness optimization Reduces weight and cost Bulb DC current Overcurrent levels Wire current capability Safety margin Safety margin Current (A) typ Bulb max OCLO min typ OCLO max Wire min typ Wire max Min overcurrent threshold for DC protection (OCLO) should be as close as possible to the max bulb current (fully-on or PWM) current (A) slow slope speed (default) H4 H7 Min wire current capability should be as close as possible to the max OCLO level time (ms) Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 17

18 Lighting Behavior Monitoring VPWR - + Battery short-circuit Vout Openload Load short-circuit (100mΩ) Typical loads Terminal short-circuit (20mΩ) One bulb outage Overload Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 18

19 Protection - External Faults and Transients Reverse Battery (-18V) Schaffner pulses, Over voltage Loss of Vbat Short to Vbat Loss of Ground Short to Ground Resistive short circuit Hard short circuit Severe short circuit Over-temperature Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 19

20 Key Features Protections & Full Diagnostics EMC Performance Space Saving & Fewer Components extreme Switch Robustness & Reliability Lower MCU overhead & Pin-count Watchdog & Fail Safe Mode Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 20

21 Comparison of Block Diagrams Typical IPS Block Diagram (1 of 4) Quad extreme Switch Block Diagram GPIO Rprot1 GPIO Rprot1 BATT BATT PWM A/D Rprot2 Rprot3 Rsense Vcc Input C_SNS Out GND PWM A/D Rprot2 Rprot3 Rsense Vcc Input Out C_SNS GND Rgnd Dgnd Rgnd Dgnd GPIO Rprot1 GPIO Rprot1 BATT BATT PWM A/D Rprot2 Rprot3 Rsense Vcc Input Out C_SNS GND PWM A/D Rprot2 Rprot3 Rsense Vcc Input Out C_SNS GND Rgnd Dgnd Rgnd Dgnd Fewer protection components & Simple connectivity Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 21

22 extreme Switch quads are very space efficient Package Size Comparison MC15XS3400PNA or MC35XS3400PNA Quad Package: PQFN Size: 12 by 12mm VND920 Dual Package: SO-28 Size: 10.3 by 18mm VN920 Single Package: P 2 PAK Size: 10.3 by 14mm Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 22

23 Key Features Protections & Full Diagnostics EMC Performance Space Saving & Fewer Components extreme Switch Robustness & Reliability Lower MCU overhead & Pin-count Watchdog & Fail Safe Mode Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 23

24 Application Example Using Existing Dual, Direct Input ICs MCU IPS1 OUT1 CH1 CH2 HS1 LO lp STATUS1 STATUS2 MIRROR1 HS2 LO lp SW1 SW2 OUT8 IN1 MIRROR2 IPS2 CH3 CH4 STATUS3 STATUS4 MIRROR3 HS3 HS4 HI lp HI lp One PWM signal needed per output Duty cycle and switching delay are managed by the micro MIRROR4 SWn IN8 IPS3 CH5 CH6 STATUS5 HS5 STOP lp Fault management need to be synchronized to the signal STATUS6 MIRROR5 MIRROR6 HS6 STOP lp A/D1 A/D8 IPS4 CH7 CH8 STATUS7 STATUS8 MIRROR7 MIRROR8 HS7 HS8 TURN lp TURN lp 24 MCU pins needed 16 x standard I/O s 8 x AD Inputs 24 resistors Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 24

25 Gen III Example Using extremeswitch Quad devices MCU Quad Gen III SW1 SW2 SWn DO DI CLK RSTB FLTB PWM WAKE CSB SI SO SCLK CSB RSTB IN_PWM FLTB WAKE Quad Gen III HS1 HS2 HS3 HS4 LO lp HI lp STOP lp TURN lp One PWM signal only Low MCU resources: Duty cycle and phase shift managed by the extremeswitch (SPI) SI SO SCLK CSB IN_PWM HS1 HS2 LO lp HI lp Fault management need NOT be synchronized to the signal 24 MCU pins needed 16 x standard I/O s 8 x AD Inputs 24 resistor RSTB FLTB WAKE HS3 HS4 STOP lp TURN lp 8 MCU pins needed 7 x standard I/O s 1 x AD Inputs 15 resistors Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 25

26 Six Monolithic Duals: MCU Connection Requirements MCU I/O, PWM, A/D Required for 12 Channels Total Required for 12 outputs (6 IPS) I/O PWM A/D Current mirror feedback 1 per channel IPS Channel feedback 1 per channel IPS logic inputs V out sense (1 per channel) Total Three extreme Switch Quads: 8 MCU Connection Current mirror feedback Requirements Total Required for 12 outputs (3 IPS) I/O PWM A/D maximum of 1 per quad SPI 4 per system IPS Channel Input 1 per channel (optional) IPS logic inputs Fault Status, Reset, Total Extreme Switch Monolithic Allows MCU I/O reduction I/O PWM A/D Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 26

27 Key Features Protections & Full Diagnostics EMC Performance Space Saving & Fewer Components extreme Switch Robustness & Reliability Lower MCU overhead & Pin-count Watchdog & Fail Safe Mode Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 27

28 MCU Fail Safe Mode Keeps system safe The Output can be directly driven by the direct inputs (external failsafe circuitry) External failsafe circuitry MCU failure modes: Loss of VDD: failure threshold: 2.5V (+/-0.3V), SPI communication issue: 310ms watchdog timeout (WD bit to be toggled). Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 28

29 Key Features Protections & Full Diagnostics EMC Performance Space Saving & Fewer Components extreme Switch Robustness & Reliability Lower MCU overhead & Pin-count Watchdog & Fail Safe Mode Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 29

30 HPRA Test Bench Thermal evacuation Power supply Xantrec Xdc 30V-200A Predictive 1 Resistive load (or electronic) Clim chamber -40 C 180 C Driver Synergie CAD IOL Gen III P1 v1.0 Load RS Power load Mother board Predictive mother board Rev1.0 Coupon FSL eswitch Gen III Rev1.0 Climatic chamber Power supply Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 30

31 Electrical Characterization Set Up : -40 C and 100mOhm Short circuit condition -40 C and 100mOhm Short circuit condition Shutdown due to Overcurrent High detection after 200us Vout SPQ15 Vbat Iout L supply 4µH R supply 5mΩ L short 3µH R short mΩ During turn On: => Energy = 84mJ in 200µs During turn Off: => Energy = 50mJ in 50µs Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 31

32 AECQ cold short circuit preliminary results -40 C, 100mOhm on 10 samples: After 1 M cycles: All Parts fully functional Rdson deviation < 5% CSNS deviation < 10% Devices fully functional Not FSL Overcurrent limitation FSL SPQ15 Superior robustness & reliability Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 32

33 HPRA preliminary results. Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 33

34 Key Features Protections & Full Diagnostics EMC Performance Space Saving & Fewer Components extreme Switch Robustness & Reliability Lower MCU overhead & Pin-count Watchdog & Fail Safe Mode Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 34

35 SPQ15 Conducted Emission Conducted emissions tests were carried out in accordance with the CISPR25 standard EMC emission tests on SPQ15- PC15XS3500 device driving H3-55W bulbs Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 35

36 SPQ15 Conducted Emission Results The Gen III device has been characterized for automotive lighting application (using Quad 15m Ohms). SPQ15 comparative slew rate chart in Conducted Emission SPQ15 in PWM 200Hz 50% Duty levels (dbµv) slow default fast class 3B class 4B class 5B Gen III Successfully meets CISPR25 standard frequencies (MHz) Decoupling capacitors used: - on VPWR: 22nF located to the supply connector and 1nF closed to the IC, - for each output: 22nF located to the output connector. Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 36

37 Optimized Lighting Module Example 8.5cm Credit-card size module 4 E-switch pilot all car lighting Output Channel Name Total Pd/device [W] 5cm Rear Turn Signal Lamp RH Tail Lamp RH Tail Lamp LH Rear Fog Lamp Head Lamp Low RH FRT Fog Lamp LH FRT Turn Signal Lamp RH Reverse Lamp FRT Fog Lamp RH Head Lamp High RH Stop Lamp RH FRT Turn Signal Lamp LH Head Lamp High LH Head Lamp Low LH Stop Lamp LH Rear Turn Signal Lamp LH W Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 37

38 Credit-card size lighting module with GenIII devices Low space, weight, full integration with minimum MCU required 55W/65W or 21W/28W bulb, HID-Xenon and LEDs matrix compliant PWM module self running with configurable dutycycle and delay (reduction of MCU I/Os needed) Protections and Over-current profile dedicated to PWM bulb switching, with autoretry capability Output Channel Name Total Pd/device [W] EMC Class 5 CISPR High robustness Outputs under fully control and protected in case of MCU damage External or Internal watchdog with failsafe management Rear Turn Signal Lamp RH Tail Lamp RH Tail Lamp LH Rear Fog Lamp Head Lamp Low RH FRT Fog Lamp LH FRT Turn Signal Lamp RH Reverse Lamp FRT Fog Lamp RH Head Lamp High RH Stop Lamp RH FRT Turn Signal Lamp LH Head Lamp High LH Head Lamp Low LH Stop Lamp LH Rear Turn Signal Lamp LH W Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 38

39 Freescale eswitch Product Portfolio Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 39

40 extreme Switch for Lighting Market Applications Lighting with PWM management 12V/24V application systems Halogen LED and Xenon compatible Key Features and Benefits Sigle/Dual/Quad /Penta device SM8/HD5 Module integration with extremely low sleep state current. Multi step overcurrent strategy with autorestart Robust and reliable solution SPI interface for adaptability Specific configuration for bulbs, HID, LED Full diagnostics, per output through SPI Full diagnostic, no real time fault mgt needed Embedded PWM function with optimized slew rates Easy PWM management, EMC optimized Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 40

41 Input Control Signal Processing & Control Sense Actuation Load E-Switch Lighting Replacement for relays & fuses Part No. MC15XS3400 MC35XS3400 MC10XS3412 MC10XS3435 MC10XS3535 MC35XS3500 Features 4x15mΩ 4x35mΩ 2x10mΩ & 2x12mΩ 2x10mΩ & 2x35mΩ 2x10mΩ & 3x35mΩ 5x35mΩ Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 41

42 Input Control Signal Processing & Control Sense Actuation Load E-Switch Product Map eswitches 6A 30A 40A 60A Applications MC33981 (HS 1 x 4mΩ) MC33982 (HS 2 x 2mΩ) MC33984 (HS 2 x 4mΩ) DC Motor with PWM Control & diagnostics Radiator Fan Control Fuel Pump Control ABS Pump Control Water Pump HVAC Blower Inductive Loads Lighting Loads MC10XS3412 (HS -2 x 10mΩ, 2 x 12mΩ) MC10XS3435 (HS -2 x 10mΩ, 2 x 35mΩ) MC15XS3400 (HS -4 x 15mΩ) MC35XS3400 (HS -4 x 35mΩ) Lighting Solenoids MC10XS3535 (HS -2 x 10mΩ, 3 x 35mΩ) MC35XS3500 (HS -5 x 35mΩ) Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 42

43 Input Control Signal Processing & Control Sense Actuation Load HS/LS Drivers - COSS Features: 8 Configurable MOSFETs (Configurable Octal Serial Switch) - HS Switches - LS Switches - H-Bridges SPI Control of outputs PWM control of selected outputs (2kHz) Output Voltage Clamp during switching Part No. MC33879 MC33880 Open-Load fault detection in OFF state Over-temperature detection & shutdown Under-Voltage detection & shutdown Over-Voltage detection & shutdown Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 43

44 Input Control Signal Processing & Control Sense Actuation Load HS/LS Drivers Product Map Device 0.5A 1A 3A 5A 10A Applications MC33880 MC33879 (HS/LS -550mΩ) MC33888 (HS/LS - 10 mω, 600mΩ, 40mΩ) MC33996 MC33999 (LS 450mΩ) Ω HS Drivers Relay, Solenoids, Small Lamps LS Drivers Relay, Solenoids, Small Lamps H-Bridges Single / Dual MC33882 (LS - 375mΩ) Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 44

45 Scope of the 24V extreme Switch product Family Goals : Offer an intelligent high-side switch for 24V truck- and bus applications Allow Decentralized Lighting Management (autonomous operation) Provide a high number of protective- and diagnostic functions. Allow to Drive Bulb-Lamps (Wolfram Filament), DC-motors and LED lights. Guarantee full functional and electrical compatibility between family members Offer a 16-bit SPI interface for easy integration into existing applications. 12A 6A SPD06_65V SPD10_65V 2A Family Members 24V truck & bus Eswitch family : 10XS4200 : rated current 6.0A, typical lighting & DC motor applications 06XS4200 : rated current 9.0A, high current /highly inductive load applications 20XS4200 : rated current 3.0 A, low current/ LED lighting applications 1A SPD20_65V 45 Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS,

46 extreme Switch: What to promote this year *TIC = Total Investment Cost Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS,

47 eswitch Design Support Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS,

48 Available Tools Datasheets Thermal datasheets (addendum to each datasheet) Power dissipation calculator Transient overcurrent profile selector PQFN application note (AN2467) & footprint proposal extreme Switch protection guidelines (AN3274) EMC, Schaffner reports and ESD engineering bulletin AECQ test preliminary engineering bulletin Evaluation Boards Available Available Available Available Available Available Available Available Available* *small quantities, upon request Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 48

49 Power Dissipation Calculator Excel tool helps to estimate the junction temperature in steady state for typical lighting application using 21W bulb, H4, H7 halogen lamps and/or Xenon-HID module. Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 49

50 Transient Over-current Selector Excel tool helps to select the appropriate transient over-current profile. Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 50

51 Extreme Switch Application Notes AN Designing for Electromagnetic Compatibilities with the MC33981 AN Power Quad Flat No-Lead (PQFN) Package AN Window Lift-Sunroof LIN 2.0 Slave AN extreme Switch Protection Guidelines AN Repetitive Short-Circuit Performances for the MC15XS3400 AN Repetitive Overload Performances for the MC33981 AN EMC, ESD and Fast Transient Pulses Performances for the MC10XS3412 AN Evaluation of Power Dissipation for the extreme Switch Devices Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 51

52 Extreme Switch Papers 1) Dongsun Kim et al, Considerations for PWM Control of Automotive Lamps and its Modeling, SAE Technical Paper # , January ) Philippe Dupuy et al, Wiring Harness Optimization, Fuse and Relay Replacement by Ultra Low RDSON Smart Power Switches for Automotive Applications 3) Victor Chiriac et al, System Level Thermal Evaluation and Optimization of an Automotive Module Incorporating Several Power Packages Proceedings of IPACK 2005, Paper # ) Carl Hu et al, The Effect of Solid State Switching Devices on Weight Optimized Wiring Harnesses, Convergence 2004 Detroit, MI, USA 5) Laurent Guillot et al, Intelligent Load Control with extreme Switches, 2004 Embedded Systems Conference, Munich, Germany 6) Kim Gauen, Thermal Analysis of Semiconductor Systems, Freescale White Paper Tutorial: 7) Philippe Dupuy et al., Flexible and Robust Solid-State Drivers for Automotive Lighting Applications, EETimes Europe Design Line Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 52

53 Evaluation Board (EVB) SPIGen file for configuration and diagnostic routines EVB compliant to EMC test setups (reference for EMC test results) Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 53

54 Low space, weight, full integration with minimum MCU required. 55W/65W or 21W/28W bulb, HID-Xenon and LEDs matrix compliant, extremeswitch GenIII Summary Self running PWM module with configurable duty-cycle and delay (reduction of MCU I/Os needed), Protections and Over-current profile dedicated to PWM bulb switching, EMC optimization, High reliability, Outputs under full control and protected in case of MCU damage, Auto-retry, External or Internal watchdog with failsafe management. Light weight & Fuel efficient Intelligent & Safe Lower system cost No inventory cost for spare relay/fuse Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, Platform in a Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMAROS, 54

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