PQ05RD11 Series/PQ3RD13

Transcription

1 Low Power-Loss oltage Regulators PQ5RD Series/PQRD PQ5RD Series/PQRD A Output, General Purpose Low Power-loss oltage Regulators Features Low power-loss(dropout voltage : MAX..5 at Io=.5A) Line-up for., 5, 9 and output type Compact resin package(to- package) High-precision output voltage type (Output voltage precision: ±.%) Built-in ON/OFF control function Built-in overcurrent protection, overheat protection, ASO protection circuit Lead forming type is also available. Applications Power supplies for various electronic equipment such as A, OA equipment Outline Dimensions 9.MAX. 7.±..5MIN..MAX. PQ5RD (φ.).6±. φ.±. Epoxy resin.±...6±. (.5).5±. (.5 ) (.5).8±. 5.6±.5.8MAX. (Unit : mm) Model Line-ups. output 5. output 9. output. output.a output PQRD PQ5RD PQ9RD PQRD ( ) : Typical dimensions Internal connection diagram DC input( IN) DC output( o ) GND Specific IC ON/OFF control terminal( c ) Absolute Maximum Ratings All are open except GND and applicable terminals. Overheat protection may operate at 5<=Tj<=5. (Ta=5) Parameter Symbol Rating Unit Input voltage IN ON/OFF control terminal voltage C Output current IO A Power dissipation (No heat sink) PD Power dissipation (With infinite heat sink) PD W Junction temperature Operating temperature Storage temperature Soldering temperature Tj Topr Tstg Tsol to +8 to +5 6(For s) Please refer to the chapter " Handling Precautions ". Notice In the absence of confirmation by device specification sheets,sharp takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs,data books,etc.contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. Internet Internet address for Electronic Components Group

2 Low Power-Loss oltage Regulators PQ5RD Series/PQRD Electrical Characteristics 6 PQRD PQ5RD Output voltage PQ9RD PQRD Load regulation PQ5RD Series PQRD Temperature coefficient of output voltage Ripple rejection Dropout voltage ON-state voltage for control ON-state current for control OFF-state voltage for control OFF-state current for control Quiescent current C=., Io=A, (Unless otherwise specified, conditions shall be IO=.5A,,Ta=5) Parameter Symbol Conditions MIN. TYP. MAX. Unit...99 O RegL Io=5mA to.a,.. %.5.5 Line regulation RegI, Io=5mA..5 % TCO RR i-o C (ON) IC (ON) C (OFF) IC (OFF) Iq Tj= to 5, Io=5mA Refer to Fig. 5 C=.7, 5. ± PQRD:IN =5, PQ5RD:IN =7, PQ9RD:IN =, PQRD: IN = PQRD:IN = to, PQ5RD:IN = 6 to, PQ9RD:IN = to 6, PQRD: IN = to 9 5 Input voltage shall be the value when output voltage is 95% in comparison with the initial value. 6 In case of opening control terminal, output voltage turns on. Fig. Test Circuit Fig. Test Circuit of Ripple Rejection %/ db µa ma ma IN.µF A C IC A Iq 7µF O A IO + RL ei IN.µF 7µF + IO + f=hz (sine wave) ei(rms)=.5 IN= 5 (PQRD) RL eo IN= 7 (PQ5RD) IN= (PQ9RD) IN= (PQRD) IO=.5A RR= log (ei(rms)/eo(rms)) Fig. Power dissipation PD (W) 5 5 Power Dissipation vs. Ambient Temperature PD PD PD :No heat sink PD :With infinite heat sink 6 8 Ambient temperature Ta () Note) Oblique line portion : Overheat protection may operate in this area. Fig. 8 6 (Typical alue)(pq5rd) IN= IN=5 IN=

3 Low Power-Loss oltage Regulators PQ5RD Series/PQRD Fig. 5 (Typical alue) (PQ9RD) Fig. 6 (Typical alue) (PQRD) IN=7 8 6 IN= IN=5 IN= 8 6 IN= IN= Fig Fig. 9 Output voltage deviation O (m) (Typical alue) (PQRD) IN=5 IN= IN= Output oltage Deviation vs. Junction Temperature (PQ9RD) IN= IO=.5A Fig. 8 Output voltage deviation O (m) Output oltage Deviation vs. Junction Temperature (PQ5RD) IN=7 IO=.5A Fig. Output oltage Deviation vs. Junction Temperature (PQRD) 5 IN= IO=.5A Output voltage deviation O (m)

4 Low Power-Loss oltage Regulators PQ5RD Series/PQRD Fig. Output oltage vs. Input oltage (PQ5RD) 8 Tj=5 7 Fig. Output oltage vs. Input oltage (PQ9RD) Tj=5 Output voltage O () 6 5 RL=5Ω RL=Ω Output voltage O () 5 RL=9Ω RL=8Ω 6 8 Input voltage IN () Fig. Output oltage vs. Input oltage (PQRD) 6 Tj=5 Output voltage O () 8 RL=Ω RL=Ω Input voltage IN () Fig.5 Circuit Operating Current vs. Input oltage (PQ9RD) Tj=5 Circuit operating current IBIAS (ma) RL=9Ω RL=8Ω 5 5 Input voltage IN () 5 5 Input voltage IN () Fig. Circuit Operating Current vs. Input oltage (PQ5RD) Tj=5 Circuit operating current IBIAS (ma) RL=5Ω RL=Ω 5 Input voltage IN () Fig.6 Circuit Operating Current vs. Input oltage (PQRD) Tj=5 Circuit operating current IBIAS (ma) RL=Ω RL=Ω Input voltage IN ()

5 Low Power-Loss oltage Regulators PQ5RD Series/PQRD Fig.7 Dropout oltage vs. Junction Temperature (PQ5RD Series).5 Fig.8 Quiescent Current vs. Junction Temperature (PQ5RD Series) Dropout voltage i-o ().... IO=A IO=.75A IO=.5A IO=.5A Quiescent current Iq (ma) Fig.9 Ripple Rejection vs. Input Ripple Frequency (PQ5RD Series) IO=.5A,ei(rms)=.5, IN=7(PQ5RD) IN=(PQ9RD) 8 IN=(PQRD) Ripple rejection RR (db) 6 PQRD PQ5RD PQ9RD. Input ripple frequency f (khz) Fig. Output Peak Current vs. Junction Temperature.5 i O= Fig. Ripple Rejection vs. Output Current (PQ5RD Series) 9 PQ5RD Ripple rejection RR (db) PQRD PQ9RD f=hz,ei(rms)=.5, 5 IN= 7(PQ5RD Series) IN= 5(PQ9RD Series) IN= 8(PQRD Series).5. Typical Application DC input o Output peak current IOP (A)..5.5 IOP:Output current when output voltage is 95% in comparison with the initial value IN + CO Load ON/OFF signal High or Open: Output ON Low: Output OFF

6 NOTICE The circuit application examples in this publication are provided to explain representative applications of SHARP devices and are not intended to guarantee any circuit design or license any intellectual property rights. SHARP takes no responsibility for any problems related to any intellectual property right of a third party resulting from the use of SHARP's devices. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. SHARP reserves the right to make changes in the specifications, characteristics, data, materials, structure, and other contents described herein at any time without notice in order to improve design or reliability. Manufacturing locations are also subject to change without notice. Observe the following points when using any devices in this publication. SHARP takes no responsibility for damage caused by improper use of the devices which does not meet the conditions and absolute maximum ratings to be used specified in the relevant specification sheet nor meet the following conditions: (i) The devices in this publication are designed for use in general electronic equipment designs such as: --- Personal computers --- Office automation equipment --- Telecommunication equipment [terminal] --- Test and measurement equipment --- Industrial control --- Audio visual equipment --- Consumer electronics (ii) Measures such as fail-safe function and redundant design should be taken to ensure reliability and safety when SHARP devices are used for or in connection with equipment that requires higher reliability such as: --- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.) --- Traffic signals --- Gas leakage sensor breakers --- Alarm equipment --- arious safety devices, etc. (iii)sharp devices shall not be used for or in connection with equipment that requires an extremely high level of reliability and safety such as: --- Space applications --- Telecommunication equipment [trunk lines] --- Nuclear power control equipment --- Medical and other life support equipment (e.g., scuba). Contact a SHARP representative in advance when intending to use SHARP devices for any "specific" applications other than those recommended by SHARP or when it is unclear which category mentioned above controls the intended use. If the SHARP devices listed in this publication fall within the scope of strategic products described in the Foreign Exchange and Foreign Trade Control Law of Japan, it is necessary to obtain approval to export such SHARP devices. This publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. Under the copyright laws, no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, in whole or in part, without the express written permission of SHARP. Express written permission is also required before any use of this publication may be made by a third party. Contact and consult with a SHARP representative if there are any questions about the contents of this publication.