DISCRETE SEMICONDUCTORS DATA SHEET M3D329 Supersedes data of November 1994 File under Discrete Semiconductors, SC17 1998 Mar 24
DESCRIPTION The is a magnetic field sensor, employing the magnetoresistive effect of thin-film permalloy. Its properties enable this sensor to be used in a wide range of applications for current and field measurement, revolution counters, angular or linear position measurement and proximity detectors, etc. Hx Hy PINNING PIN SYMBOL DESCRIPTION 1 +V O output voltage 2 GND ground 3 V O output voltage 4 V CC supply voltage 1 2 3 4 MBA737 Fig.1 Simplified outline. QUICK REFERENCE DATA SYMBOL PARAMETER MIN. TYP. MAX. UNIT V CC DC supply voltage 5 V T bridge bridge operating temperature 4 +15 C H y magnetic field strength 7.5 +7.5 ka/m H x auxiliary field 3 ka/m S sensitivity 1.5 mv V ---------------- ka m R bridge bridge resistance 1 1.8 kω V offset offset voltage 1.5 +1.5 mv/v CIRCUIT DIAGRAM handbook, full pagewidth MLC716 1 2 3 4 +V O GND V O V CC Fig.2 Simplified circuit diagram. 1998 Mar 24 2
LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT V CC DC supply voltage 1 V P tot total power dissipation up to T amb = 132 C 1 mw T stg storage temperature note 1 65 +15 C T bridge bridge operating temperature 4 +15 C Note 1. Maximum operating temperature of the thin-film permalloy. 15 MSA927 P tot (mw) 1 5 5 1 15 T amb ( o C) Fig.3 Power derating curve. 1998 Mar 24 3
THERMAL CHARACTERISTICS SYMBOL PARAMETER VALUE UNIT R th j-a thermal resistance from junction to ambient 18 K/W CHARACTERISTICS T amb =25 C; H x = 3 ka/m; note 1; V CC = 5 V unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT H y magnetic field strength 7.5 +7.5 ka/m S sensitivity notes 1 and 2 1 2 mv V ---------------- ka m TCV O temperature coefficient of V CC =5V;.5 %/K output voltage T amb = 25 to +125 C I CC = 3 ma;.15 %/K T amb = 25 to +125 C R bridge bridge resistance 1 1.8 kω TCR bridge temperature coefficient of T bridge = 25 to +125 C.35 %/K bridge resistance V offset offset voltage 1.5 +1.5 mv/v TCV offset temperature coefficient of T bridge = 25 to +125 C 2 +2 (µv/v)/k offset voltage FL linearity deviation of output H y =to±3.75 ka/m.8 % FS voltage H y =to±6. ka/m 2.4 % FS H y =to±7.5 ka/m 2.7 % FS FH hysteresis of output voltage.5 % FS f operating frequency 1 MHz Notes 1. In applications with H x < 3 ka/m the sensor has to be reset before first operation by application of an auxiliary field H x = 3 ka/m. ( V 2. S O at H y = 6kA m) ( V O at H y = ) = ----------------------------------------------------------------------------------------------------------. 6 V CC 1998 Mar 24 4
H x H y H d 2 H d (ka/m) 1 safe operating area MLC122 1 2 3 4 5 H x (ka/m) 2 S (H ) x S (3 ka/m) 1 MLC123 1 2 3 4 5 H x (ka/m) In applications with H x < 3 ka/m, the sensor has to be reset, after leaving the SOAR, by an auxiliary field of H x = 3 ka/m. In applications with H x 3 ka/m, the sensor has to be reset by an auxiliary field of H x = 3 ka/m before using. Fig.4 Safe Operating Area (permissible disturbing field H d as a component of auxiliary field H x ). Fig.5 Relative sensitivity (ratio of sensitivity at certain H x and sensitivity at H x = 3 ka/m). 16 V O (mv/v) 8 max typ min MLC124 8 16 8 4 4 8 H y (ka/m) H x = 3 ka/m; T amb =25 C; V offset =. Fig.6 Sensor output characteristics. 1998 Mar 24 5
PACKAGE OUTLINE Plastic single-ended flat package; 4 in-line leads SOT195 E Q b 1 A D chip L 1 L 1 2 3 4 e 1 e b p c 1 4 mm scale DIMENSIONS (mm are the original dimensions) UNIT A b p b 1 c D E e e 1 mm 1.8 1.6.48.4.7.5.45.39 5.2 5. 4.8 4.4 3.75 1.25 L 14.5 12.7 L 1 (1) max. 2 Q.8.7 Notes 1. Terminal dimensions within this zone are uncontrolled to allow for flow of plastic and terminal irregularities. OUTLINE VERSION REFERENCES IEC JEDEC EIAJ EUROPEAN PROJECTION ISSUE DATE SOT195 97-6-2 1998 Mar 24 6
DEFINITIONS Data Sheet Status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. This data sheet contains final product specifications. Limiting values Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended periods may affect device reliability. Application information Where application information is given, it is advisory and does not form part of the specification. LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale. 1998 Mar 24 7
a worldwide company Argentina: see South America Australia: 34 Waterloo Road, NORTH RYDE, NSW 2113, Tel. +61 2 985 4455, Fax. +61 2 985 4466 Austria: Computerstr. 6, A-111 WIEN, P.O. Box 213, Tel. +43 16 11, Fax. +43 16 11 121 Belarus: Hotel Minsk Business Center, Bld. 3, r. 1211, Volodarski Str. 6, 225 MINSK, Tel. +375 172 2 733, Fax. +375 172 2 773 Belgium: see The Netherlands Brazil: see South America Bulgaria: Philips Bulgaria Ltd., Energoproject, 15th floor, 51 James Bourchier Blvd., 147 SOFIA, Tel. +359 2 689 211, Fax. +359 2 689 12 Canada: PHILIPS SEMICONDUCTORS/COMPONENTS, Tel. +1 8 234 7381 China/Hong Kong: 51 Hong Kong Industrial Technology Centre, 72 Tat Chee Avenue, Kowloon Tong, HONG KONG, Tel. +852 2319 7888, Fax. +852 2319 77 Colombia: see South America Czech Republic: see Austria Denmark: Prags Boulevard 8, PB 1919, DK-23 COPENHAGEN S, Tel. +45 32 88 2636, Fax. +45 31 57 44 Finland: Sinikalliontie 3, FIN-263 ESPOO, Tel. +358 9 6158, Fax. +358 9 615892 France: 51 Rue Carnot, BP317, 92156 SURESNES Cedex, Tel. +33 1 4 99 6161, Fax. +33 1 4 99 6427 Germany: Hammerbrookstraße 69, D-297 HAMBURG, Tel. +49 4 23 53 6, Fax. +49 4 23 536 3 Greece: No. 15, 25th March Street, GR 17778 TAVROS/ATHENS, Tel. +3 1 4894 339/239, Fax. +3 1 4814 24 Hungary: see Austria India: Philips INDIA Ltd, Band Box Building, 2nd floor, 254-D, Dr. Annie Besant Road, Worli, MUMBAI 4 25, Tel. +91 22 493 8541, Fax. +91 22 493 966 Indonesia: see Singapore Ireland: Newstead, Clonskeagh, DUBLIN 14, Tel. +353 1 764, Fax. +353 1 764 2 Israel: RAPAC Electronics, 7 Kehilat Saloniki St, PO Box 1853, TEL AVIV 6118, Tel. +972 3 645 444, Fax. +972 3 649 17 Italy: PHILIPS SEMICONDUCTORS, Piazza IV Novembre 3, 2124 MILANO, Tel. +39 2 6752 2531, Fax. +39 2 6752 2557 Japan: Philips Bldg 13-37, Kohnan 2-chome, Minato-ku, TOKYO 18, Tel. +81 3 374 513, Fax. +81 3 374 577 Korea: Philips House, 26-199 Itaewon-dong, Yongsan-ku, SEOUL, Tel. +82 2 79 1412, Fax. +82 2 79 1415 Malaysia: No. 76 Jalan Universiti, 462 PETALING JAYA, SELANGOR, Tel. +6 3 75 5214, Fax. +6 3 757 488 Mexico: 59 Gateway East, Suite 2, EL PASO, TEXAS 7995, Tel. +9-5 8 234 7381 Middle East: see Italy Netherlands: Postbus 95, 56 PB EINDHOVEN, Bldg. VB, Tel. +31 4 27 82785, Fax. +31 4 27 88399 New Zealand: 2 Wagener Place, C.P.O. Box 141, AUCKLAND, Tel. +64 9 849 416, Fax. +64 9 849 7811 Norway: Box 1, Manglerud 612, OSLO, Tel. +47 22 74 8, Fax. +47 22 74 8341 Philippines: Philippines Inc., 16 Valero St. Salcedo Village, P.O. Box 218 MCC, MAKATI, Metro MANILA, Tel. +63 2 816 638, Fax. +63 2 817 3474 Poland: Ul. Lukiska 1, PL 4-123 WARSZAWA, Tel. +48 22 612 2831, Fax. +48 22 612 2327 Portugal: see Spain Romania: see Italy Russia: Philips Russia, Ul. Usatcheva 35A, 11948 MOSCOW, Tel. +7 95 755 6918, Fax. +7 95 755 6919 Singapore: Lorong 1, Toa Payoh, SINGAPORE 1231, Tel. +65 35 2538, Fax. +65 251 65 Slovakia: see Austria Slovenia: see Italy South Africa: S.A. PHILIPS Pty Ltd., 195-215 Main Road Martindale, 292 JOHANNESBURG, P.O. Box 743 Johannesburg 2, Tel. +27 11 47 5911, Fax. +27 11 47 5494 South America: Al. Vicente Pinzon, 173, 6th floor, 4547-13 SÃO PAULO, SP, Brazil, Tel. +55 11 821 2333, Fax. +55 11 821 2382 Spain: Balmes 22, 87 BARCELONA, Tel. +34 3 31 6312, Fax. +34 3 31 417 Sweden: Kottbygatan 7, Akalla, S-16485 STOCKHOLM, Tel. +46 8 632 2, Fax. +46 8 632 2745 Switzerland: Allmendstrasse 14, CH-827 ZÜRICH, Tel. +41 1 488 2686, Fax. +41 1 488 3263 Taiwan:, 6F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2865, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 29/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 126, Tel. +66 2 745 49, Fax. +66 2 398 793 Turkey: Talatpasa Cad. No. 5, 864 GÜLTEPE/ISTANBUL, Tel. +9 212 279 277, Fax. +9 212 282 677 Ukraine: PHILIPS UKRAINE, 4 Patrice Lumumba str., Building B, Floor 7, 25242 KIEV, Tel. +38 44 264 2776, Fax. +38 44 268 461 United Kingdom: Ltd., 276 Bath Road, Hayes, MIDDLESEX UB3 5BX, Tel. +44 181 73 5, Fax. +44 181 754 8421 United States: 811 East Arques Avenue, SUNNYVALE, CA 9488-349, Tel. +1 8 234 7381 Uruguay: see South America Vietnam: see Singapore Yugoslavia: PHILIPS, Trg N. Pasica 5/v, 11 BEOGRAD, Tel. +381 11 625 344, Fax.+381 11 635 777 For all other countries apply to:, International Marketing & Sales Communications, Building BE-p, P.O. Box 218, 56 MD EINDHOVEN, The Netherlands, Fax. +31 4 27 24825 Internet: http://www.semiconductors.philips.com Philips Electronics N.V. 1998 SCA57 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license under patent- or other industrial or intellectual property rights. Printed in The Netherlands 11516//2/pp8 Date of release: 1998 Mar 24 Document order number: 9397 75 3599