ST MB467 User Manual Download Page 33 | Manualshive

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ST MB467 User Manual Download Page 33

UM0178

5 Revision history

31/37

Appendix A Bill of materials

Table 13.

Bill of materials

Item

Reference

Part

1

C1,C2,C3,C4,C5,C6,C7,C8,C11,C13,C17,C19,C20,C21,C22,C23,C2
4,C25,C26,C27,C28,C29,C30,C31,C32,C33,C44,C51,C54,C55,C56,
C57,C59,C61,C63,C64,C65,C66,C67,C68,C69,C70

100nF

2

C9,C12,C14,C15,C16,C18,C60,C62

10pF

3

C10,C58

330pF

4

C34

3000 MF

5

C35,C39,C42,C43,C48

100nF

6

C36

100MF

7

C37

10MF

8

C38

220MF

9

C40

47MF

10

C41

4.7MF

11

C45

1MF

12

C46

220nF

13

C47

1nF

14

C49

470nF

15

C50

10nF

16

C52,C53

470pF

17

D1,D4

S2B

18

D2

SMBJ24A-TR

19

D3

MBRS1100T3

20

D5

ES1B

21

D6

SMAJ13A-TR

22

J1,J2,J3,J4,J5,J6,J7,J8,J9,J10,J11,J12,J14,J15,J16,J17,J18,J19,J20,
J21,J22,J23,J24,J25,J26,J27,J28,J29,J30,J31,J32,J33,J34,J35,J36,J
37,J38,J39,J40,J41,J42,J43,J44,J45,J46,J47,J48,J49,J50,J51,J52,J5
3,J54,J55,J56,J57

JUMPER_2

23

J1,J2,J3,J4,J5,J6,J7,J8,J9,J10,J11,J12,J14,J15,J16,J17,J18,J19,J20,
J21,J22,J23,J24,J25,J26,J27,J28,J29,J30,J31,J32,J33,J34,J35,J36,J
37,J38,J39,J40,J41,J42,J43,J44,J45,J46,J47,J48,J49,J50,J51,J52,J5
3,J54,J55,J56,J57, J13

JUMPER_2

24

J13

JUMPER_x8

25

L1

22uH

26

L2

100uH

27

L3

470uH

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Summary of Contents for MB467

Page 1: ...STMicroelectronics MB467 Airbag EVA Board UM0178 User manual Rev 1 February 2006 Downloaded from Arrow com...

Page 2: ...BLANK Downloaded from Arrow com Downloaded from Arrow com...

Page 3: ...mponents L9658 octal squib driver and quad sensor interface ASIC for safety application L9654 quad squib driver and dual sensor interface ASIC for safety application L4998 Safety Power Regulator Stand...

Page 4: ...SIC 11 4 3 L9654 quad squib driver and dual sensor interface ASIC 12 4 4 L4998 Safety Power Regulator ASIC 13 4 5 Satellite Sensor interface 13 4 5 1 Features 13 4 5 2 Functional description 13 4 5 3...

Page 5: ...area 25 4 12 Jumpers summary 25 4 13 Connectors summary 28 5 Revision history 30 Appendix A Bill of materials 31 Appendix B Schematics 33 Downloaded from Arrow com Downloaded from Arrow com Downloade...

Page 6: ...dummy loads 20 Table 7 Power supply jumpers 22 Table 8 Power supply jumpers testing only 22 Table 9 Reset jumper 23 Table 10 CPU Board connector pinout 24 Table 11 Jumpers summary 25 Table 12 Connect...

Page 7: ...re 7 Arming jumpers location 18 Figure 8 Squib jumpers location 21 Figure 9 Power supply jumpers location 23 Figure 10 Reset jumper 24 Figure 11 L4998 Safety Power Regulator 33 Figure 12 L9658 Octal S...

Page 8: ...f sensing deployment module and arming inputs 1 1 Features General features of this board are Complete airbag evaluation system Full compatibility with other microcontroller boards designed for the CP...

Page 9: ...rface L4998 Safety Power Regulator boost regulator able of sourcing up to 90 mA buck regulator operating in Continuous Conduction Mode able of sourcing up to 250mA output current one 5 0 V linear regu...

Page 10: ...lite Deployment interface 9 Connect satellites for L9658 to pin 1 of jumpers J5 J8 If you want to simulate them close jumpers J5 J8 and provide the appropriate signals to the DICH1 DICH4 pins on the C...

Page 11: ...ment drivers The whole logic of the two ASIC can be exercised without firing the squib by keeping low the DEPEN signal of the relative ASIC This can be done by opening the jumper J21 for L9658 or jump...

Page 12: ...rd layout block diagram SQUIB L9654 POWER L9654 CPU BOARD SQUIB L9658 PROTOTYPE AREA L4998 CONNECTOR L9658 Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from...

Page 13: ...n for 1ms min Independently controlled high side and low side MOS for diagnosis Analog output available for resistance Squib short to ground short to battery and MOS diagnostic available on SPI regist...

Page 14: ...d 1 75A min for 1ms min Independently controlled high side and low side MOS for diagnosis Analog output available for resistance Squib short to ground short to battery and MOS diagnostic available on...

Page 15: ...etection Independent current limit and fault timer shutdown protection for each satellite output Short to ground and short to battery detection and reporting for each satellite channel 5 5MHz SPI inte...

Page 16: ...ible drive the two satellite interfaces L9658 L9654 separately because there are two chip select CS_S1 and CS_S2 4 5 4 Board satellite functionality Satellites can be connected directly to the ASIC s...

Page 17: ...Satellite and Deployment J5 Figure 4 Enable load simulation for L9658 satellite channel 1 through DICH1 J6 Figure 4 Enable load simulation for L9658 satellite channel 2 through DICH2 J7 Figure 4 Enabl...

Page 18: ...the system evaluation board where ASIC s are sharing a common SPI Diagnostic functionality of the arming interface can be tested using jumper J20 Opening this jumper interrupts the SCLK_A signal of t...

Page 19: ...oard connector DEPEN2 can also be manually forced low by opening the jumper J15 L9658 L9654 are able to perform a short to battery a short to ground a resistance measurement and a MOS diagnostics on t...

Page 20: ...7 1 Features 8 deployment drivers sized to deliver 1 2A min for 2ms min and 1 75A min for 1ms min Independently controlled high side and low side MOS for diagnosis Analog output available for resistan...

Page 21: ...e Driver Output for Channel 2 for L9658 SQH3 Figure 8 High Side Driver Output for Channel 3 for L9658 SQH4 Figure 8 High Side Driver Output for Channel 4 for L9658 SQH5 Figure 8 High Side Driver Outpu...

Page 22: ...wer Ground for Loop Channel 3 for L9654 Name Figure Description J1 Figure 8 Driver Output for Channel 0 for L9658 J2 Figure 8 Driver Output for Channel 1 for L9658 J3 Figure 8 Driver Output for Channe...

Page 23: ...8 Power Ground for Loop Channel 0 for L9654 J17 Figure 8 Power Ground for Loop Channel 1 for L9654 J18 Figure 8 Power Ground for Loop Channel 2 for L9654 J19 Figure 8 Power Ground for Loop Channel 3 f...

Page 24: ...9 Power supply switch J48 J50 Figure 9 VCC partitioning J23 J25 Figure 9 Vboost partitioning J31 J33 J40 J41 J43 J44 Figure 9 Vbuck partitioning Name Figure Description J22 J26 J30 J34 J35 J37 J39 J4...

Page 25: ...TB signal of the two ASIC can be forced high pull up regardless of the RST signal coming from the SPR through jumper J36 Table 9 Reset jumper Figure 9 Power supply jumpers location Name Figure Descrip...

Page 26: ...c for L9658 B 15 SCLK Satellite Deployment SPI Clock B 16 MISO Satellite Deployment SPI Data Output B 18 DICH4 Channel 4 Satellite Sensor input simulation for L9658 B 23 DICH6 Channel 2 Satellite inpu...

Page 27: ...ng Interface of L9658 Jumper Name Figure Description J1 SQUIB Figure 8 Driver Output for Channel 0 for L9658 J2 SQUIB Figure 8 Driver Output for Channel 1 for L9658 J3 SQUIB Figure 8 Driver Output for...

Page 28: ...J22 Vboost Figure 9 Vboost partitioning for testing J23 J25 Vboost Figure 9 Vboost partitioning J26 J30 Vboost Figure 9 Vboost partitioning for testing J31 Vbuck Figure 9 Vbuck partitioning J32 Vbuck...

Page 29: ...r Channel 3 for L9654 J57 SQUIB Figure 8 Driver Output for Channel 4 for L9654 Jumper Name Figure Description Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded f...

Page 30: ...9658 SQL7 Figure 8 Low Side Driver Output for Channel 7 for L9658 SQL9 Figure 8 Low Side Driver Output for Channel 0 for L9654 SQL10 Figure 8 Low Side Driver Output for Channel 1 for L9654 SQL11 Figur...

Page 31: ...d from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com D...

Page 32: ...loaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow...

Page 33: ...J20 J21 J22 J23 J24 J25 J26 J27 J28 J29 J30 J31 J32 J33 J34 J35 J36 J 37 J38 J39 J40 J41 J42 J43 J44 J45 J46 J47 J48 J49 J50 J51 J52 J5 3 J54 J55 J56 J57 J13 JUMPER_2 24 J13 JUMPER_x8 25 L1 22uH 26 L...

Page 34: ...nloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow...

Page 35: ...D4 S2B D4 S2B 1 2 R33 12 4K R33 12 4K 1 2 C40 47MF C40 47MF 1 2 C38 220MF C38 220MF 1 2 C42 100nF C42 100nF 1 2 J48 1 2 C44 100nF C44 100nF 1 2 J23 J23 1 2 J28 J28 1 2 J46 TP4 TP4 1 2 D3 MBRS1100T3 D...

Page 36: ...0pF 3 1 2 R12 2K R12 2K 1 2 R28 4 7K R28 4 7K 1 2 C5 100nF C5 100nF 1 2 C13 100nF C13 100nF 3 1 2 R20 2K R20 2K 1 2 R2 2 R2 2 1 2 R17 10K R17 10K 1 2 R7 10K R7 10K 1 2 R11 10K R11 10K TP3 TP3 MSG 1 MI...

Page 37: ...8 CS_D 9 DEPEN 10 MOSI 11 NC 12 NC 13 MOSI_A 14 SCLK_A 15 SCLK 16 GND2 17 SQL2 18 SQH2 19 VRES2 20 VRES3 21 SQH3 22 SQL3 23 GND3 24 NC 36 AOUT 35 AOUT_GND 34 IREF 33 NC 32 ICH1 31 NC 30 ICH2 29 NC 28...

Page 38: ...4 D25 D26 D27 D28 D29 D30 D31 D32 C33 C34 D33 D34 X2 Header 2x34 CD X2 Header 2x34 CD 1 2 J14 J14 1 2 R29 0 1 2 J17 1 2 J18 Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow co...

Page 39: ...R MALFUNCTION MAY RESULT IN PERSONAL INJURY DEATH OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE Resale of ST products with provisions different from the statements and or technical features set forth in...

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