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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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L9680 데이터시트(PDF) 260 Page - STMicroelectronics |
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L9680 데이터시트(HTML) 260 Page - STMicroelectronics |
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260 / 286 page  Electrical characteristics L9680 260/286 DS11615 Rev 7 8 SRISRC Squib/pyroswitchresistance measurement current source slew-rate - 3 7.5 12 mA/µs 9 VSRx_RM SRx voltage during resistance measurement LPDIAGREQ(ISRC)=”01” or “10” LPDIAGREQ(ISINK)=1 0.4 0.7 1.2 V 10 ISINK_HI_SR SRx current sink limit high LPDIAGREQ(ISRC_CURR_ SEL) = 0 LPDIAGREQ(ISINK) = 1 50 75 100 mA 11 ISINK_LO_SR SRx current sink limit low LPDIAGREQ(ISRC_CURR_ SEL) = 1 LPDIAGREQ(ISINK) = 1 10 17.5 25 mA 12 IPD_SR_L SRx current pull down SYS_CTL(PD&VRCM_SEL) = 0 0.7 1 1.3 mA 13 IPD_SR_H SYS_CTL(PD&VRCM_SEL) = 1 4.5 6 7.5 mA 14 RLKG_SF SFx leakage resistance Design info 1 - - kΩ 15 VLKG_SF SFx leakage voltage source Design info -1 - 18 V 16 RSQ_ACC Squib/pyroswitchresistance measurement accuracy After software calculation All errors included RSQ between 1.0 Ω and 10.0 Ω With High Current Source (40 mA) -8% - +8 % 17 - EMI input low-pass filter Design Info 50 - 100 kHz Table 58. Deployment drivers diagnostics - Squib/pyroswitch resistance measurement No Symbol Parameter Conditions Min Typ Max Unit |
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