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SRSCM (air bag computer) parts identifications

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#87613

parts ids | 16 February, 2022

Update, the parts have been id'd. Thanks.

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#87615

SRSCM (air bag computer) parts identifications | 16 February, 2022

Its hard to answer your questions with fuzzy pictures, no background, or a schematics/BOM. Your best bet for good answers is to contact the manufacturer or obtain another board so you have spare parts. In the 1st picture The epoxy is there probably to keep the vibrations from damaging the solder joints, the round component is probably a custom made inductor.

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#87616

parts ids | 16 February, 2022

Thanks.

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#87617

SRSCM (air bag computer) parts identifications | 16 February, 2022

UAAA1280T is a Supervisory Circuit AIRBAG from Phillips/NXP ie voltage checking/current checking easily found in datasheet archive. TLC2274 is a Quad Low-Noise Rail-To-Rail Operational Amplifier CMD9936 could be a Dual MOSFET?

What are you trying to do?

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#87619

parts ids | 16 February, 2022

Thanks.

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#87623

SRSCM (air bag computer) parts identifications | 17 February, 2022

An NDS9936 is a SO-8 MOSFET since this is a SO-16, its likely to be 2, easier enough to chack by compareing the pin patterns. It is what you would expect on a board which is remote on a car harness, and has a control circuit.

sarason

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#87629

parts ids | 18 February, 2022

resolved

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