company blog about Supply【TI】Ideal Diode LM74502HQDDFRQ1 Automotive Protection Controller

Supply【TI】Ideal Diode LM74502HQDDFRQ1 Automotive Protection Controller

Product Description
LM74502HQDDFRQ1 is an automotive AEC-Q100 qualified controller which operates in conjunction with an external back-to-back connected N-channel MOSFETs as a low loss reverse polarity protection and load disconnect solution.

Features
3.2-V to 65-V input range (3.9-V start-up)
–65V input reverse voltage rating
Integrated charge pump to drive
External back-to-back N-Channel MOSFETs
External high side switch MOSFET
External reverse polarity protection MOSFET
Gate drive variants
11mA peak gate drive sourcecapacity
2A peak gate sink capacity
1µA shutdown current (EN/UVLO = Low)
45µA typical operating quiescent current (EN/UVLO = High)
Adjustable overvoltage and undervoltage protection
Meets automotive ISO7637 pulse 1 transient requirements with additional TVS diode

Applications
Body electronics and lighting
Automotive infotainment systems – digital cluster,head unit
Automotive USB hubs