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Data Sheet
LM74703-Q1, LM74704-Q1 Automotive Ideal Diode Controller With External FET Health
Indication
1 Features
- AEC-Q100 qualified with the following results
- Device temperature grade 1:
–40°C to 125°C ambient operating temperature range
- 3.2-V to 65-V input range (3.9-V start up)
- –65-V reverse voltage rating
- Charge pump for external N-Channel MOSFET
- 20-mV ANODE to CATHODE pin forward voltage drop regulation
- Enable pin feature
- 1-µA shutdown current (EN=Low)
- 80-µA operating quiescent current (EN=High)
- 2.3-A peak gate turnoff current
- FETGOOD output to indicate external MOSFET health status
- Fast response to reverse current blocking:
< 0.75 µs - EMI performance over extended frequency range (150-kHz to 1-GHz)
- Meets automotive ISO7637 transient requirements with external TVS Diode
- 8-pin SOT-23 package 2.90 mm × 1.60 mm