Description
The SGM40666AS and SGM40666BS are over-voltage protection devices designed to protect low voltage systems from damage with a high voltage supply up to +31VDC and +40VPEAK (10s with 50mA current limit).
Features
- Wide Power Supply Voltage Range: 2.5V to 28V.
- Input Voltage up to 40V with 50mA Current Limit
for 10s Duration.
- Integrated Switch On-Resistance: 27mΩ (TYP).
- Wide Adjustable OVLO Threshold Range:
4V to 22V.
- Internal Over-Voltage Protection Threshold:
6.79V (TYP).
- Surge Immunity.
- SGM40666AS: Up to +90V/-400V Surge Immunity.
- SGM40666BS: Up to +80V/-400V Surge Immunity.
- 32.3V Clamping Circuit Trigger Threshold when Rising Slope > 4.5V/μs (SGM40666AS).
SGM40666AS-SGMicro.pdf
