AP2821 switch equivalent, high-side power distribution switch.
* Low MOSFET on Resistance: 120mΩ @VIN=5.0V
* Compliant to USB Specifications
* Operating Voltage Range: 2.7V to 5.5V
* Low Supply Current: 35μA (Typ.)
* USB Power Management
* USB Bus/Self Powered Hubs
* Hot-plug Power Supplies
* Battery-charger Circuits .
The AP2821 is an integrated high-side power switch that consists of TTL compatible enables input, a charge pump, and N-Channel MOSFET. The switch’s low RDS (ON), 120mΩ, meets USB voltage drop requirements. It includes soft-start to limit inrush curre.
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