NCP45521, NCP45520 Datasheet - ON Semiconductor

NCP45521 Advanced Load Management

Pin Name 1, 9 VIN 2 EN 3 VCC 4 GND 5 BLEED 6 PG SR 7, 8 VOUT Function Drain of MOSFET (0.5 V * 13.5 V), Pin 1 must be connected to Pin 9 NCP45520 *H & NCP45521 *H * Active *high digital input used to turn on the MOSFET, pin has an internal pull .

ecoSWITCHt Advanced Load Management Controlled Load Switch with Low RON NCP45520, NCP45521 The NCP4552x series of load switches provide a component and area-reducing solution for efficient power domain switching with inrush current limit via soft start. In addition to integrated control functionality with ultra low on resistance, these devices offer system safeguards and monitoring via fault protection and power good signaling. This cost effective solution is ideal for power managemen.

NCP45521 Features

* Advanced Controller with Charge Pump

* Integrated N-Channel MOSFET with Low RON

* Input Voltage Range 0.5 V to 13.5 V

* Soft-Start via Controlled Slew Rate

* Adjustable Slew Rate Control (NCP45521)

* Power Good Signal (NCP45520)

* Thermal Shutdown

* Undervoltage Loc

NCP45520_ONSemiconductor.pdf