NCP785 Datasheet (ON Semiconductor) - High PSRR Linear Regulator

NCP785, High PSRR Linear Regulator

Pin No.

(SOT *223) Pin No.

(SOT89 *3) Pin Name 1 1 VIN 2 * NC 3 3 VOUT 4 2,4 GND Description Supply Voltage Input.

Connect 2.2 mF capacitor from VIN to GND.

This pin is not internally connected to the IC Regulator Output.

Connect 22 mF or larger MLCC capacitor from VOUT

NCP785 Product Preview Wide Input Voltage Range 5 mA Ultra-Low Iq, High PSRR Linear Regulator The NCP785 is a high performance linear regulator, offering a very wide operating input voltage range of up to 450 V DC, with an output current of up to 5 mA.

Ideal for high input voltage applications such as industrial and home metering, home appliances.

The NCP785 family offers ±5% initial accuracy, extremely high power supply rejection ratio and ultra low quiescent current.

NCP785 Features

* Wide Input Voltage Range: DC: Up to 450 V AC: 85 V to 260 V (half

* wave rectifier and 2.2 mF capacitor)

* 5 mA Guaranteed Output Current

* Ultra Low Quiescent Current: Typ. 6 mA (VOUT ≤ 5 V)

* ±5% Accuracy Over Full Load, Line and Temperature Variations