NCP1012 NCP1012AP133G Self Supplied Monolithic Switcher

Features

Image

Description

Built−in 700 V MOSFET with Typical RDSon of 11 and 22

Large Creepage Distance Between High−Voltage Pins

Current−Mode Fixed Frequency Operation:

65 kHz – 100 kHz − 130 kHz

Skip−Cycle Operation at Low Peak Currents Only:

No Acoustic Noise!

Dynamic Self−Supply, No Need for an Auxiliary Winding

Internal 1.0 ms Soft−Start

Latched Overvoltage Protection with Auxiliary

Winding Operation

Frequency Auto−Recovery Internal Output Short−Circuit Protection

Below 100 mW Standby Power if Auxiliary Winding is Used

Internal Temperature Shutdown

Direct Optocoupler Connection

SPICE Models Available for TRANsient Analysis

These are Pb−Free and Halide−Free Devices

Typical Applications

Low Power AC/DC Adapters for Chargers

Auxiliary Power Supplies (USB, Appliances,TVs, etc.) Jittering for Better EMI Signature