Description

The device is an off-line converter with an 800 V avalanche ruggedness power section, a PWM

controller, user defined overcurrent limit, protection against feedback network disconnection, hysteretic thermal protection, soft start up and safe auto restart after any fault condition.

Features

■ 800 V avalanche rugged power section

■ PWM operation with frequency jittering for low EMI

■ Operating frequency:

   – 60 kHz for L type

   – 115 kHz for H type

■ Standby power < 50 mW at 265 VAC

■ Limiting current with adjustable set point

■ On-board soft-start

■ Safe auto-restart after a fault condition

■ Hysteretic thermal shutdown

Application

■ Auxiliary power supply for appliances

■ Power metering

■ LED drivers

■ SMPS for set-top boxes, DVD players and recorders