Description

The KA3882C/KA3883C is a fixed PWM controller for Off Line and DC to DC converter applications. The internal circuits include an UVLO, a low start up current circuit, a temperature compensated reference, a high gain error amplifier, a current sensing comparator, and the high current totem-pole output for driving a POWER MOSFET.

Features

• Low Start Current 0.2mA (Typ)

• Operating Range Up To 500kHz

• Cycle by Cycle Current Limiting

• Under Voltage Lock Out With Hysteresis

• Short Shutdown Delay Time: Typ.100ns

• High Current Totem-Pole Output

• Output Swing Limiting: 22V