AS998 - Current Mode Controllers
The AS998/AS998A is an IC intended for use as a PWM controller for switch mode power supplies.
The device is particularly suited as a primary side controller for adapter, printer, peripheral, mobile chargers and desktop auxiliary power supplies.
The AS998/AS998A is manufactured in BICMOS technology
AS998 Features
* such as fixed internal oscillator, internal ramp compensation and current filters all reduce the external support components. Features
* Low start-up current 64 µA (Typ) Low running current 2