UCC3808A-1
Description
The UCCx808A devices are a family of BiCMOS push-pull, high-speed, low-power, pulse-width modulators. The UCCx808A contains all of the control and drive circuitry required for off-line or DC-to-DC fixed frequency current-mode switching power supplies with minimal external parts count.
Key Features
- 1 Dual-Output Drive Stages in Push-Pull Configuration
- Current-Sense Discharge Transistor to Improve Dynamic Response
- 130-μA Typical Starting Current
- 1-mA Typical Run Current
- Operation to 1 MHz
- Internal Soft Start
- On-Chip Error Amplifier With 2-MHz Gain Bandwidth Product
- On-Chip VDD Clamping
- Output Drive Stages Capable of 500-mA Peak- Source Current, 1-A Peak-Sink Current
