Datasheet Summary
Low Power Current Mode Push-Pull PWM
UCC1808-1/-2 UCC2808-1/-2 UCC3808-1/-2
PRELIMINARY
Features
- 130µA Typical Starting Current
- 1mA Typical Run Current
- Operation to 1MHz
- Internal Soft Start
- On Chip Error Amplifier With 2MHz Gain Bandwidth Product
- On Chip VDD Clamping
- Dual Output Drive Stages In Push-Pull Configuration
- Output Drive Stages Capable Of 500mA Peak Source Current, 1A Peak Sink Current
BLOCK DIAGRAM
DESCRIPTION
The UCC3808 is a family of BiCMOS push-pull, high-speed, low power, pulse width modulators. The UCC3808 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...
