Description
The UCC3809 family of BCDMOS economy low power integrated circuits contains all the control and drive circuitry required for off-line and isolated DC-to-DC fixed frequency current mode switching power supplies with minimal external parts count.
Features
- User Programmable Soft Start With
Active Low Shutdown.
- User Programmable Maximum Duty Cycle.
- Accessible 5V Reference.
- Undervoltage Lockout.
- Operation to 1MHz.
- 0.4A Source/0.8A Sink FET Driver.
- Low 100µA Startup Current
PART
TURN ON TURN OFF
NUMBER.
UCC1809-1 Datasheet
