Datasheet Texas Instruments UCC28089DR — Ficha de datos

UCC28089 SLUS623A -SEPTEMBER 2004 -REVISED AUGUST 2006 PRIMARY-SIDE PUSH-PULL OSCILLATOR
WITH DEAD-TIME CONTROL
FEATURES
D Push-Pull Oscillator With Programmable Deadtime
High-Current Totem-Pole Dual Output Stage
Drives Push-Pull Configuration with 1-A Sink
and 0.5-A Source Capability
Can be Used in Push-Pull, Half-Bridge, or
Full-Bridge Topologies
Oscillator Synchronization Output
Low Start-Up Current of 130 ОјA and 1.4-mA
Typical Run Current
Over-Current Shutdown
Digitally Controlled Over-Current/Retry
Feature
Undervoltage Lockout With Hysteresis D
D
D
D
D
D
D APPLICATIONS
D High Efficiency Cascaded Converters …