TI (Texas Instruments) UCC2570NG4 Boost: Yes Buck: No Cuk: No Divider: No Doubler: No Duty Cycle: 80% Flyback: Yes Frequency - Max: 500kHz Frequency-max: 500kHz Inverting: No Isolated: No Number Of Outputs: 1 Operating Temperature: -40?°C ~ 85?°C Package / Case: 14-DIP (0.300", 7.62mm) Pwm Type: Voltage Mode Series: - Voltage - Supply: 10 V ~ 15 V Package: PDIP