UC3843AD2 onsemi

Description: CURRENT MODE PWM CONTROLLER 1A, Packaging: Bulk, Package / Case: 8-SOIC (0.154", 3.90mm Width), Output Type: Transistor Driver, Mounting Type: Surface Mount, Function: Step-Up, Step-Up/Step-Down, Operating Temperature: -40°C ~ 150°C (TJ), Output Configuration: Positive, Isolation Capable, Frequency - Switching: Up to 500kHz, Topology: Boost, Buck, Flyback, Forward, Voltage - Supply (Vcc/Vdd): 7.6V ~ 30V, Supplier Device Package: 8-SOIC, Synchronous Rectifier: No, Control Features: Frequency Control, Output Phases: 1, Duty Cycle (Max): 96%, Clock Sync: No, Number of Outputs: 1.