SMPS IC SmartRectifier IR1161LPBF SmartRectifier Control IC Features Product Summary Flyback, Secondary side synchronous rectification Topology Resonant Half-bridge controller DCM, CrCM Flyback and resonant half-bridge VD 200V topologies Direct sensing of MOSFET drain voltage up to 200V V 4.75V ~ 18V CC Max 500kHz switching frequency I & I +1A & -2.5A Anti-bounce logic and UVLO protection o+ o- Micropower start-up & ultra-low quiescent current Turn on Propagation 50ns (typical) 50ns turn-off propagation delay Delay Programmable Minimum On Time Turn off Propagation 50ns (typical) Vcc Operating voltage range 4.75V to 18V Delay Cycle by Cycle MOT Check Circuit Lead-free Compatible with 0.3W Standby, Energy Star, CECP, etc. Package Options Applications Charger, AC-DC adapters 5-Pin SOT-23 Application Diagram + LOAD - Primary Controller VD MOT 4 3 GND 2 GATE VCC 5 1 Ordering Information Standard Pack Base Part Number Package Type Complete Part Number Quantity Form IR1161LPBF 5L-SOT-23 Tape and Reel 3000 IR1161LTRPBF 1 2016-07-01 IR1161 IR1161LPBF Table of Contents Page Ordering Information 1 Description 3 Absolute Maximum Ratings 4 Electrical Characteristics 5 Functional Block Diagram 7 Input/Output Pin Equivalent Circuit Diagram 8 Pin Definitions 9 Pin Assignments 9 Application Information and Additional Details 10 Package Details 21 Tape and Reel Details 22 Part Marking Information 24 Qualification Information 25 2 2016-07-01