厂商：Freescale
类别：16位单片机
厂商：Panasonic
类别：PhotoMOS(MOSFET输出光电耦合器)
厂商：Linear
类别：I2C和SMBus总线缓冲器和加速器
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特点 Adaptive DirectSense? Zero Voltage Switching Integrated Synchronous Rectification Control for Highest Efficiency Output Power Levels from 50W to Kilowatts Very Low Start-Up and Quiescent CurrentsCompatible with Voltage Mode and Current Mode TopologiesProgrammable Slope CompensationUndervoltage Lockout Circuitry with 4.2V Hysteresis and Integrated 10.3V Shunt RegulatorFixed Frequency Operation to 1MHz50mA Outputs for Bridge Drive and Secondary Side Synchronous RectifiersSoft-Start, Cycle-by-Cycle Current Limiting and Hiccup Mode Short-Circuit Protection5V, 15mA Low Dropout Regulator20-Pin PDIP and SSOP Packages典型应用典型应用描述The LTC1922-1 also provides secondary side synchronous rectifier control. The device uses peak current mode control with programmable slope comp and leading edge blanking.The LTC1922-1 features extremely low operating and start-up currents to simplify off-line start-up and bias circuitry. The LTC1922-1 also includes a full range of protection features and is available in 20-pin through hole (N) and surface mount (G) packages.