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发布时间:2023-12-19 09:32:01

PS92010是TI公司的高效PWM控制器,集成了频率折返和低功耗工作模式,以降低轻负载和无负载时的工作频率,从而提高LED驱动的效率.主要用在住宅区LED照明驱动以及各种LED照明.本文介绍了PS92010主要特性,方框图,开路测试电路,典型应用电路以及离线LED照明驱动模块TPS92010EVM-592主要特性和电路图与材料清单.The TPS92010 is a PWM controller with advanced energy features toprovide high efficiency driving for LED lighting applications.The TPS92010 incorporates frequency fold back and low power modeoperation to reduce the operation frequency at light load and noload operations.The TPS92010 is offered in the 8-pin SOIC (D) package. Operatingjunction temperature range is –40℃ to 105℃.PS92010 主要特性:LED Lighting Current Driver Controller with Energy Saving FeaturesQuasi-Resonant Mode Operation for Reduced EMI and Low SwitchingLosses (Low Voltage Switching)Low Standby Current for Deep Dimming Efficiency Power ConsumptionLow Startup Current: 25 μA MaximumProgrammable Line and Load Overvoltage ProtectionProvides Open LED ProtectionInternal Overtemperature ProtectionCurrent Limit ProtectionCycle-by-Cycle Power LimitPrimary-Side Overcurrent Hiccup Restart Mode1-A Sink TrueDrive, –0.75-A Source Gate Drive OutputProgrammable Soft-StartPS92010应用:Residential LED Lighting Drivers for A19 E12/E26/27, GU10, MR16,PAR30/38 Integral LampsDrivers for Wall Sconces, Pathway Lighting and Overhead LightingDrivers for Wall Washing, Architectural and Display Lighting