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PFC直连电流共振型大屏幕用白色LED驱动器_BD94121F

BD94121F是PFC直接连接的电流共振型LED驱动器。LED电流通过频率控制。应用可直接连接PFC,可使用半桥结构。因此可减少外接部件的数量。BD94121F中内置了应对异常状态的几种保护功能。过电压保护(OVP:over voltage protection), LED短路检测(IS High检测), LED开路检测(IS Low检测)等。

* 本产品是标准级的产品。本产品不建议使用的车载设备。
型号
Status
封装
包装数量
最小独立包装数量
包装形态
RoHS
BD94121F-GE2 供应中 SOP18 2000 2000 Taping Yes
 
特性:
Topology PFC Direct Current Resonance
Number of Outputs 1
Vin(Min.)[V] 9.0
Vin(Max.)[V] 18.0
Frequency(Max.)[MHz] 0.3
LED Configuration 1
Dimming Analog
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
特点:
    • 20V High Rating Process
    • 1 Channel Push-pull Control
    • Current and Voltage Feedback by Driving Frequency
    • Adjustable Soft Start
    • Adjustable Timer Latch
    • Under-Voltage Detection for IC’s Power Line
    • Output Over-Voltage Protection
    • Output Error Signal from FAIL Terminal
    • Shift to Save Mode by STB Terminal
    • Burst Control by External PWM Signal
    • Analog Dimming by External DC Signal
    • Conversion Function from Pulse to DC
 
 
技术信息
Application Note

Thermal Resistance