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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 | BD94121F-GE2
Status | 供应中
封装 | SOP18
包装数量 | 2000
最小独立包装数量 | 2000
包装形态 | Taping
RoHS | 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