BM531Q11
1ch Buck Type (Quasi-Resonant Control) White LED Driver for Large LCD Included 250V MOSFET
BM531Q11
1ch Buck Type (Quasi-Resonant Control) White LED Driver for Large LCD Included 250V MOSFET
BM531Q11是白色LED用高效率驅動器,適用於大螢幕液晶驅動器。BM531Q11內建了可向光源(LED串聯連接的陣列)提供適當電壓的準諧振方式DC/DC轉換器。內建250V耐壓MOSFET,透過外接開關用電流檢測電阻,可實現高自由度的電源設計。
Product Detail
規格:
Topology
Buck
Vin(Min.)[V]
9
Vin(Max.)[V]
35
Number of Outputs
1
Switching Frequency (Max.)[MHz]
0.44
Integrated Switching FET
Yes
Dimming
DC / PWM
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
Package Size [mm]
9.27x6.35 (t=5.33)
功能:
- Quasi-resonant switching mode
- Built-in 250V MOSFET
- Maximum frequency 400kHz
- VCC pin: under voltage protection
- SOURCE pin: Leading-Edge-Blanking function
- PWM and ADIM dimming operating
- FAIL signal output (ADIM pin)