BM521Q25F
AC/DC controller IC for LED lighting Included 650V MOSFET
BM521Q25F
AC/DC controller IC for LED lighting Included 650V MOSFET
BM521Q25F是内置高耐压650V MOSFET的LED照明用AC/DC转换器。本IC适合准谐振型High-side LED驱动器用途,可实现LED电流的高精度化和低EMI化。与功率因数校正(Power Factor Correction)转换器组合,可应对高次谐波。内置650V耐压启动电路,可降低功耗。外接LED电流检测电阻,可实现自由度高的LED电流设定。是内置启动电路和MOSFET,便于在省空间基板上组建应用电路,可减少部件个数,实现低成本的IC。
主要规格
特性:
Vin(Min.)[V]
8.9
Vin(Max.)[V]
25
Number of Outputs
1
Switching Frequency (Max.)[MHz]
0.3
Integrated Switching FET
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
Package Size [mm]
5x6.2 (t=1.71)
特点:
- Quasi-resonant Switching Mode + PFC Circuit
- Non-isolated Application
- Built-in 650V Start-up Circuit
- Built-in 650V Switching MOSFET
- Maximum Frequency 300kHz
- VCC Pin: Under Voltage Protection
- VCC Pin: Over Voltage Protection (Latch)
- SOURCE Pin: Leading-Edge-Blanking Function
- SOURCE Pin: OPEN Protection Function
- LED Over Current Detection Function