BD521GOFJ
AC/DC controller IC for LED lighting
BD521GOFJ
AC/DC controller IC for LED lighting
BD521GOFJ是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。选择外接MOSFET,可实现小功率到大功率的LED的驱动。可应用于从射灯等小型照明到基础光等大型照明的广泛领域。外接LED电流检测电阻,可实现自由度高的LED电流设定。
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
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
Package Size [mm]
4.9x6 (t=1.65)
特点:
- Quasi-resonant Switching Mode + PFC Circuit
- Non-isolated Application
- Maximum Frequency 300kHz
- VCC Pin: Under Voltage Protection
- VCC Pin: Over Voltage Protection (Latch)
- CS Pin: Leading-Edge-Blanking Function
- CS Pin: OPEN Protection Function
- LED Over Current Detection Function