BD81A34EFV-M is a white LED driver with the capability of with standing high input voltage (40V Max). This driver has 4ch constant-current drivers integrated in 1-chip, where each channel can draw up to 120mA (Max).
技术特性| Topology | Buck-Boost | | Number of Outputs | 4 | | Vin(Min.)[V] | 4.5 | | Vin(Max.)[V] | 35.0 | | Output Current(Max.)[mA] | 480.0 | | Vout(Max.)[V] | 40.0 | | Frequency(Max.)[MHz] | 2.2 | | LED Configuration | 4 x 8 | | Integrated FET | No | | Dimming | PWM | | Operating Temperature (Min.)[°C] | -40 | | Operating Temperature (Max.)[°C] | 125 |
| 技术支持资料下载产品特点- Integrated Buck-Boost current mode DC/DC controller
- Integrated 4ch current driver for LED drive
- PWM light modulation(Dimming)-supported
- External switching frequency synchronization
- Built-In protection function (UVLO, OVP, OCP, SCP)
- LED abnormality detection function (Open/Short)
- Integrated VOUTdischarge function (Buck-Boost structure limitation)
- AEC-Q100 Qualified
|
