带2线串行接口、内置PWM调光功能的24ch恒电流LED驱动器_BD2808MUV-M_罗姆半导体集团(ROHM Semiconductor) - china
Rohm Productdetail
带2线串行接口、内置PWM调光功能的24ch恒电流LED驱动器_BD2808MUV-M
BD2808MUV-M是高耐压（20V）带2线串行接口、内置PWM调光功能的24ch恒电流LED驱动器。以RGB LED的驱动为假想，搭载了3组独立灰度控制的6bit电流DAC和各信道独立PWM占空比控制8bit（模拟Log曲线），可实现精细的色彩控制。由于是小型封装，最适合省空间用途。
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特性：
Topology
Constant Current
Number of Outputs
24
Dimming
PWM / DAC
Per Channel Drive(Max.)[mA]
50.0
Vout(Max.)[V]
20.0
Data Input
I2C
Vin(Min.)[V]
3.0
Vin(Max.)[V]
5.5
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
特点：
- AEC-Q100 Qualified
- 2-Line Serial Control + Enable Signal
- VQFN48 Package
- 24 channel constant current LED driver
(max 50mA / channel) - Independent PWM control for each channel
- 6 bit current DAC for RGB
- Protection features
- Equipped with PWM phase shift function to reduce EMI