BD2812GU
2-Channel RGB Charge Pump LED Driver with Ilumination
BD2812GU
2-Channel RGB Charge Pump LED Driver with Ilumination
BD2812GU是裝飾用RGB LED驅動器。可以驅動兩個RGB系統(6個燈)。內建燈亮模式，無需CPU負載即可點亮燈飾。非常適合使用了RGB LED的燈飾和使用了單色LED的裝飾應用。 DC/DC轉換器單元採用了電荷泵方式，不使用線圈。 採用晶片尺寸的封裝，體積小巧。
Product Detail
規格:
Topology
Charge Pump
Vin(Min.)[V]
2.7
Vin(Max.)[V]
5.5
Total Output Current (Max.)[mA]
250
Per Channel Drive(Max.)[mA]
30.48
Number of Outputs
6
Vout(Max.)[V]
5
Switching Frequency (Max.)[MHz]
1
Data Input
I2C
Data Transfer Rate(Max.)[MHz]
0.4
Dimming
DC
DC Dimming Steps
128
Operating Temperature (Min.)[°C]
-30
Operating Temperature (Max.)[°C]
85
Package Size [mm]
3.1x3.1 (t=1.0)
功能:
・RGB LED driver (dual drivers)・Slope control function (allowing dual drivers to be controlled independently).
・Slope control can be implemented using the DC current.
・Continuous illumination mode and Illumination single cycle mode are supported.
・Independent external ON/OFF synchronizing terminals are provided.
・Multiple drivers can be used concurrently.
・Low consumption operation is possible by the Sleep operation mode function.
・Charge pump system DC/DC
・Boost magnification is changed automatically (1x, 1.5x, 2x)
・Over voltage protection function (auto recovery type)
・Over current protection (auto recovery)
・Thermal shutdown (TSD)
