bd81a76efv-m是一款35v高耐压白色led驱动器。一个芯片中内置了6ch恒流输出,最大可达120ma/ch,适用于驱动高亮度的led。通过内置升降压电流模式dc/dc转换器,即使电源电压波动也可实现稳定工作。通过pwm输入模式,可进行调光控制(10,000:1@100hz)。

主要规格

 
型号 | bd81a76efv-me2
status | 推荐品
封装 |
包装数量 | 2000
最小独立包装数量 | 2000
包装形态 | taping
rohs |

功能安全:

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类别 : fs supportive
a product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.

特性:

topology

buck-boost

vin(min.)[v]

4.5

vin(max.)[v]

35

total output current (max.)[ma]

720

per channel drive(max.)[ma]

120

number of outputs

6

vout(max.)[v]

40

switching frequency (max.)[mhz]

2.2

dimming

pwm

operating temperature (min.)[°c]

-40

operating temperature (max.)[°c]

125

package size [mm]

10x7.6 (t=1)

common standard

aec-q100 (automotive grade)

特点:

  • aec-q100 qualified(grade 1)
  • 6ch current driver for led drive
  • buck-boost current mode dc/dc converter
  • control dc/dc converter oscillation frequency by external synchronized signal
  • spread spectrum function
  • lsi protection function (uvlo, ovp, tsd, ocp, scp)
  • led abnormality detection function (open/short)
  • vout discharge function (buck-boost structure limitation)

reference design / application evaluation kit

 
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