車電用 50V 500mA 1ch LED源極驅動器 - BD83740HFP-M
BD83740HFP-M是50V高耐壓LED源極驅動器。恒電流輸出可進行PWM調光，最適合車電用LED驅動。內建LED開路檢測功能、過電壓保護功能，可實現高可靠性。透過使用已獲得專利的PBUS功能，在使用多個本LSI驅動多列LED時，即使當某列LED發生了開路，也可以對全部LED進行統一的OFF控制。
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規格:
Common Standard
AEC-Q100 (Automotive Grade)
Topology
Constant Current
Series
LED Source Driver
LED Configuration
1 series, 2 parallels or more (Matrix Connection)
Dimming
PWM
Per Channel Drive(Max.)[mA]
500.0
LED Open Detection
Yes
Vin(Min.)[V]
4.5
Vin(Max.)[V]
42.0
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
功能:
- AEC-Q100 Qualified
- Variable form Constant-Current Source Driver
- PWM Dimming Function
- CR Timer for PWM Dimming Function Integrated
- LED Open detective Function Integrated
- Overvoltage Mute and Temperature Protection Functions Integrated
- Abnormal Output Detection and Output Functions (PBUS)