ROHM Semiconductor BD8374 1ch Source Driver for Automotive
ROHM Semiconductor BD8374 1ch Source Driver for Automotive offers brightness control via DC or PWM (Pulse Width Modulation), with a PWM brightness range of 1% to 100%. This single-channel LED driver allows a wide 5.5V to 42V input voltage for design flexibility. ROHM BD8374 features LED open/short protection, undervoltage lockout (UVLO) / temperature shut down (TSD) protection, and overheating/overvoltage protection. Ideal for use in the automotive industry, the ROHM BD8374 LED Driver is AEC-Q100 qualified.
Features
- AEC-Q100 Qualified
- Selectable constant current source driver
- 500mA output current
- ±5% output current accuracy
- Brightness controlled by PWM or DC
- 1% to 100% PWM brightness control
- 1% to 45% integrated PWM signal generator
- Integrated CR timer for PWM dimming function
- 5.5V to 42V input voltage range
- UVLO/TSD protection
- LED open/short protection
- Abnormal output detection and output functions (PBUS)
- 4.5V to 42.0V input voltage range
- -40°C to +125°C operating temperature range
Applications
- On-board exterior lamp
- Rear lamp
- Turn lamp
- Daylight running lamp
- Position lamp
- Fog lamp
- On-board interior lamp
- Air conditioner lamp
- Interior lamp
- Cluster light
Application Circuit
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Opublikowano: 2016-12-19
| Zaktualizowano: 2022-03-11