Description
Key Specifications
BD81A74EFV-M / BD81A74MUV-M is a white LED driver with the capability of withstanding high input voltage (maximum 35 V).This driver has 4ch constantcurrent drivers in 1-chip, where each channel can draw up to 120 mA (Max), and it is suitable for high illumination LED drive.Furthermore, a buck-boost current mode DC/DC converter is also built to achieve
Operating Input Voltage Range
4.5 V to 35 V
Output LED Current Accuracy
±3.0 %@50 mA
DC/DC Oscillati
Features
- HTSSOP-B28
9.7 mm x 6.4 mm x 1.0 mm.
- AEC-Q100 Qualified.
- 1.
- 4ch 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
VQFN28SV5050
HTSSOP-B28
Limitation)
BD81A74MUV-M
BD81A74EFV-M.