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BD81A74MUV-M - 4ch White LED Driver

Download the BD81A74MUV-M datasheet PDF. This datasheet also covers the BD81A74EFV-M variant, as both devices belong to the same 4ch white led driver family and are provided as variant models within a single manufacturer datasheet.

General Description

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.

Key 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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (BD81A74EFV-M-ROHM.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number BD81A74MUV-M
Manufacturer ROHM
File Size 3.82 MB
Description 4ch White LED Driver
Datasheet download datasheet BD81A74MUV-M Datasheet

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Other Datasheets by ROHM

Part Number Description
BD81A74EFV-M 4ch White LED Driver
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BD81A04AMUV-M 4ch White LED Driver
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Datasheet 4ch White LED Driver Built-in Current Driver Buck-Boost and Boost DC/DC Converter for Automotive BD81A74EFV-M BD81A74MUV-M General 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.