ROHM Product Detail

Not Recommended for New Designs

BD81A24EFV-M

4ch White LED Driver with Buck-Boost (40 LED Maximum)
Data Sheet
BD81A24EFV-M

Not Recommended for New Designs BD81A24EFV-M
4ch White LED Driver with Buck-Boost (40 LED Maximum)

This product cannot be used for new designs (Not recommended for design diversion).

Data Sheet
Data Sheet

Product Detail

 
Part Number | BD81A24EFV-ME2
Package | HTSSOP-B28
Packing Type | Taping
Unit Quantity | 2500
Minimum Package Quantity | 2500
RoHS | Yes

Functional Safety:

Category : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.
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Specifications:

Topology

Buck-Boost

Vin(Min.)[V]

4.5

Vin(Max.)[V]

35

Total Output Current (Max.)[mA]

480

Per Channel Drive(Max.)[mA]

120

Number of Outputs

4

Vout(Max.)[V]

40

Switching Frequency (Max.)[MHz]

2.2

Integrated Switching FET

Yes

Dimming

PWM

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

Package Size [mm]

9.7x6.4 (t=1.0)

Common Standard

AEC-Q100 (Automotive Grade)

Features:

  • Integrated Buck-Boost Current Mode DC/DC Controller
  • Integrated 4ch Current Driver for LED Drive
  • 10,000:1 PWM Dimming @100Hz
  • External Switching Frequency Synchronization
  • Built-In Protection Function (UVLO, OVP, OCP, SCP)
  • LED Abnormality Detection Function (Open/Short)
  • Integrated VOUT Discharge Function (Buck-Boost or Buck Structure Limitation)
  • AEC-Q100 Qualified (Grade 1)
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