BD81A44EFV-ME2 The ROHM Semiconductor BD81A44EFV-ME2 is a DC DC Controller designed for automotive applications. It features 4 outputs and PWM dimming.
Mfr Part #:

BD81A44EFV-ME2

Available from 1 distributors
Mfr Name: ROHM Semiconductor
ROHM Semiconductor
The ROHM Semiconductor BD81A44EFV-ME2 is a DC DC Controller designed for automotive applications. It features 4 outputs and PWM dimming.
✓ Total Stock: 5,240 pcs
$ Price Range: $0.17

BD81A44EFV-ME2 Available from 1 distributor

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✓ Non-Authorised
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5,240 pcs
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BD81A44EFV-ME2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Current
Dimming
Frequency
Internal Switch(s)
Mounting Type
Number of Outputs
Operating Temperature
Supplier Device Package
Topology
Type
Voltage

BD81A44EFV-ME2 Description

Short technical summary and product information.

The ROHM Semiconductor BD81A44EFV-ME2 is a DC DC Controller designed for automotive applications. This component operates within a voltage range of 4.5V and can handle up to 120mA of current.

 

Key electrical specifications include a frequency range of 200kHz to 2.2MHz and the ability to operate at temperatures between -40°C and 125°C. The device supports both Step-Down (Buck) and Step-Up (Boost) topologies, offering flexibility in power management designs.

 

Packaged in a 28-HTSSOP-B and 28-VSSOP (0.173", 4.40mm Width) Exposed Pad, this surface-mount component is suitable for various automotive electronic systems. It features PWM dimming capabilities and has no internal switches.

 

Environmental compliance includes RoHS3 compliance, Moisture Sensitivity Level 1, and REACH unaffected status. The BD81A44EFV-ME2 is a reliable choice for power control in demanding automotive environments.

BD81A44EFV-ME2 Quick Information

Product Type: LED Driver
Canonical Name: ROHM Semiconductor BD81A44EFV-ME2 DC DC Controller
Subcategory: DC DC Controller

BD81A44EFV-ME2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BD81A44EFV-ME2 Estimated Pricing

Qty Low High
1+ $0.17 $0.17

Estimated market price range - modelled values for guidance only, not live distributor offers.

BD81A44EFV-ME2 Features

  • DC DC Controller for automotive applications.
  • Features 4 outputs and 120mA current.
  • Supports PWM dimming functionality.
  • Operates from 4.5V with wide frequency range.
  • Surface mountable in 28-HTSSOP-B/28-VSSOP package.

BD81A44EFV-ME2 Applications

  • Used in automotive electronic systems.
  • Suitable for power management circuits.
  • Enables flexible buck and boost designs.
  • Integrates LED driver control.

BD81A44EFV-ME2 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the BD81A44EFV-ME2?

The operating voltage is 4.5V.

What package is the BD81A44EFV-ME2 available in?

It is available in a 28-HTSSOP-B package with an exposed pad.

What is the operating temperature range of the BD81A44EFV-ME2?

The operating temperature range is -40°C to 125°C.

How many outputs does the BD81A44EFV-ME2 have?

It has 4 outputs.

What dimming method does the BD81A44EFV-ME2 support?

It supports PWM dimming.

What topologies does the BD81A44EFV-ME2 support?

It supports step-down (buck) and step-up (boost) topologies.

What is the switching frequency range of the BD81A44EFV-ME2?

The switching frequency range is 200kHz to 2.2MHz.

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