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HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversBD81A34MUV-ME2
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BD81A34MUV-ME2 - Rohm Semiconductor

Manufacturer Part Number
BD81A34MUV-ME2
Manufacturer
LAPIS Technology
Allelco Part Number
32D-BD81A34MUV-ME2
ECAD Model
Parts Description
IC LED DRV CTRL PWM VQFN28SV5050
Package
28-VFQFN Exposed Pad
Data sheet
BD81A34MUV-M.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 21248

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Specifications

BD81A34MUV-ME2 Tech Specifications
Rohm Semiconductor - BD81A34MUV-ME2 technical specifications, attributes, parameters and parts with similar specifications to Rohm Semiconductor - BD81A34MUV-ME2

Product Attribute Attribute Value  
Manufacturer LAPIS Technology  
Voltage - Supply (Min) 4.5V  
Voltage - Supply (Max) 35V  
Voltage - Output 40V  
Type DC DC Controller  
Topology Step-Down (Buck), Step-Up (Boost)  
Supplier Device Package VQFN28SV5050  
Series -  
Package / Case 28-VFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 125°C (TA)  
Number of Outputs 4  
Mounting Type Surface Mount  
Internal Switch(s) No  
Frequency 200kHz ~ 2.2MHz  
Dimming PWM  
Current - Output / Channel 120mA  
Base Product Number BD81A34  
Applications Backlight  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

BD81A34MUV-ME2

Manufacturer

rohm-semi

Introduction

The BD81A34MUV-ME2 is a high-performance DC-DC controller IC designed for driving multiple LED strings in backlight applications. It features a wide input voltage range, flexible output configuration, and advanced dimming capabilities, making it a versatile solution for a wide range of LED-based lighting systems.

Product Features and Performance

Wide input voltage range of 4.5V to 35V

Supports up to 4 independent LED strings with up to 120mA per channel

Programmable switching frequency from 200kHz to 2.2MHz

Advanced PWM dimming function for precise brightness control

Internal soft-start and thermal shutdown protection

Small 28-pin VQFN package for compact design

Product Advantages

Efficient and reliable LED driver solution

Flexible output configuration for versatile lighting designs

Comprehensive protection features for enhanced system reliability

Compact package size for space-constrained applications

Key Reasons to Choose This Product

Reliable and robust performance for demanding lighting applications

Flexible design options with multiple output channels and dimming capabilities

Cost-effective solution for LED-based backlight and lighting systems

Ease of integration and implementation with compact package size

Quality and Safety Features

Robust thermal shutdown protection

Short-circuit and overcurrent protection

Compliance with industry safety standards

Compatibility

The BD81A34MUV-ME2 is compatible with a wide range of LED-based backlight and lighting systems, making it a versatile solution for various applications.

Application Areas

Backlight for LCD displays

General lighting applications

Signage and architectural lighting

Industrial and commercial lighting

Product Lifecycle

The BD81A34MUV-ME2 is an active product and not nearing discontinuation. There are no direct equivalent or alternative models available from ROHM Semiconductor. For more information or updates on this product, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Rohm Semiconductor BD81A34MUV-ME2

Product Attribute BD81A34MUV-ME2 BD81A74MUV-ME2 BD81A24MUF-ME2 BD81A04EFV-ME2
Part Number BD81A34MUV-ME2 BD81A74MUV-ME2 BD81A24MUF-ME2 BD81A04EFV-ME2
Manufacturer Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Frequency 200kHz ~ 2.2MHz 200kHz ~ 2.2MHz 200kHz ~ 2.2MHz 200kHz ~ 2.2MHz
Supplier Device Package VQFN28SV5050 VQFN28SV5050 VQFN28FV5050 -
Internal Switch(s) No No Yes No
Applications Backlight Automotive Automotive Backlight
Voltage - Supply (Min) 4.5V 4.5V 4.5V 4.5V
Mounting Type Surface Mount Surface Mount Surface Mount, Wettable Flank -
Current - Output / Channel 120mA 120mA 120mA 120mA
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C (TA)
Number of Outputs 4 4 4 4
Series - Automotive, AEC-Q100 Automotive, AEC-Q100 -
Dimming PWM PWM PWM PWM
Voltage - Supply (Max) 35V 35V 35V 35V
Base Product Number BD81A34 BD81A74 BD81A24 BD81A04
Type DC DC Controller DC DC Controller DC DC Regulator DC DC Controller
Voltage - Output 40V 40V - -
Topology Step-Down (Buck), Step-Up (Boost) Step-Down (Buck), Step-Up (Boost) Step-Down (Buck), Step-Up (Boost) Step-Down (Buck), Step-Up (Boost)
Package / Case 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad -

BD81A34MUV-ME2 Datasheet PDF

Download BD81A34MUV-ME2 pdf datasheets and Rohm Semiconductor documentation for BD81A34MUV-ME2 - Rohm Semiconductor.

Datasheets
BD81A34MUV-M.pdf
Other Related Documents
AEC-Q101 Automotive Requirements.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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BD81A34MUV-ME2

Rohm Semiconductor
32D-BD81A34MUV-ME2

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