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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsMIC4681BM
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MIC4681BM - Microchip Technology

Manufacturer Part Number
MIC4681BM
Manufacturer
Microchip Technology
Allelco Part Number
32D-MIC4681BM
ECAD Model
Parts Description
IC REG BUCK ADJUSTABLE 1A 8SOIC
Package
8-SOIC (0.154', 3.90mm Width)
Data sheet
Cylindrical Battery Holders.pdf
MIC4681.pdf
Our certification
In stock: 5910

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Specifications

MIC4681BM Tech Specifications
Microchip Technology - MIC4681BM technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - MIC4681BM

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Output (Min/Fixed) 1.25V  
Voltage - Output (Max) 28.5V  
Voltage - Input (Min) 4V  
Voltage - Input (Max) 30V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package 8-SOIC  
Series SuperSwitcher™  
Package / Case 8-SOIC (0.154', 3.90mm Width)  
Product Attribute Attribute Value  
Package Tube  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 200kHz  
Current - Output 1A  
Base Product Number MIC4681  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MIC4681BM

Manufacturer

microchip-technology

Introduction

The MIC4681BM is a high-efficiency, step-down DC-DC converter that operates from a wide input voltage range of 4V to 30V. It features an adjustable output voltage from 1.25V to 28.5V and can deliver up to 1A of output current. This device is ideal for a variety of applications, including industrial, automotive, and consumer electronics.

Product Features and Performance

Wide input voltage range of 4V to 30V

Adjustable output voltage from 1.25V to 28.5V

Output current capability of up to 1A

High efficiency, typically 90% at full load

Switching frequency of 200kHz

Thermal shutdown and current limit protection

Small 8-SOIC package

Product Advantages

Flexible input and output voltage range

High efficiency for improved power savings

Compact size for space-constrained designs

Comprehensive protection features for reliable operation

Key Reasons to Choose This Product

Versatile power conversion for a wide range of applications

Optimized efficiency to reduce power consumption and heat dissipation

Robust protection features for enhanced system reliability

Small and space-saving package for compact designs

Quality and Safety Features

Compliance with industry standards for safety and reliability

Thermal shutdown and current limit protection for enhanced safety

Rigorous quality control and testing processes

Compatibility

Compatible with a variety of power supply and load configurations

Application Areas

Industrial equipment

Automotive electronics

Consumer electronics

Household appliances

Medical devices

Product Lifecycle

["The MIC4681BM is discontinued.","There are alternative models available, such as the MIC4680 and MIC4683 series, which offer similar functionality and performance. Customers are advised to contact our website's sales team for more information on available options."]

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology MIC4681BM

Product Attribute MIC4681BM MIC4680BMTR MIC4682YM MIC4682BM
Part Number MIC4681BM MIC4680BMTR MIC4682YM MIC4682BM
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package Tube Bulk Tube Tube
Base Product Number MIC4681 - MIC4682 MIC4682
Frequency - Switching 200kHz 200kHz 200kHz 200kHz
Output Type Adjustable Adjustable Adjustable Adjustable
Current - Output 1A 1.3A 2A 2A
Output Configuration Positive Positive Positive Positive
Synchronous Rectifier No No No No
Number of Outputs 1 1 1 1
Voltage - Output (Min/Fixed) 1.25V 1.23V 1.23V 1.23V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Topology Buck Buck, Buck-Boost Buck Buck
Series SuperSwitcher™ SuperSwitcher™ SuperSwitcher™ SuperSwitcher™
Function Step-Down Step-Down, Step-Up/Step-Down Step-Down Step-Down
Voltage - Input (Min) 4V 4V 4V 4V
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 8-SOIC
Voltage - Output (Max) 28.5V 32.98V 32.3V 32.3V
Package / Case 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Voltage - Input (Max) 30V 34V 34V 34V

MIC4681BM Datasheet PDF

Download MIC4681BM pdf datasheets and Microchip Technology documentation for MIC4681BM - Microchip Technology.

Datasheets
Cylindrical Battery Holders.pdf
HTML Datasheet
MIC4681.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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MIC4681BM Image

MIC4681BM

Microchip Technology
32D-MIC4681BM

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