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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsMIC4576-3.3BU
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MIC4576-3.3BU - Microchip Technology

Manufacturer Part Number
MIC4576-3.3BU
Manufacturer
Microchip Technology
Allelco Part Number
32D-MIC4576-3.3BU
ECAD Model
Parts Description
IC REG BUCK 3.3V 3A TO263-5
Package
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Data sheet
MIC4576.pdf
Our certification
In stock: 10380

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Specifications

MIC4576-3.3BU Tech Specifications
Microchip Technology - MIC4576-3.3BU technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - MIC4576-3.3BU

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Min) 4V  
Voltage - Input (Max) 36V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package TO-263-5  
Series -  
Package / Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA  
Product Attribute Attribute Value  
Package Bulk  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 200kHz  
Current - Output 3A  
Base Product Number MIC4576  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MIC4576-3.3BU

Manufacturer

Microchip Technology

Introduction

The MIC4576-3.3BU is a high-efficiency, step-down DC-DC switching regulator from Microchip Technology. It is designed to provide a regulated 3.3V output from an input voltage range of 4V to 36V, making it suitable for a variety of applications that require a reliable and stable power supply.

Product Features and Performance

Fixed 3.3V output voltage

Input voltage range of 4V to 36V

Output current capability of up to 3A

Switching frequency of 200kHz

Thermal shutdown and current limiting protection

High efficiency up to 95%

Compact TO-263-6 (D2PAK) package

Product Advantages

Wide input voltage range, suitable for a variety of applications

Efficient power conversion for low power consumption

Robust protection features for reliable operation

Small package size for space-constrained designs

Key Reasons to Choose This Product

Reliable and stable power supply solution

High efficiency to minimize energy waste and heat generation

Comprehensive protection features for safe and reliable operation

Compact package for efficient board space utilization

Quality and Safety Features

Thermal shutdown protection

Current limiting protection

Robust design for industrial-grade applications

Compatibility

The MIC4576-3.3BU is compatible with a wide range of electronic devices and systems that require a regulated 3.3V power supply, such as industrial controls, telecommunications equipment, and consumer electronics.

Application Areas

Industrial automation and control systems

Telecommunications equipment

Automotive electronics

Consumer electronics

Portable devices

Product Lifecycle

The MIC4576-3.3BU is an obsolete product, meaning it is no longer in active production. However, there may be equivalent or alternative models available from Microchip Technology or other manufacturers. Customers are advised to contact our website's sales team for more information on available options and product life cycle status.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology MIC4576-3.3BU

Product Attribute MIC4576-3.3BU MIC4575BU MIC4576-5.0BT MIC4576-3.3WT
Part Number MIC4576-3.3BU MIC4575BU MIC4576-5.0BT MIC4576-3.3WT
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Synchronous Rectifier No No No No
Voltage - Output (Min/Fixed) 3.3V 1.23V 5V 3.3V
Series - - - -
Output Configuration Positive Positive Positive Positive
Function Step-Down Step-Down, Step-Up/Step-Down Step-Down Step-Down
Current - Output 3A 1.7A (Switch) 3A 3A
Frequency - Switching 200kHz 200kHz 200kHz 200kHz
Base Product Number MIC4576 MIC4575 MIC4576 MIC4576
Voltage - Output (Max) - 20V - -
Mounting Type Surface Mount Surface Mount Through Hole Through Hole
Topology Buck Buck, Buck-Boost Buck Buck
Voltage - Input (Min) 4V 4V 4V 4V
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Number of Outputs 1 1 1 1
Package / Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA TO-263-6, D²Pak (5 Leads + Tab), TO-263BA TO-220-5 TO-220-5
Output Type Fixed Adjustable Fixed Fixed
Package Bulk Bulk Bulk Tube
Supplier Device Package TO-263-5 TO-263-5 TO-220-5 TO-220-5
Voltage - Input (Max) 36V 24V 36V 36V

MIC4576-3.3BU Datasheet PDF

Download MIC4576-3.3BU pdf datasheets and Microchip Technology documentation for MIC4576-3.3BU - Microchip Technology.

Datasheets
MIC4576.pdf
PCN Packaging
MBB/Label Chgs 16/Nov/2018.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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MIC4576-3.3BU Image

MIC4576-3.3BU

Microchip Technology
32D-MIC4576-3.3BU

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