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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsMAX8643ETG+T
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MAX8643ETG+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
MAX8643ETG+T
Manufacturer
Maxim Integrated
Allelco Part Number
32D-MAX8643ETG+T
ECAD Model
Parts Description
IC REG BUCK ADJUSTABLE 3A 24TQFN
Package
24-WFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 7137

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Specifications

MAX8643ETG+T Tech Specifications
Analog Devices Inc./Maxim Integrated - MAX8643ETG+T technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - MAX8643ETG+T

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Output (Min/Fixed) 0.6V  
Voltage - Output (Max) 3.24V  
Voltage - Input (Min) 2.35V  
Voltage - Input (Max) 3.6V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 24-TQFN (4x4)  
Series -  
Package / Case 24-WFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 500kHz ~ 2MHz  
Current - Output 3A  
Base Product Number MAX8643  

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

MAX8643ETG+T

Manufacturer

Analog Devices

Introduction

The MAX8643ETG+T is a versatile and efficient step-down (buck) DC-DC switching regulator optimized for power management applications.

Product Features and Performance

Adjustable output voltage ranging from 0.6V to 3.24V

Supports input voltage from 2.35V to 3.6V

Can supply output current up to 3A

Features a high switching frequency range from 500kHz to 2MHz

Incorporates a synchronous rectifier for improved efficiency

Designed with surface mount technology in a 24-WFQFN exposed pad package

Product Advantages

High efficiency and reduced external component count due to synchronous rectification

Compact and low-profile package suitable for space-constrained applications

Adjustable output allows flexibility across different applications

Key Technical Parameters

Input Voltage: 2.35V (Min) - 3.6V (Max)

Output Voltage: 0.6V (Min) - 3.24V (Max)

Output Current: 3A

Frequency - Switching: 500kHz - 2MHz

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Operates reliably over a wide temperature range of -40°C to 85°C

Constructed with industry-standard safety features to ensure stable operation under varying conditions

Compatibility

Compatible with a variety of digital and analog circuits due to its adjustable output voltage feature

Application Areas

Suitable for portable devices, telecommunications, computing devices, and power management applications needing efficient voltage regulation

Product Lifecycle

The product status is active with no indication of discontinuation, ensuring availability for new designs and replacement needs

Several Key Reasons to Choose This Product

Flexible input and output voltage ranges suitable for various electronic applications

High output current capacity up to 3A for power-intensive applications

Efficient power conversion achieved through synchronous rectification and high switching frequencies

Reliable operation in a wide range of environmental conditions due to extensive temperature range

Compact surface mount package facilitates easy integration into space-constrained designs

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated MAX8643ETG+T

Product Attribute MAX8643ETG+T MAX8643AETG/V+T MAX8646ETG+ MAX8646ETG+T
Part Number MAX8643ETG+T MAX8643AETG/V+T MAX8646ETG+ MAX8646ETG+T
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Package Tape & Reel (TR) Tape & Reel (TR) Tube Tape & Reel (TR)
Voltage - Output (Min/Fixed) 0.6V 0.6V 0.6V 0.6V
Supplier Device Package 24-TQFN (4x4) 24-TQFN (4x4) 24-TQFN (4x4) 24-TQFN (4x4)
Voltage - Output (Max) 3.24V 3.24V 3.24V 3.24V
Base Product Number MAX8643 MAX8643 MAX8646 MAX8646
Voltage - Input (Max) 3.6V 3.6V 3.6V 3.6V
Frequency - Switching 500kHz ~ 2MHz 500kHz ~ 2MHz 500kHz ~ 2MHz 500kHz ~ 2MHz
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
Topology Buck Buck Buck Buck
Package / Case 24-WFQFN Exposed Pad 24-WFQFN Exposed Pad 24-WFQFN Exposed Pad 24-WFQFN Exposed Pad
Function Step-Down Step-Down Step-Down Step-Down
Output Configuration Positive Positive Positive Positive
Output Type Adjustable Adjustable Adjustable Adjustable
Current - Output 3A 3A 6A 6A
Series - Automotive, AEC-Q100 - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Input (Min) 2.35V 2.35V 2.35V 2.35V
Synchronous Rectifier Yes Yes Yes Yes

MAX8643ETG+T Datasheet PDF

Download MAX8643ETG+T pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for MAX8643ETG+T - Analog Devices Inc./Maxim Integrated.

Datasheets
Cylindrical Battery Holders.pdf
Environmental Information
Maxim Integrated REACH.pdf Maxim Integrated RoHS Cert.pdf
Part Numbering Guide
Part Numbering System.pdf
Application Notes
Power-Supply Solutions for Xilinx FPGAs.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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MAX8643ETG+T Image

MAX8643ETG+T

Analog Devices Inc./Maxim Integrated
32D-MAX8643ETG+T

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