MT3608 2A Step up Converter: Datasheet, Schematics and Circuit

UTMEL

Published: 18 October 2021 | Last Updated: 18 October 2021

14143

MT3608

MT3608

XI'AN Aerosemi Tech

MT3608 datasheet pdf and Unclassified product details from XI'AN Aerosemi Tech stock available at Utmel

Purchase Guide

MT3608 is a high-efficiency 1.2MHz 2A step-up converter. This article mainly covers datasheet, schematics, power, circuit, and more details about the MT3608 boost converter. Furthermore, there is a huge range of semiconductors, capacitors, resistors, and Ics in stock. Welcome your RFQ!

This video is reviews the Booster converter that converts 2V-24V to 4V to 27V at 2A.

Test review of 2A DC-DC Step up boost converter MT3608

MT3608 Description

The MT3608 is a 6-pin SOT23 constant frequency current mode step-up converter designed for low-power applications. The MT3608 operates at 1.2MHz and enables the use of small, low-cost capacitors and inductors with a height of 2mm or less. Internal soft-start reduces inrush current and hence increases battery life.


MT3608 Pinout

mt3608 pinout.jpg

MT3608 Pinout

PINNAMEFUNCTION
1SWPower   Switch Output.
    SW is the drain of the internal MOSFET switch.
    Connect the power inductor and output rectifier to SW.
    SW can swing between GND and 28V.
2GNDGround Pin
3FBFeedback   Input.
    The FB voltage is 0.6V.
    Connect a resistor divider to FB.
4ENRegulator   On/Off Control Input.
    A high input at EN turns on the converter, and a low input turns it off.  
    When not used, connect EN to the input supply for automatic startup.
5INInput Supply Pin.   Must be locally bypassed.
6NCNC


MT3608 CAD Model

Symbol

mt3608 symbol.jpg

MT3608 Symbol


Footprint

mt3608 footprint.jpg

MT3608 Footprint


3D Model

my3608 3d model.jpg

MT3608 3D Model

MT3608 Functional Block Diagram

mt3608 functional block diagram.jpg

MT3608 Functional Block Diagram 

Specifications

XI'AN Aerosemi Tech MT3608 technical specifications, attributes, parameters and parts with similar specifications to XI'AN Aerosemi Tech MT3608.
  • Type
    Parameter
  • Package / Case

    refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

    SOT-23-6
  • Packaging

    Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

    Tape & Reel (TR)
  • Function

    The parameter "Function" in electronic components refers to the specific role or purpose that the component serves within an electronic circuit. It defines how the component interacts with other elements, influences the flow of electrical signals, and contributes to the overall behavior of the system. Functions can include amplification, signal processing, switching, filtering, and energy storage, among others. Understanding the function of each component is essential for designing effective and efficient electronic systems.

    Step-Up
  • Number of Outputs
    1
  • Voltage - Input (Max)

    Voltage - Input (Max) is a parameter in electronic components that specifies the maximum voltage that can be safely applied to the input of the component without causing damage. This parameter is crucial for ensuring the proper functioning and longevity of the component. Exceeding the maximum input voltage can lead to electrical overstress, which may result in permanent damage or failure of the component. It is important to carefully adhere to the specified maximum input voltage to prevent any potential issues and maintain the reliability of the electronic system.

    24V
  • Output Type

    The "Output Type" parameter in electronic components refers to the type of signal or data that is produced by the component as an output. This parameter specifies the nature of the output signal, such as analog or digital, and can also include details about the voltage levels, current levels, frequency, and other characteristics of the output signal. Understanding the output type of a component is crucial for ensuring compatibility with other components in a circuit or system, as well as for determining how the output signal can be utilized or processed further. In summary, the output type parameter provides essential information about the nature of the signal that is generated by the electronic component as its output.

    Adjustable
  • Voltage - Input (Min)

    Voltage - Input (Min) refers to the minimum voltage level that an electronic component requires to operate correctly. It indicates the lowest voltage that can be applied to the component while still allowing it to function as intended. If the input voltage falls below this specified minimum, the component may not perform properly or may fail to operate altogether. This parameter is critical for ensuring reliable operation and longevity of the device in electronic circuits.

    2V
  • Output Configuration

    Output Configuration in electronic components refers to the arrangement or setup of the output pins or terminals of a device. It defines how the output signals are structured and how they interact with external circuits or devices. The output configuration can determine the functionality and compatibility of the component in a circuit design. Common types of output configurations include single-ended, differential, open-drain, and push-pull configurations, each serving different purposes and applications in electronic systems. Understanding the output configuration of a component is crucial for proper integration and operation within a circuit.

    Positive
  • Topology

    In the context of electronic components, "topology" refers to the arrangement or configuration of the components within a circuit or system. It defines how the components are connected to each other and how signals flow between them. The choice of topology can significantly impact the performance, efficiency, and functionality of the electronic system. Common topologies include series, parallel, star, mesh, and hybrid configurations, each with its own advantages and limitations. Designers carefully select the appropriate topology based on the specific requirements of the circuit to achieve the desired performance and functionality.

    Boost
  • Frequency - Switching

    "Frequency - Switching" in electronic components refers to the rate at which a device, such as a transistor or switching regulator, turns on and off during operation. This parameter is crucial in determining the efficiency and performance of power converters, oscillators, and other circuits that rely on rapid switching. Higher switching frequencies typically allow for smaller component sizes but may require more advanced design considerations to manage heat and electromagnetic interference.

    1.2MHz
  • Voltage - Output (Max)

    Voltage - Output (Max) is a parameter that specifies the maximum voltage level that can be delivered by an electronic component, such as an integrated circuit or a power supply. It indicates the highest voltage that the component is designed to provide at its output terminal under normal operating conditions. This parameter is crucial for determining the compatibility of the component with other parts of the circuit and ensuring that the voltage requirements are met for proper functionality. Designers and engineers use this specification to ensure that the component can safely deliver the required voltage without exceeding its maximum output capability.

    28V
  • RoHS Status

    RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

    RoHS Compliant
0 Similar Products Remaining

MT3608 Features

  • Integrated 80mΩ Power MOSFET

  • 2V to 24V Input Voltage

  • Internal 4A Switch Current Limit

  • Adjustable Output Voltage

  • Internal Compensation

  • Up to 28V Output Voltage

  • Up to 97% Efficiency

  • 1.2MHz Fixed Switching Frequency

  • Available in a 6-Pin SOT23-6 Package

  • Automatic Pulse Frequency Modulation Mode at Light Loads


MT3608 Applications

  • Set-Top Boxed

  • LCD Bias Supply

  • Battery-Powered Equipment

  • DSL and Cable Modems and Routers

  • Networking cards powered from PCI or PCI Express slots


MT3608 Circuit

mt3608  application circuit.jpg

MT3608 Application Circuit


mt3608 efficiency.jpg

MT3608 Efficiency

Where to Use MT3608

The MT3608 can be utilized in applications that require a voltage of less than 28V and a current of less than 2A. As a result, this module is best suited for portable devices such as power banks and portable power sources. It can also be utilized in educational projects due to its inexpensive cost.


How to Use MT3608

You can connect an input voltage ranging from 2V to 24V DC to the MT3608. A battery, a solar cell, or any other accessible source can be used as the input source. After connecting the input voltage, connect a digital multimeter to the output voltage points of the module and pick above 28V from the digital multimeter voltage selection panel. Adjust the variable resistor until the multimeter shows your desired output voltage.

MT3608 circuit.jpg

MT3608 Circuit


MT3608 Package Dimensions

mt3608 package dimension1.jpg

mt3608 package dimensions2.jpg

MT3608 Package Dimensions

MT3608 Manufacturer

Xi’ an Aerosemi Technology Co., Ltd. designs, develops, and markets high-end analog & mixed-signal ICs. Our major products are LED-drive, power battery management.


Frequently Asked Questions

What is MT3608 module?

The MT3608 is a constant frequency, current-mode step-up converter intended for small, low-power applications. The MT3608 switches at 1.2MHz and allows the use of tiny capacitors and inductors. Internal soft-start results in a small inrush current and extends battery life.

How do I use MT3608?

Connect the Ni-MH battery pack with the converter. 
Adjust the voltage to 5V with the multimeter connected to the output. 
Connect the ground and the VCC from the battery with the converter's input terminals. 
Connect the positive output with the 5V on the Arduino and through a breadboard.

What is MT3608 used for?

The MT3608 is a constant frequency, 6-pin SOT23 current mode step-up converter intended for small, low power applications. The MT3608 switches at 1.2MHz and allows the use of tiny, low-cost capacitors and inductors 2mm or less.

How does MT3608 work?

The MT3608 features automatic shifting to pulse frequency modulation mode at light loads. It includes under-voltage lockout, current limiting, and thermal overload protection.  Since the trim pot has 25 turns of adjustment you can easily adjust the output of the module to exactly the voltage you need.

Can MT3608 and FTB628 be directly replaced?

No, the MT360 can’t replace FTB628.
MT3608

XI'AN Aerosemi Tech

In Stock

United States

China

Canada

Japan

Russia

Germany

United Kingdom

Singapore

Italy

Hong Kong(China)

Taiwan(China)

France

Korea

Mexico

Netherlands

Malaysia

Austria

Spain

Switzerland

Poland

Thailand

Vietnam

India

United Arab Emirates

Afghanistan

Åland Islands

Albania

Algeria

American Samoa

Andorra

Angola

Anguilla

Antigua & Barbuda

Argentina

Armenia

Aruba

Australia

Azerbaijan

Bahamas

Bahrain

Bangladesh

Barbados

Belarus

Belgium

Belize

Benin

Bermuda

Bhutan

Bolivia

Bonaire, Sint Eustatius and Saba

Bosnia & Herzegovina

Botswana

Brazil

British Indian Ocean Territory

British Virgin Islands

Brunei

Bulgaria

Burkina Faso

Burundi

Cabo Verde

Cambodia

Cameroon

Cayman Islands

Central African Republic

Chad

Chile

Christmas Island

Cocos (Keeling) Islands

Colombia

Comoros

Congo

Congo (DRC)

Cook Islands

Costa Rica

Côte d’Ivoire

Croatia

Cuba

Curaçao

Cyprus

Czechia

Denmark

Djibouti

Dominica

Dominican Republic

Ecuador

Egypt

El Salvador

Equatorial Guinea

Eritrea

Estonia

Eswatini

Ethiopia

Falkland Islands

Faroe Islands

Fiji

Finland

French Guiana

French Polynesia

Gabon

Gambia

Georgia

Ghana

Gibraltar

Greece

Greenland

Grenada

Guadeloupe

Guam

Guatemala

Guernsey

Guinea

Guinea-Bissau

Guyana

Haiti

Honduras

Hungary

Iceland

Indonesia

Iran

Iraq

Ireland

Isle of Man

Israel

Jamaica

Jersey

Jordan

Kazakhstan

Kenya

Kiribati

Kosovo

Kuwait

Kyrgyzstan

Laos

Latvia

Lebanon

Lesotho

Liberia

Libya

Liechtenstein

Lithuania

Luxembourg

Macao(China)

Madagascar

Malawi

Maldives

Mali

Malta

Marshall Islands

Martinique

Mauritania

Mauritius

Mayotte

Micronesia

Moldova

Monaco

Mongolia

Montenegro

Montserrat

Morocco

Mozambique

Myanmar

Namibia

Nauru

Nepal

New Caledonia

New Zealand

Nicaragua

Niger

Nigeria

Niue

Norfolk Island

North Korea

North Macedonia

Northern Mariana Islands

Norway

Oman

Pakistan

Palau

Palestinian Authority

Panama

Papua New Guinea

Paraguay

Peru

Philippines

Pitcairn Islands

Portugal

Puerto Rico

Qatar

Réunion

Romania

Rwanda

Samoa

San Marino

São Tomé & Príncipe

Saudi Arabia

Senegal

Serbia

Seychelles

Sierra Leone

Sint Maarten

Slovakia

Slovenia

Solomon Islands

Somalia

South Africa

South Sudan

Sri Lanka

St Helena, Ascension, Tristan da Cunha

St. Barthélemy

St. Kitts & Nevis

St. Lucia

St. Martin

St. Pierre & Miquelon

St. Vincent & Grenadines

Sudan

Suriname

Svalbard & Jan Mayen

Sweden

Syria

Tajikistan

Tanzania

Timor-Leste

Togo

Tokelau

Tonga

Trinidad & Tobago

Tunisia

Turkey

Turkmenistan

Turks & Caicos Islands

Tuvalu

U.S. Outlying Islands

U.S. Virgin Islands

Uganda

Ukraine

Uruguay

Uzbekistan

Vanuatu

Vatican City

Venezuela

Wallis & Futuna

Yemen

Zambia

Zimbabwe