TEA2025 Stereo Audio Amplifier: Circuit, Datasheet and Equivalent

UTMEL

Published: 20 October 2021 | Last Updated: 20 October 2021

38231

TEA2025B

TEA2025B

STMicroelectronics

1.5A mA 4.7W W Audio Amplifiers 6.35mm mm 6.35mm mm 16 pins 16-DIP (0.300, 7.62mm)

Purchase Guide

1.5A mA 4.7W W Audio Amplifiers 6.35mm mm 6.35mm mm 16 pins 16-DIP (0.300, 7.62mm)

TEA2025 is a stereo audio amplifier. This article enforces circuit, datasheet, pinout, equivalent, and other details about the TEA2025 audio amplifier. Furthermore, there is a huge range of semiconductors, capacitors, resistors, and ICs in stock. Welcome your RFQ!

This video demonstrates How to Make Audio Amplifier Using TEA2025 IC.

How to Make Audio Amplifier Using TEA2025 IC

TEA2025 Pinout

TEA2025 pinout.jpg

TEA2025 Pinout

TEA2025 CAD Model

Symbol

TEA2025  symbol.jpg

TEA2025 Symbol


Footprint

TEA2025  footprint.jpg

TEA2025 Footprint

TEA2025 Description

The TEA2025 is a monolithic integrated audio amplifier IC in a 16-pin plastic dual in-line package. It is originally designed for portable cassette players and radios, but it can be used to make a pretty decent stereo audio amplifier for an iPod or mp3 player.


Specifications

STMicroelectronics TEA2025B technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics TEA2025B.
  • Type
    Parameter
  • Mount

    In electronic components, the term "Mount" typically refers to the method or process of physically attaching or fixing a component onto a circuit board or other electronic device. This can involve soldering, adhesive bonding, or other techniques to secure the component in place. The mounting process is crucial for ensuring proper electrical connections and mechanical stability within the electronic system. Different components may have specific mounting requirements based on their size, shape, and function, and manufacturers provide guidelines for proper mounting procedures to ensure optimal performance and reliability of the electronic device.

    Through Hole
  • Mounting Type

    The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.

    Through Hole
  • Package / Case

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

    16-DIP (0.300, 7.62mm)
  • Number of Pins
    16
  • Weight
    4.535924g
  • 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.

    Tube
  • JESD-609 Code

    The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.

    e4
  • Pbfree Code

    The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.

    yes
  • Part Status

    Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

    Obsolete
  • Moisture Sensitivity Level (MSL)

    Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures

    1 (Unlimited)
  • Number of Terminations
    16
  • ECCN Code

    An ECCN (Export Control Classification Number) is an alphanumeric code used by the U.S. Bureau of Industry and Security to identify and categorize electronic components and other dual-use items that may require an export license based on their technical characteristics and potential for military use.

    EAR99
  • Type
    Class AB
  • Terminal Finish

    Terminal Finish refers to the surface treatment applied to the terminals or leads of electronic components to enhance their performance and longevity. It can improve solderability, corrosion resistance, and overall reliability of the connection in electronic assemblies. Common finishes include nickel, gold, and tin, each possessing distinct properties suitable for various applications. The choice of terminal finish can significantly impact the durability and effectiveness of electronic devices.

    Nickel/Palladium/Gold (Ni/Pd/Au)
  • Max Operating Temperature

    The Maximum Operating Temperature is the maximum body temperature at which the thermistor is designed to operate for extended periods of time with acceptable stability of its electrical characteristics.

    150°C
  • Min Operating Temperature

    The "Min Operating Temperature" parameter in electronic components refers to the lowest temperature at which the component is designed to operate effectively and reliably. This parameter is crucial for ensuring the proper functioning and longevity of the component, as operating below this temperature may lead to performance issues or even damage. Manufacturers specify the minimum operating temperature to provide guidance to users on the environmental conditions in which the component can safely operate. It is important to adhere to this parameter to prevent malfunctions and ensure the overall reliability of the electronic system.

    0°C
  • Voltage - Supply

    Voltage - Supply refers to the range of voltage levels that an electronic component or circuit is designed to operate with. It indicates the minimum and maximum supply voltage that can be applied for the device to function properly. Providing supply voltages outside this range can lead to malfunction, damage, or reduced performance. This parameter is critical for ensuring compatibility between different components in a circuit.

    3V~12V
  • Terminal Position

    In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.

    DUAL
  • Number of Functions
    1
  • Base Part Number

    The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.

    TEA2025
  • Pin Count

    a count of all of the component leads (or pins)

    16
  • 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.

    1-Channel (Mono) or 2-Channel (Stereo)
  • Operating Supply Voltage

    The voltage level by which an electrical system is designated and to which certain operating characteristics of the system are related.

    9V
  • Supply Voltage-Min (Vsup)

    The parameter "Supply Voltage-Min (Vsup)" in electronic components refers to the minimum voltage level required for the component to operate within its specified performance range. This parameter indicates the lowest voltage that can be safely applied to the component without risking damage or malfunction. It is crucial to ensure that the supply voltage provided to the component meets or exceeds this minimum value to ensure proper functionality and reliability. Failure to adhere to the specified minimum supply voltage may result in erratic behavior, reduced performance, or even permanent damage to the component.

    3V
  • Number of Channels
    2
  • Nominal Supply Current

    Nominal current is the same as the rated current. It is the current drawn by the motor while delivering rated mechanical output at its shaft.

    1.5A
  • Quiescent Current

    The quiescent current is defined as the current level in the amplifier when it is producing an output of zero.

    35mA
  • Output Power

    That power available at a specified output of a device under specified conditions of operation.

    2.3W
  • Supply Type

    Supply Type in electronic components refers to the classification of power sources used to operate the component. It indicates whether the component requires DC or AC power, and if DC, specifies the voltage levels such as low, medium, or high. Different supply types can affect the performance, compatibility, and application of the component in electronic circuits. Understanding the supply type is crucial for proper component selection and integration into electronic designs.

    Single
  • Voltage Gain

    Voltage gain is a measure of how much an electronic component or circuit amplifies an input voltage signal to produce an output voltage signal. It is typically expressed as a ratio or in decibels (dB). A higher voltage gain indicates a greater amplification of the input signal. Voltage gain is an important parameter in amplifiers, where it determines the level of amplification provided by the circuit. It is calculated by dividing the output voltage by the input voltage and is a key factor in determining the overall performance and functionality of electronic devices.

    51dB
  • Power Supply Rejection Ratio (PSRR)

    Power Supply Rejection Ratio (PSRR) is a measure of how well an electronic component, such as an operational amplifier or voltage regulator, can reject changes in its supply voltage. It indicates the ability of the component to maintain a stable output voltage despite fluctuations in the input supply voltage. A higher PSRR value signifies better performance in rejecting noise and variations from the power supply, leading to improved signal integrity and more reliable operation in electronic circuits. PSRR is typically expressed in decibels (dB).

    46dB
  • Gain

    In electronic components, "Gain" refers to the ratio of the output signal amplitude to the input signal amplitude. It is a measure of the amplification provided by the component, such as a transistor or operational amplifier. Gain is typically expressed in decibels (dB) or as a numerical value, indicating how much the signal is amplified by the component.A higher gain value indicates a greater amplification of the input signal, while a lower gain value indicates less amplification. Gain is an important parameter in designing and analyzing electronic circuits, as it determines the overall performance and functionality of the system. Different components have different gain characteristics, and understanding the gain of a component is crucial for achieving the desired signal processing or amplification in electronic systems.

    51 dB
  • Max Output Power

    The maximum output power = the maximum output current × the rated output voltage

    4.7W
  • Max Output Power x Channels @ Load

    Max Output Power x Channels @ Load is a specification that describes the maximum power output that an electronic component, such as an amplifier or audio device, can deliver across a certain number of channels at a specific load impedance. This parameter is important for understanding the capability of the component to drive speakers or other devices effectively. The value is typically expressed in watts and can vary depending on the number of channels being used and the impedance of the load. It helps users determine the compatibility of the component with their audio setup and ensures that the component can provide sufficient power for optimal performance.

    4.7W x 1 @ 8 Ω; 2.4W x 2 @ 8 Ω
  • Harmonic Distortion

    Harmonic distortion is a common parameter used to describe the quality of audio or electronic signals. It refers to the presence of unwanted harmonics or additional frequencies in the output signal that were not present in the input signal. These harmonics are typically multiples of the original signal frequency and can distort the waveform, affecting the overall sound quality or performance of the electronic component. Lower harmonic distortion values indicate a cleaner and more accurate output signal, while higher distortion levels can result in a more distorted or altered sound. Manufacturers often specify harmonic distortion levels in percentage or decibels to help users understand the quality of the component's output.

    10%
  • Load Impedance

    Load impedance is a crucial parameter in electronic components that refers to the impedance presented by the load to the output of a circuit or device. It is a measure of how much the load resists the flow of current from the source. Load impedance is typically expressed in ohms and can greatly affect the performance and efficiency of a circuit. Matching the load impedance to the source impedance is important for maximum power transfer and signal integrity in electronic systems. Failure to properly match load impedance can result in signal distortion, power loss, and reduced overall performance of the circuit.

    30kOhm
  • Features

    In the context of electronic components, the term "Features" typically refers to the specific characteristics or functionalities that a particular component offers. These features can vary depending on the type of component and its intended use. For example, a microcontroller may have features such as built-in memory, analog-to-digital converters, and communication interfaces like UART or SPI.When evaluating electronic components, understanding their features is crucial in determining whether they meet the requirements of a particular project or application. Engineers and designers often look at features such as operating voltage, speed, power consumption, and communication protocols to ensure compatibility and optimal performance.In summary, the "Features" parameter in electronic components describes the unique attributes and capabilities that differentiate one component from another, helping users make informed decisions when selecting components for their electronic designs.

    Depop, Thermal Protection
  • Height
    6.35mm
  • Length
    2.54mm
  • Width
    6.35mm
  • REACH SVHC

    The parameter "REACH SVHC" in electronic components refers to the compliance with the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation regarding Substances of Very High Concern (SVHC). SVHCs are substances that may have serious effects on human health or the environment, and their use is regulated under REACH to ensure their safe handling and minimize their impact.Manufacturers of electronic components need to declare if their products contain any SVHCs above a certain threshold concentration and provide information on the safe use of these substances. This information allows customers to make informed decisions about the potential risks associated with using the components and take appropriate measures to mitigate any hazards.Ensuring compliance with REACH SVHC requirements is essential for electronics manufacturers to meet regulatory standards, protect human health and the environment, and maintain transparency in their supply chain. It also demonstrates a commitment to sustainability and responsible manufacturing practices in the electronics industry.

    No SVHC
  • Radiation Hardening

    Radiation hardening is the process of making electronic components and circuits resistant to damage or malfunction caused by high levels of ionizing radiation, especially for environments in outer space (especially beyond the low Earth orbit), around nuclear reactors and particle accelerators, or during nuclear accidents or nuclear warfare.

    No
  • RoHS Status

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

    ROHS3 Compliant
  • Lead Free

    Lead Free is a term used to describe electronic components that do not contain lead as part of their composition. Lead is a toxic material that can have harmful effects on human health and the environment, so the electronics industry has been moving towards lead-free components to reduce these risks. Lead-free components are typically made using alternative materials such as silver, copper, and tin. Manufacturers must comply with regulations such as the Restriction of Hazardous Substances (RoHS) directive to ensure that their products are lead-free and environmentally friendly.

    Lead Free
0 Similar Products Remaining

TEA2025 Features

  • Dual or bridge connection modes

  • Few external components

  • Supply voltage 3 V to 15 V

  • High channel separation

  • Very low switch-on/off the noise

  • Max gain of 45 dB with adjustable external resistor

  • Soft clipping

  • Thermal protection

  • PO= 2 · 1 W, VS= 6 V, RL= 4 Ω

  • PO= 2 · 2.3 W, VS= 9 V, RL= 4 Ω

  • PO= 2 · 0.1 W, VS= 3 V, RL= 4 Ω


TEA2025 Circuit

TEA2025  application circuit stereo.jpg

TEA2025 Application Circuit in Stereo Mode


TEA2025 application circuit bridge.jpg

TEA2025 Application Circuit in Bridge Mode


The device has a maximum gain of 45 decibels. It can, however, be reduced by connecting the feedback pins (6 and 11 on the pin diagram) to the ground with an external RC series circuit. The datasheet advises against lowering the gain below 36 dB. Use R=0 and C=100 F (as specified in the application circuit above) between the feedback and ground to acquire the highest gain.

The low cut-off frequency (fL) of the output signal depends upon the load resistance (speaker, RL) and the output capacitor 470 µF. If the speaker resistance is 4, the low cut-off frequency will be,

fL = 1/(2? CRL) = 80 Hz


TEA2025 Equivalents

LA4192, KA2206B, TDA2030, TDA2050, TEA2025B


KA2206 vs. TEA2025 vs. LA4192

Similarities

The KA2206 and TEA2025, as well as the LA4192, are similar in that they can be utilized to accomplish the same duty with little or no difference. In conclusion, these ICS are interchangeable.

KA 2206 LA 4192 &TEA2025 have the same number of pins, with 8 on each side for a total of 16 dips.

They all feature a DIP 12F plastic case with an identical rectangular form and dimensions.

All of these ICs require thermal protection, thus a heat sink is a necessity for them to last.

The operating supply voltages for the KA2206, LA4192 and TEA2025 are the same, ranging from 3 to 12V.

Both stereo and bridged applications are available for the LA4192, KA2206, and TEA2025. The stereo application sends the bass to the speakers, while the bridged application sends the Mids.

 

Distinction

The most noticeable distinction is that the KA2206 has a ground pin in the middle, but the TEA2025 does not.

Another distinction is that the KA2206 performs better in specific applications than the TEA2025, depending on the circuit schematics.


TEA2025 Dimensions

TEA2025 dimensions1.jpg

TEA2025  dimensions2.jpg

TEA2025 Dimensions

TEA2025 Manufacturer

STMicroelectronics is a globally recognized semiconductor company. They are dedicated to developing semiconductor solutions for various microelectronics applications. STMicroelectronics enjoys unrivaled silicon and system expertise, strong manufacturing strength, IP portfolio, and solid relationships with their strategic partners. Based on these advantages, STMicroelectronics has become a pioneer in System-on-Chip (SoC) technology and its products have a positive effect in realizing today's convergence trends.


Trend Analysis

Frequently Asked Questions

What is TEA2025 used for?

The UTC TEA2025 is a monolithic integrated audio amplifier IC in a 16-pin plastic dual in-line package. It is originally designed for portable cassette players and radios, but it can be used to make a pretty decent stereo audio amplifier for an iPod or mp3 player.

Which sound quality is better TDA2030 or TEA2025?

TDA2030 is better. Their scope of application is quite different. TDA2030 reaches 15W, TEA2025 is about 3W.
The quiescent current of TDA2030 is larger and requires a higher power supply. TDA2030 is close to the HiFi index and is generally used in entry-level audio;
The quiescent current of TEA2025 is smaller, while TEA2025's electro-acoustic index is worse, and it can only be loud. It is generally used in low-end sound cards, desktop small speakers, etc.
TEA2025B

STMicroelectronics

In Stock: 125

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

Related Parts More