TDA7492P Audio Amplifier: Datasheet, Applications Circuit, and Pinout

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Published: 26 July 2021 | Last Updated: 26 July 2021

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TDA7492P

TDA7492P

STMicroelectronics

22 kHz kHz 25W W Audio Amplifiers 7.5mm mm 36 pins 36-PowerFSOP (0.295, 7.50mm Width)

Purchase Guide

22 kHz kHz 25W W Audio Amplifiers 7.5mm mm 36 pins 36-PowerFSOP (0.295, 7.50mm Width)

The TDA7492P is a dual BTL class-D audio amplifier with single power supply, designed for LCD TVs and monitors.

The TDA7492P is a dual BTL class-D audio amplifier with single power supply, designed for LCD TVs and monitors.

DIY bluetooth speaker build - Visaton, TDA7492P 2x20W

TDA7492P Description

The TDA7492P is a dual BTL class-D audio amplifier with single power supply, designed for LCD TVs and monitors. Thanks to the high efficiency and exposed-paddown (EPD) package no heatsink is required.


TDA7492P Pinout

TDA7492P Pinout.jpg


TDA7492P Pin description.jpg


TDA7492P CAD Model

Symbol

TDA7492P Symbol.jpg


Footprint


TDA7492P Footprint.jpg


3D Model


TDA7492P 3D Model.jpg


TDA7492P Features

  • 25 W + 25 W continuous output power at THD = 10% with VCC = 20 V and RL = 8 W

  • Wide-range single-supply operation (8 - 26 V)

  • High efficiency (h = 90%)

  • Four selectable, fixed gain settings of nominally 21.6 dB, 27.6 dB, 31.1 dB and 33.6 dB

  • Differential inputs minimize common-mode noise

  • Standby and mute features

  • Short-circuit protection

  • Thermal overload protection

  • Externally synchronizable

  • ECOPACK®, environmentally-friendly package


Specifications

STMicroelectronics TDA7492P technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics TDA7492P.
  • Type
    Parameter
  • Lifecycle Status

    Lifecycle Status refers to the current stage of an electronic component in its product life cycle, indicating whether it is active, obsolete, or transitioning between these states. An active status means the component is in production and available for purchase. An obsolete status indicates that the component is no longer being manufactured or supported, and manufacturers typically provide a limited time frame for support. Understanding the lifecycle status is crucial for design engineers to ensure continuity and reliability in their projects.

    ACTIVE (Last Updated: 7 months ago)
  • 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.

    Surface Mount
  • 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.

    Surface Mount
  • Package / Case

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

    36-PowerFSOP (0.295, 7.50mm Width)
  • Number of Pins
    36
  • Operating Temperature

    The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

    -40°C~85°C TA
  • 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.

    e3
  • 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

    3 (168 Hours)
  • Number of Terminations
    36
  • 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 D
  • 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.

    Matte Tin (Sn) - annealed
  • 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.

    8V~26V
  • 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
  • Terminal Form

    Occurring at or forming the end of a series, succession, or the like; closing; concluding.

    GULL WING
  • Peak Reflow Temperature (Cel)

    Peak Reflow Temperature (Cel) is a parameter that specifies the maximum temperature at which an electronic component can be exposed during the reflow soldering process. Reflow soldering is a common method used to attach electronic components to a circuit board. The Peak Reflow Temperature is crucial because it ensures that the component is not damaged or degraded during the soldering process. Exceeding the specified Peak Reflow Temperature can lead to issues such as component failure, reduced performance, or even permanent damage to the component. It is important for manufacturers and assemblers to adhere to the recommended Peak Reflow Temperature to ensure the reliability and functionality of the electronic components.

    260
  • Number of Functions
    1
  • Terminal Pitch

    The center distance from one pole to the next.

    0.5mm
  • 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.

    TDA7492
  • Pin Count

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

    36
  • 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.

    2-Channel (Stereo)
  • 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.

    8V
  • Number of Channels
    2
  • Supply Current-Max

    Supply Current-Max refers to the maximum amount of current that an electronic component or circuit can draw from its power supply under specified operating conditions. It is a critical parameter that determines the power consumption and thermal performance of the device. Exceeding this limit can lead to overheating, potential damage, or failure of the component. Knowing the Supply Current-Max helps in designing circuits that ensure proper operation and reliability.

    35mA
  • Output Power

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

    25W
  • Bandwidth

    In electronic components, "Bandwidth" refers to the range of frequencies over which the component can effectively operate or pass signals without significant loss or distortion. It is a crucial parameter for devices like amplifiers, filters, and communication systems. The bandwidth is typically defined as the difference between the upper and lower frequencies at which the component's performance meets specified criteria, such as a certain level of signal attenuation or distortion. A wider bandwidth indicates that the component can handle a broader range of frequencies, making it more versatile for various applications. Understanding the bandwidth of electronic components is essential for designing and optimizing circuits to ensure proper signal transmission and reception within the desired frequency range.

    22 kHz
  • 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.

    33.6dB
  • Max Output Power

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

    25W
  • 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.

    25W 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.

    8Ohm
  • 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.

    Differential Inputs, Mute, Short-Circuit and Thermal Protection, Standby
  • Length
    10.3mm
  • Width
    7.5mm
  • 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
0 Similar Products Remaining

TDA7492P Internal Block Diagram

TDA7492P Internal Block Diagram.jpg


TDA7492P Functional Alternative

TDA7492P Functional Alternative.jpg

TDA7492P vs TDA7492

In Electrical Specifications in the datasheet, the overcurrent threshold of TDA7492 is 6A and TDA7492P is 4.2A. The lower current threshold of TDA7492P leads to a higher typical load impedance of 8 ohm, compared to the 6 ohm of the TDA7492.


TDA7492P Applications

  • Bluetooth amplifier

  • Audio systems


TDA7492P Applications Circuit

TDA7492P Applications circuit for class-D amplifier.jpg

Applications circuit for class-D amplifier


TDA7492P Typical LC filter for a 8 ohm speaker.jpg

Typical LC filter for a 8 ohm speaker


TDA7492P Typical LC filter for a 4 ohm speaker.jpg

Typical LC filter for a 4 ohm speaker


TDA7492P Package

TDA7492P Package.jpg

TDA7492P Package Outline

 

TDA7492P Dimensions.jpg

TDA7492P Dimensions


TDA7492P Manufacturer

STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.


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Frequently Asked Questions

1.What is TDA7492P?

The TDA7492P is a dual BTL class-D audio amplifier with single power supply, designed for LCD TVs and monitors. Thanks to the high efficiency and exposed-pad- down (EPD) package no heatsink is required.

2.TDA7492P vs TDA7492?

The difference between TDA7492 and TDA7492P lies in the overcurrent threshold which is 6A and 4.2A respectively. The lower current threshold of TDA7492P dictates a higher typical load impedance of 8 ohm compared to the 6 ohm of the TDA7492.
The difference is dictated by a lower maximum operating temperature probably due to the TDA7492P being produced using a cheaper technique or cheaper materials in the construction or both.
TDA7492P

STMicroelectronics

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