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TDA7265 Audio Amplifier: Pinout, Datasheet, and Application Circuits

STMICROELECTRONICS - TDA7265 - Audio Power Amplifier, 25 W, AB, 2 Channel, ± 5V to ± 25V, Multiwatt, 11 Pins

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Jul 16, 2021

Dinah Winifred

3 Channel Audio Amplifier Board with TDA7265 IC DIY HINDI | ELECTROINDIA

 

STMICROELECTRONICS - TDA7265 - Audio Power Amplifier, 25 W, AB, 2 Channel, ± 5V to ± 25V, Multiwatt, 11 Pins

The TDA7265 is class AB dual Audio power amplifier specially designed for high quality sound application as Hi-Fi music centers and stereo TV sets.

TDA7265

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TDA7265 Description

The TDA7265 is class AB dual Audio power amplifier assembled in the Multiwatt package, specially designed for high quality sound application as Hi-Fi music centers and stereo TV sets.

 

TDA7265 Pinout

TDA7265 CAD Model

Symbol

 

Footprint

 

3D Model

TDA7265 Features

  • Wide supply voltage range (up to ±25V ABS max.)

  • Split supply

  • High output power 25 + 25W @ THD =10%, RL = 8Ω, Vs = +20V

  • No pop at turn-on/off

  • Mute (pop free)

  • Stand-by feature (low Iq)

  • Short circuit protection

  • Thermal overload protection

Specifications

STMicroelectronics TDA7265 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics TDA7265.

TDA7265 Tech Specifications

STMicroelectronics TDA7265 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics TDA7265.

Product Attribute Attribute Value
Lifecycle StatusACTIVE (Last Updated: 7 months ago)
Factory Lead Time6 Weeks
Contact PlatingLead, Tin
MountThrough Hole
Mounting TypeThrough Hole
Package / CaseMultiwatt-11 (Vertical, Bent and Staggered Leads)
Number of Pins11Pins
Weight8.164663g
Operating Temperature-20°C~85°C TA
PackagingTube
JESD-609 Codee3
Part StatusActive
Moisture Sensitivity Level (MSL)1 (Unlimited)
Number of Terminations11Terminations
ECCN CodeEAR99
TypeClass AB
Terminal FinishTin (Sn)
Max Power Dissipation30W
Product Attribute Attribute Value
Voltage - Supply±5V~25V
Terminal PositionZIG-ZAG
Number of Functions1Function
Terminal Pitch1.7mm
Base Part NumberTDA7265
Pin Count11
Output Type2-Channel (Stereo)
Number of Channels2Channels
Nominal Supply Current4.5A
Power Dissipation30W
Quiescent Current80mA
Output Power25W
Supply TypeDual
Input Offset Voltage (Vos)20mV
Bandwidth22 kHz
Voltage Gain80dB
Power Supply Rejection Ratio (PSRR)60dB
Gain80 dB
Product Attribute Attribute Value
Max Dual Supply Voltage25V
Max Output Power25W
Min Dual Supply Voltage5V
Dual Supply Voltage24V
Input Bias Current500nA
Max Output Power x Channels @ Load25W x 2 @ 8 Ω
Harmonic Distortion10%
Load Impedance4Ohm
FeaturesDepop, Mute, Short-Circuit and Thermal Protection, Standby
Height10.7mm
Length19.6mm
Width5mm
REACH SVHCNo SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead FreeLead Free
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TDA7265 Functional Alternatives

Where to use TDA7265

Being a class AB dual audio power amplifier, the TDA7265 is typically used in high quality sound applications such as Hi-Fi music centers and stereo TV sets. With high power output capacity the TDA7265 can also be used for driving loud speakers and woofers.

 

TDA7265 Applications

  • Audio power amplifiers

  • Stereo TV sets

  • Hi-Fi music centers

  • Guitar amplifiers

  • Music players

  • Woofer amplifiers

  • Hobby projects

TDA7265 Application Circuits

TDA7265 Typical Application Circuit in Split Supply

 

TDA7265 Typical Application Circuit in Single Supply

 

TDA7265 Test and Application Circuit (Stereo Configuration)

 

TDA7265 Bridge Application Circuit

 

TDA7265 Package

TDA7265 Package Outline

 

TDA7265 Mechanical Data

 

TDA7265 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.

Datasheet PDF

Download datasheets and manufacturer documentation for STMicroelectronics TDA7265.

TDA7265 Documents

Download datasheets and manufacturer documentation for TDA7265

Frequently Asked Questions

1.What is TDA7265?
The TDA7265 is class AB Dual Audio Power amplifier assembled in the Multiwatt package, specially designed for high quality sound application as Hi-Fi music centers and stereo TV sets.
2.I try to assemble a TDA7265 bridge circuit using 14 0 14 transformer converting into dual supply in my amplifier circuit 4.7 ohm resistor get burning. What should I do?
The 4.7 Ohm resistors and 0.1uF capacitors are intended to bring stability to your amplifier. Apparently your amplifier is oscillating at a rather high frequency and a lot of current is flowing in the 4.7 Ohm resistors. You may try with 1uF ceramic capacitors having very short leads and connecting each of the two TDA7265 power pins to ground. Insufficient high frequency decoupling of the power supply lines may cause oscillation.
FAQ
1.What is TDA7265?
The TDA7265 is class AB Dual Audio Power amplifier assembled in the Multiwatt package, specially designed for high quality sound application as Hi-Fi music centers and stereo TV sets.
2.I try to assemble a TDA7265 bridge circuit using 14 0 14 transformer converting into dual supply in my amplifier circuit 4.7 ohm resistor get burning. What should I do?
The 4.7 Ohm resistors and 0.1uF capacitors are intended to bring stability to your amplifier. Apparently your amplifier is oscillating at a rather high frequency and a lot of current is flowing in the 4.7 Ohm resistors. You may try with 1uF ceramic capacitors having very short leads and connecting each of the two TDA7265 power pins to ground. Insufficient high frequency decoupling of the power supply lines may cause oscillation.

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