TDA7266SA

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TDA7266SA

+BOM

IC AMP AB STEREO 7W 15CLIPWATT

  • ManufacturerSTMicroelectronics

  • Mfr. Part #TDA7266SA

  • In Stock2421

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Specifications

Attribute Value
Part Status Obsolete
Base Product Number TDA7266
Type Class AB
Output Type 2-Channel (Stereo)
Max Output Power x Channels @ Load 7W x 2 @ 8Ohm
Voltage - Supply 3V ~ 18V
Features Mute, Short-Circuit and Thermal Protection, Standby
Mounting Type Through Hole
Operating Temperature 0°C ~ 70°C (TA)
Supplier Device Package 15-Clipwatt
Package Clipwatt-15 (Vertical, Bent and Staggered Leads)
Packaging Tube

Overview

Description

The TDA7266SA is a dual bridge amplifier integrated circuit designed for audio applications, primarily in home stereo systems and portable devices. It is manufactured by STMicroelectronics and is known for its efficient performance in delivering high-quality sound output. Key features include a dual-channel configuration, allowing it to drive two separate speaker loads. It operates on a voltage range typically from 3V to 18V, making it suitable for battery-powered devices.
The TDA7266SA incorporates thermal protection and short-circuit protection to ensure reliability and longevity. Its compact design makes it ideal for space-constrained applications. With a bridge-tied load (BTL) configuration, it eliminates the need for an output coupling capacitor, thereby simplifying the design and reducing component cost. The IC is capable of delivering up to 7W per channel into a 4-ohm load, which is sufficient for most small to medium-sized audio applications. The TDA7266SA is recognized for its low distortion and noise levels, which contribute to clear and crisp audio output.

Equivalent

The TDA7266SA is a dual bridge amplifier commonly used in audio applications. Equivalent products include:
1. TDA7297 - A dual bridge amplifier with similar output power capabilities.
2. LM1875 - A popular audio amplifier IC, although with slightly different specifications.
3. TDA2009A - Dual bridge amplifier suitable for similar applications.
4. NTE7053 - A direct replacement for TDA7266SA.
Always verify pin compatibility and electrical specifications when considering replacements.

Features

The TDA7266SA is a dual bridge amplifier IC commonly used in audio applications. Key features include:
1. Output Power: It can deliver up to 7W per channel at 8 ohms, suitable for small to medium audio systems.
2. Amplifier Configuration: This IC operates in a bridge-tied load configuration, which helps in maximizing the output power without needing a dual power supply.
3. Supply Voltage: It operates over a wide supply voltage range, typically from 10V to 18V.
4. Low Distortion: The TDA7266SA offers low total harmonic distortion, ensuring high-quality audio output.
5. Mute/Standby Function: It includes built-in mute and standby functions to minimize power consumption and eliminate clicks or pops during power transitions.
6. Thermal Shutdown: Integrated thermal protection prevents damage due to overheating, enhancing reliability.
7. Short Circuit Protection: It provides short circuit protection to safeguard against accidental faults.
8. Compact Package: Available in a compact Multiwatt package, which is ideal for space-constrained designs.
These features make the TDA7266SA suitable for use in TVs, radios, and other consumer audio equipment.

Pinout

The TDA7266SA is a dual audio power amplifier IC designed for delivering output in stereo applications. It is commonly used in consumer electronics for driving speakers. The pin count for the TDA7266SA is 15 pins.
Here is a concise overview of its pin functions:
1. IN1: Input for the first amplifier channel.
2. GND (Ground): Common ground pin for the IC.
3. SVR (Supply Voltage Rejection): Used for supply voltage rejection.
4. +Vs1: Positive supply voltage for the first channel.
5. OUT1: Output for the first amplifier channel.
6. BOOT1: Bootstrap pin for the first channel.
7. STBY (Standby): Controls standby mode for power saving.
8. MUTE: Controls muting of the amplifier outputs.
9. BOOT2: Bootstrap pin for the second channel.
10. OUT2: Output for the second amplifier channel.
11. +Vs2: Positive supply voltage for the second channel.
12. GND (Ground): Another ground pin.
13. IN2: Input for the second amplifier channel.
14. NC (Not Connected): No connection.
15. NC (Not Connected): No connection.
This IC typically operates with a supply voltage range of 5V to 15V and is capable of delivering moderate power output, suitable for small to medium-sized audio systems.

Manufacturer

The TDA7266SA is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. It is one of the leading companies in the semiconductor industry, serving various sectors including industrial, automotive, personal electronics, and communications equipment. The company is known for its innovations in integrated circuits and solutions that contribute to advancements across multiple technology areas.

Application

The TDA7266SA is a dual audio power amplifier commonly used in a variety of applications. It is ideal for home audio systems, such as Hi-Fi stereo systems and speaker systems, due to its ability to deliver high-quality sound output. Additionally, it is used in television audio amplification, computer speakers, and other multimedia devices that require efficient audio amplification. Its compact size and efficient power management also make it suitable for portable audio devices. Overall, the TDA7266SA is valued for its reliability, low distortion, and versatility in enhancing audio output across various consumer electronics.

Package

The TDA7266SA is an audio amplifier IC featuring a dual bridge configuration. It comes in a 15-pin Multiwatt package, which provides efficient heat dissipation suitable for use in various audio applications.

Frequently Asked Questions


Q: What is the maximum output power per channel for the TDA7266SA?
A: It delivers 7W x 2 channels into an 8Ω load, suitable for stereo audio applications.


Q: What is the supply voltage range for this amplifier?
A: The operating voltage range is 3V to 18V, offering flexibility for various power sources.


Q: Does this IC include protection features?
A: Yes, it includes mute, short-circuit protection, thermal protection, and standby mode for reliable operation.


Q: What is the mounting type and package style?
A: It is a through-hole mount in a Clipwatt-15 package with vertical, bent, and staggered leads.


Q: What is the operating temperature range?
A: It operates from 0°C to 70°C, suitable for consumer electronics environments.


Q: Is the TDA7266SA a mono or stereo amplifier?
A: It is a stereo Class AB amplifier with 2-channel (stereo) output type.


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