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TPA3111D1PWPR

Name: TPA3111D1PWPR
Rating: 4.7 (12 reviews)

IC AMP CLASS D MONO 10W 28HTSSOP

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Mfr。パート #TPA3111D1PWPR
パッケージ HTSSOP (PWP)-28
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
Series	SpeakerGuard™
ProductStatus	Active
Type	Class D
OutputType	1-Channel (Mono)
MaxOutputPowerxChannels@Load	10W x 1 @ 8Ohm
Voltage-Supply	8V ~ 26V
Features	Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
MountingType	Surface Mount
OperatingTemperature	-40°C ~ 85°C (TA)
SupplierDevicePackage	28-HTSSOP

概要

Description

The TPA3111D1PWPR is a high-efficiency Class D audio amplifier designed by Texas Instruments for driving speakers in various consumer electronics applications. It delivers up to 15W per channel into a 4-ohm load with low total harmonic distortion (THD) and high signal-to-noise ratio (SNR), ensuring high-quality audio output.
Key features include a wide power supply range (typically 5V to 26V), integrated thermal and short-circuit protection, and a built-in filter to minimize electromagnetic interference. The device supports single-ended or differential input configurations, making it versatile for various audio applications.
The TPA3111D1PWPR is particularly suited for portable devices, televisions, and computer audio systems due to its compact size and efficiency, which helps extend battery life in portable applications. Its ease of use and robust performance make it a popular choice among designers looking to enhance audio quality while maintaining system efficiency.

Features

The TPA3111D1PWPR is a Class-D audio amplifier from Texas Instruments, designed for driving speakers in various audio applications. Key features include:
1. Output Power: Delivers up to 15 W per channel into 4Ω speakers and 7.5 W into 8Ω speakers with low distortion.
2. High Efficiency: Operates with efficiency up to 90%, reducing heat generation and enabling compact designs.
3. Wide Supply Voltage Range: Accepts input voltages from 4.5 V to 26 V, allowing for versatile power supply options.
4. Integrated Protection: Features thermal shutdown and short-circuit protection to enhance reliability.
5. Flexible Input Options: Supports differential or single-ended input configurations for design flexibility.
6. Small Package Size: Available in a 20-pin HTQFP package, making it suitable for space-constrained applications.
7. Low Noise: Designed to deliver high-quality audio with minimal noise and distortion.
These attributes make the TPA3111D1PWPR ideal for portable audio devices, televisions, and other consumer electronics.

Package

The TPA3111D1PWPR is packaged in a 20-pin HTQFP (Thin Quad Flatpack) with a thermal pad. This package type facilitates efficient heat dissipation and is suitable for surface mount applications.

Pinout

The TPA3111D1PWPR is a class-D audio amplifier from Texas Instruments, featuring a 20-pin HTQFP (Thin Quad Flat Package) layout.
Pin Count: 20 pins
Key Functions of Selected Pins:
1. Pins 1-4: Input pins for audio signals (INA+, INA-, INB+, INB-).
2. Pins 5-6: Connect to power supply (PVDD) and ground (GND).
3. Pins 7-9: Outputs for speakers (OUTA, OUTB).
4. Pin 10: Bootstrap capacitor connection (BST).
5. Pins 11-12: Control pins (SD, MUTE) for enabling/disabling or muting the amplifier.
6. Pins 14-15: Feedback and gain setting (COMP, FB).
7. Pin 18: Reference voltage output (REF).
8. Pin 19: Fault indicator (FAULT).
The device is designed for high-efficiency audio amplification, providing robust performance in compact applications.

Manufacturer

The TPA3111D1PWPR is manufactured by Texas Instruments (TI), a leading American technology company. Founded in 1930, Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, which are used in a wide range of electronic applications. The company is well-known for its innovations in analog and embedded processing technologies, and it serves multiple markets including automotive, industrial, communications, and consumer electronics. TI is recognized for its commitment to research and development, providing high-performance solutions that enable advancements in today's electronic devices.

Application

The TPA3111D1PWPR is a Class D audio amplifier ideal for applications such as portable Bluetooth speakers, soundbars, televisions, and home audio systems. It is designed for high efficiency, delivering robust audio performance in compact designs, making it suitable for battery-powered devices. Additional uses include automotive audio systems and various consumer electronics requiring high-quality sound amplification with minimal power consumption.

Equivalent

Equivalent products to the TPA3111D1PWPR chip include the TPA3112D1, TPA3113D1, and TPA3116D2. These chips are also class D audio amplifiers from Texas Instruments, offering similar power output and features, but may vary in specifications like power handling, efficiency, and packaging. Always check the datasheet for specific compatibility and requirements before substitution.