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TPA301DR

Name: TPA301DR
Rating: 4.7 (12 reviews)

IC AMP CLASS AB MONO 700MW 8SOIC

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Mfr.부분 #TPA301DR
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데이터시트 TPA301DR DataSheet
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사양

Part Status	Active
Type	Class AB
Output Type	1-Channel (Mono)
Max Output Power x Channels @ Load	700mW x 1 @ 8Ohm
Voltage - Supply	2.5V ~ 5.5V
Features	Short-Circuit and Thermal Protection, Shutdown
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C (TA)
Supplier Device Package	8-SOIC
Package / Case	8-SOIC (0.154", 3.90mm Width)
Base Product Number	TPA301

개요

Description

The TPA301DR is a class-D audio amplifier designed by Texas Instruments. It is primarily used for driving speakers in various applications, including portable electronics, televisions, and home theater systems. The amplifier is known for its high efficiency, low distortion, and compact size, making it suitable for battery-powered devices.
Key features of the TPA301DR include a power output of up to 2.5W per channel, a high signal-to-noise ratio (SNR), and integrated protection mechanisms like over-temperature and short-circuit protection. The device supports various audio formats and provides a small footprint with a surface-mount package, making it easy to integrate into designs.
Additionally, the TPA301DR is designed to operate at a wide supply voltage range, offering flexibility in different application scenarios. Its performance, efficiency, and compact design make it a popular choice for audio amplification in consumer electronics.

Features

The TPA301DR is a high-performance audio amplifier from Texas Instruments. Key features include:
1. Class-D Architecture: Provides high efficiency and low heat generation, making it suitable for battery-powered and compact applications.

2. Output Power: Capable of delivering up to 3W per channel into a 4Ω load, ensuring robust audio performance.

3. Low Total Harmonic Distortion (THD): Ensures high-fidelity audio reproduction with minimal distortion.

4. Integrated Protection Circuits: Includes features like thermal shutdown and short-circuit protection to enhance reliability.

5. Supply Voltage: Operates from a wide supply voltage range (typically 2.5V to 5.5V), accommodating various power sources.

6. Small Package: Available in a compact VQFN (5mm x 5mm) package, ideal for space-constrained designs.
7. Single Supply Operation: Simplifies design and reduces component count.
These features make the TPA301DR suitable for portable speakers, TVs, and other multimedia devices.

Package

The TPA301DR is packaged in a 16-pin HTSSOP (Thin Shrink Small Outline Package) with a thermal pad. This package type is designed for efficient thermal management and compact applications.

Pinout

The TPA301DR is a Class-D audio amplifier from Texas Instruments, designed for driving speakers in various applications. It features a total of 32 pins.
Key functions of its pins include:
1. Power Supply Pins: VDD, GND for power supply connections.
2. Input Pins: IN+ and IN- for audio signal input.
3. Output Pins: OUT+ and OUT- to connect to the speaker load.
4. Control Pins:
- MUTE to mute the amplifier.
- SHDN for shutdown mode.
- PWM frequency adjustment pins.
5. Feedback Pins: Used for gain setting and feedback in the amplifier circuit.
6. Protection Pins: Over-temperature and over-voltage protection methods integrated.
The TPA301DR is suitable for portable audio applications due to its efficiency and compact design.

Manufacturer

The TPA301DR is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments is renowned for designing and manufacturing semiconductors and various integrated circuits, which are crucial components in a wide range of electronic devices. TI specializes in analog and embedded processing, providing products used in automotive, industrial, communications, and consumer electronics markets. The company is known for its innovation and contributions to the field of electronics, making it a key player in the semiconductor industry.

Application

The TPA301DR is a high-performance audio amplifier used in various applications, including portable speakers, home audio systems, and automotive sound systems. Its efficiency and compact size make it suitable for battery-powered devices, while its ability to drive speakers with high fidelity is ideal for multimedia devices, televisions, and computer audio systems. Additionally, it can be used in smart home devices and IoT applications where quality sound output is essential.

Equivalent

The TPA301DR is a dual-channel audio amplifier. Equivalent products include the TPA3110, TPA3111, and TPA2012D1 from Texas Instruments. Other alternatives might be the LM4871 from Texas Instruments or the MAX9744 from Maxim Integrated, depending on specific application requirements like output power and supply voltage. Always check datasheets for detailed specifications to ensure compatibility.