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LM1875T/NOPB

Name: LM1875T/NOPB
Rating: 4.7 (12 reviews)

IC AMP CLASS AB MONO 25W TO220-5

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製造商。部分 #LM1875T/NOPB
包 TO220-5
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規格

Package	Tube
ProductStatus	Active
Type	Class AB
OutputType	1-Channel (Mono)
MaxOutputPowerxChannels@Load	25W x 1 @ 8Ohm
Voltage-Supply	16V ~ 60V, ±8V ~ 30V
Features	Short-Circuit and Thermal Protection
MountingType	Through Hole
OperatingTemperature	0°C ~ 70°C (TA)
SupplierDevicePackage	TO-220-5

概述

Description

The LM1875T/NOPB is a high-performance audio power amplifier designed for consumer audio applications. It is a part of the LM1875 series, which features a low distortion and high output power capability. Typically, the LM1875T is capable of delivering up to 20W of output power into an 8-ohm load with minimal distortion, making it suitable for driving speakers in home audio systems, televisions, and other multimedia devices.
Key features include a wide supply voltage range (from ±16V to ±22V), thermal protection, and a short-circuit protection mechanism, ensuring reliability and safety during operation. The device is designed in a 5-lead TO-220 package, facilitating easy heat dissipation.
The LM1875T/NOPB is also compatible with various configurations, including bridge or parallel operations, offering flexibility in design. Its combination of performance, reliability, and ease of use makes it a popular choice for audio amplifier applications.

Features

The LM1875T/NOPB is a high-performance audio power amplifier designed for various sound amplification applications. Key features include:
1. Output Power: Delivers 20W of continuous output power into an 8-ohm load at 0.1% THD.
2. High Efficiency: Offers improved efficiency compared to traditional linear amplifiers, reducing heat generation.
3. Thermal Protection: Integrated thermal shutdown feature to prevent damage due to overheating.
4. Low Noise: Enhanced signal-to-noise ratio for clearer sound reproduction.
5. Wide Supply Voltage Range: Operates from ±12V to ±25V, allowing flexibility in design.
6. Simple Design: Minimal external components are required for stability and biasing, simplifying circuit design.
7. Short Circuit Protection: Built-in short circuit protection enhances reliability in applications.
8. Compact Package: Available in a TO-220 package, facilitating easy integration into various systems.
This amplifier is ideal for audio applications where quality and efficiency are paramount.

Package

The LM1875T/NOPB is packaged in a TO-220 form factor. This package type is designed for efficient heat dissipation and allows for easy mounting on heat sinks, making it suitable for audio amplifier applications.

Pinout

The LM1875T/NOPB is a high-performance audio power amplifier with a pin count of 8.
Pin Configuration and Functions:
1. Pin 1 (Output): Connects to the speaker load.
2. Pin 2 (Inverting Input): Receives the negative input signal.
3. Pin 3 (Non-Inverting Input): Receives the positive input signal.
4. Pin 4 (V-): Connects to the negative power supply or ground.
5. Pin 5 (Feedback): Used for feedback to control gain and stability.
6. Pin 6 (NC): Not connected; typically left floating.
7. Pin 7 (Power Supply): Connects to the positive power supply.
8. Pin 8 (Thermal Pad): For heat dissipation (usually connected to ground).
The LM1875T/NOPB can deliver up to 20W of output power and is widely used in audio amplification applications.

Manufacturer

The LM1875T/NOPB is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments designs and produces a wide range of semiconductor products, including analog, digital signal processing, and embedded processing solutions. Founded in 1930, the company is known for its innovative technologies and contributions to various sectors, including telecommunications, automotive, industrial, and consumer electronics. TI is particularly recognized for its operational amplifiers, voltage regulators, and audio amplifiers, like the LM1875T, which is used for audio amplification applications.

Application

The LM1875T/NOPB is a high-performance audio amplifier primarily used in home audio systems, portable audio devices, and DIY audio projects. It is suitable for driving speakers in applications such as televisions, radios, and multimedia systems. Its features include low distortion, high output power, and ease of use, making it ideal for amplifying music and voice signals in consumer electronics.

Equivalent

Equivalent products to the LM1875T/NOPB include the LM1875, TDA2030, TDA2050, and TDA7265. These chips serve similar purposes as audio power amplifiers, offering comparable performance characteristics. Always check the specific requirements, such as voltage, power output, and package type, to ensure compatibility for your application.