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LPA4890MSF

Name: LPA4890MSF
Rating: 4.7 (12 reviews)

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Mfr。パート #LPA4890MSF
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データシート LPA4890MSF DataSheet
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仕様

Manufacturer	LOWPOWER
Package	MSOP-8
Voltage - Supply	2.5V~5.5V

概要

Description

LPA4890MSF is a specialized integrated circuit (IC) designed primarily for power management applications in various electronic devices. It typically features a high-efficiency buck converter, allowing for effective voltage regulation to support microcontrollers, sensors, and other components that require stable power supply. The IC is known for its low quiescent current and minimal thermal dissipation, making it suitable for battery-powered applications.
Key characteristics of LPA4890MSF may include adjustable output voltage settings, multiple protection features like over-voltage and thermal shutdown, and an integrated switching frequency that enhances performance and reduces external component count. Its small package size allows for easy integration into compact designs.
In summary, LPA4890MSF is a versatile power management solution widely utilized in consumer electronics, automotive systems, and industrial applications, contributing to efficient power usage and improved overall device reliability.

Features

The LPA4890MSF is a high-performance, low-noise operational amplifier designed for various applications. Key features include:
1. Low Noise: Typically low voltage noise density, making it suitable for sensitive audio and measurement applications.
2. Wide Bandwidth: High gain-bandwidth product allows for effective signal amplification across a range of frequencies.
3. Low Distortion: Provides minimal signal distortion, ensuring high fidelity in audio and other high-accuracy applications.
4. High Slew Rate: Fast response to rapid changes in input signals, ideal for dynamic signal processing.
5. Single-Supply Operation: Can operate on a single supply voltage, simplifying design and reducing power consumption.
6. Rail-to-Rail Output: Utilizes the full supply voltage range, maximizing output swing and efficiency.
These features make the LPA4890MSF suitable for applications in audio processing, instrumentation, and data acquisition systems.

Package

The LPA4890MSF is packaged in a 10-pin MSOP (Micro Small Outline Package), which is a compact surface-mount package suitable for space-constrained applications.

Pinout

The LPA4890MSF is a low-power, high-performance operational amplifier with a pin count of 8. It typically features the following pin configuration:
1. Non-Inverting Input (V+): The input for the signal to be amplified.
2. Inverting Input (V-): The input for the signal to be subtracted.
3. Output (OUT): The output where the amplified signal is available.
4. Negative Power Supply (V-): Connects to the negative supply voltage.
5. Positive Power Supply (V+): Connects to the positive supply voltage.
6. Offset Null: Used for offset voltage adjustment (if applicable).
7. NC (No Connection): Not connected internally and can be left floating.
8. Compensation (Comp): For frequency compensation to stabilize the amplifier.
The LPA4890MSF is designed for a variety of applications, including signal conditioning, audio processing, and sensor interfacing, providing low distortion and low noise performance.

Manufacturer

The LPA4890MSF is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, TI specializes in designing and manufacturing semiconductors and various electronic components. The company is renowned for its development of analog and embedded processing technologies, serving a wide range of industries, including automotive, industrial, communications, and consumer electronics. TI is recognized for its innovation, extensive product portfolio, and commitment to advancing technology solutions.

Application

The LPA4890MSF is a low-power, high-performance audio amplifier primarily used in portable and battery-operated devices. Its application areas include smartphones, tablets, portable speakers, and other consumer electronics requiring efficient audio amplification. Additionally, it can be utilized in automotive audio systems and smart home devices for enhanced sound quality.

Equivalent

The LPA4890MSF is a low-power operational amplifier. Equivalent products include the Texas Instruments OPA2134, Analog Devices AD8606, and Microchip MCP6001. Ensure compatibility in terms of specifications like bandwidth, supply voltage, and package type when selecting alternatives.