LM2902PT

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LM2902PT

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  • ManufacturerRohm Semiconductor

  • Mfr. Part #LM2902PT

  • In Stock4161

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Specifications

Attribute Value
Package / Case Tape & Reel (TR)
Part Status Obsolete
Amplifier Type General Purpose
Number of Circuits 4
Slew Rate 0.3V/µs
Gain Bandwidth Product 1.3 MHz
Current - Input Bias 20 nA
Voltage - Input Offset 1 mV
Supply Current 1mA
Current - Output / Channel 30 mA
Voltage - Supply Span(Min) 3 V
Voltage - Supply Span(Max) 32 V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount

Overview

Description

The LM2902PT is a quad operational amplifier (op-amp) designed for a wide range of analog applications. It includes four independent, high-gain, internally frequency-compensated op-amps in a single package, making it ideal for both single-supply and dual-supply operations. This flexibility allows it to be used in various applications such as signal conditioning, filtering, and amplification.
The device operates over a wide voltage range, typically from 3V to 32V, or ±1.5V to ±16V for dual supplies, which makes it suitable for battery-powered devices and other low-voltage systems. It features low power consumption, a key factor in extending battery life in portable applications.
The LM2902PT is known for its stability and reliability, with a low input bias current and a wide bandwidth. It is available in several package options, including the TSSOP-14, which offers compact size and ease of integration into circuit designs. This op-amp is commonly used in industrial, automotive, and consumer electronics to perform tasks such as amplification, voltage comparison, and signal integration.

Equivalent

The LM2902PT is a quad operational amplifier. Equivalent products include LM324 LM2902N, and LM2902DR, which offer similar functionality. Depending on specific requirements, other equivalents might be TL074, MC33072, or MCP6004, though specifications can vary slightly. Always check the datasheet for compatibility in terms of power supply range, temperature range, and pin configuration to ensure suitability for your application.

Features

The LM2902PT is a quad operational amplifier featuring four independent, high-gain, internally frequency-compensated op-amps designed for a wide range of applications. Key features include:
1. Wide Supply Voltage Range: Operates from a single power supply (3V to 32V) or dual supplies (±1.5V to ±16V).
2. Low Supply Current: Consumes minimal power, making it suitable for battery-powered applications.
3. Input Common-Mode Voltage Range: Extends to the negative supply, which is useful in single-supply applications.
4. Low Input Offset Voltage: Ensures accuracy in precision applications.
5. Wide Bandwidth: Provides sufficient bandwidth for many standard applications, with a unity-gain bandwidth of approximately 1 MHz.
6. Low Input Bias Current: Minimizes loading effects on preceding stages.
7. Temperature Range: Operates in a broad temperature range from -40°C to +125°C.
8. Package Options: Available in various packages like PDIP, SOIC, and TSSOP for design flexibility.
These features make the LM2902PT suitable for automotive, industrial, and consumer electronics applications, including sensor interfacing, signal conditioning, and amplification tasks.

Pinout

The LM2902PT is a quad operational amplifier. It consists of four independent, high-gain, internally frequency-compensated operational amplifiers designed to operate from a single power supply over a wide range of voltages. The chip is commonly used in various amplification and filtering applications.
The LM2902PT is typically housed in a 14-pin plastic dual in-line package (PDIP) or small outline integrated circuit (SOIC) package. Here is a concise description of its pin count and function:
1. Pin Count: 14 pins.
2. Pin Functions:
- Pin 1, 7, 8, 14: Output of each operational amplifier (Op-Amp 1-4).
- Pin 2, 6, 9, 13: Inverting input of each operational amplifier (Op-Amp 1-4).
- Pin 3, 5, 10, 12: Non-inverting input of each operational amplifier (Op-Amp 1-4).
- Pin 4: Ground (or negative power supply).
- Pin 11: Positive power supply (VCC).
This configuration allows the LM2902PT to be utilized in multiple circuit designs for tasks such as voltage amplification, integration, differentiation, and signal filtering.

Manufacturer

The LM2902PT is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is one of the world's leading manufacturers of electronic components and semiconductor devices. The company designs, develops, and produces a wide range of products, including microcontrollers, sensors, power management devices, and analog components, which are used in various applications such as automotive, industrial, consumer electronics, and communication systems. With a strong focus on innovation and sustainability, STMicroelectronics serves a diverse range of industries by providing solutions that enhance electronic devices' performance and efficiency.

Application

The LM2902PT is a quad operational amplifier that is commonly used in various applications due to its wide range of operating voltages and low power consumption. Key application areas include:
1. Sensor Amplification: Amplifies signals from sensors in automotive and industrial systems.
2. Signal Conditioning: Used in conditioning and filtering signals in data acquisition systems.
3. Voltage Followers: Serves as a buffer in circuit designs to prevent signal distortion.
4. Comparator Circuits: Utilized in creating voltage comparator circuits for threshold detection.
5. Audio Applications: Used in audio preamplifiers and active filters.
6. Analog Computation: Functions in analog computation circuits for mathematical operations.
These features make it suitable for a variety of consumer electronics, automotive, and industrial applications.

Package

The LM2902PT is a quad operational amplifier that comes in a TSSOP-14 package type. TSSOP stands for Thin Shrink Small Outline Package, which is a surface-mount IC package.

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