LM158DR

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LM158DR

+BOM

SOP-8 OPAMP ROHS

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Specifications

Attribute Value
Part Status Active
Amplifier Type General Purpose
Number of Circuits 2
Current - Input Bias 45 nA
Voltage - Input Offset 2 mV
Supply Current 1mA
Current - Output / Channel 40 mA
Voltage - Supply Span (Max) 32 V
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOP

Overview

Description

The LM158DR is a dual operational amplifier (op-amp) designed for a wide range of applications, including signal amplification, filtering, and mathematical operations. Packaged in a small outline integrated circuit (SOIC) form, it offers compact, reliable performance for electronic designs. The LM158DR is known for its low power consumption, making it suitable for battery-operated devices. It operates over a wide voltage range, typically from ±3V to ±32V, and is characterized by low input bias and offset currents, which enhance accuracy in precision applications.
Key features include high gain bandwidth, excellent stability with capacitive loads, and low input noise. The device is capable of driving loads with low distortion, making it ideal for audio processing and other analog signal processing tasks. Its dual configuration allows for the implementation of multiple amplifiers within a single chip, saving space and cost. The LM158DR is widely used in instrumentation, industrial control systems, and consumer electronics due to its versatility and robust performance.

Equivalent

The LM158DR is a dual operational amplifier with specific electrical characteristics. Equivalent products include the LM358LM2904 and LM258 series, which share similar functionalities and are often interchangeable in circuits. These equivalents may come in different packages or specifications, so it's important to verify requirements such as temperature range, packaging, and supply voltage compatibility. Always refer to the datasheets of the specific parts to ensure they meet your design needs.

Features

The LM158DR is a dual operational amplifier designed for a wide range of applications. Key features include:
1. Dual Operational Amplifiers: It contains two independent, high-gain, internally frequency-compensated op-amps.
2. Wide Supply Voltage Range: It can operate within a voltage range from ±1.5V to ±16V, making it versatile for various power supply conditions.
3. Low Supply-Current Drain: The device is designed to consume minimal power, which is ideal for battery-operated systems.
4. Low Input Offset Voltage: It offers low input offset voltage, enhancing precision in signal amplification.
5. High Input Impedance: The device has high input impedance, reducing the loading effect on the preceding stage.
6. Wide Bandwidth: Provides a wide gain bandwidth product, suitable for a variety of applications needing fast response times.
7. Low Noise: Designed to minimize noise, ensuring clean signal amplification.
8. Temperature Stability: It maintains stable performance across a range of temperatures.
These features make the LM158DR suitable for applications in signal conditioning, filtering, and other general-purpose amplification tasks.

Pinout

The LM158DR is a dual operational amplifier IC typically housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin configuration and functions:
1. Pin 1 (Output A): Output for the first operational amplifier.
2. Pin 2 (Inverting Input A): Inverting input terminal for the first operational amplifier.
3. Pin 3 (Non-Inverting Input A): Non-inverting input terminal for the first operational amplifier.
4. Pin 4 (V-): Negative power supply (ground in a single supply operation).
5. Pin 5 (Non-Inverting Input B): Non-inverting input terminal for the second operational amplifier.
6. Pin 6 (Inverting Input B): Inverting input terminal for the second operational amplifier.
7. Pin 7 (Output B): Output for the second operational amplifier.
8. Pin 8 (V+): Positive power supply.
The LM158DR is designed for a wide range of applications, providing high gain and low power consumption, making it suitable for battery-operated devices.

Manufacturer

The LM158DR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is known for its development of analog technology, embedded processors, and digital signal processors, among other semiconductor solutions. Texas Instruments serves a wide range of markets, including automotive, industrial, consumer electronics, and communication equipment, providing both standard products and custom solutions.

Application

The LM158DR is a dual operational amplifier widely used in various applications due to its versatility and reliability. Common application areas include:
1. Signal Conditioning: Amplifying and filtering signals in sensor interfaces.
2. Active Filters: Implementing low-pass, high-pass, and band-pass filters.
3. Voltage Followers: Providing high input impedance and low output impedance.
4. Integrators and Differentiators: Used in analog computing and waveform generation.
5. Comparators: Comparing voltage levels in control systems.
6. DC Amplification: Amplifying low-level DC signals in instrumentation.
7. Audio Applications: Boosting audio signals in consumer electronics.
Its wide temperature range and low power consumption make it suitable for industrial, automotive, and consumer electronics.

Package

The LM158DR is an operational amplifier IC available in a SOIC-8 package. SOIC stands for Small Outline Integrated Circuit, and the "8" indicates that it has 8 pins. This package type is common for surface-mount technology, allowing the component to be soldered directly onto a PCB (Printed Circuit Board).