LM258DR

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LM258DR

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  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #LM258DR

  • 데이터시트 LM258DR DataSheet

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사양

속성 가치
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Amplifier Type General Purpose
Number of Circuits 2
Slew Rate 0.3V/µs
Gain Bandwidth Product 700 kHz
Current - Input Bias 20 nA
Voltage - Input Offset 3 mV
Supply Current 500µA (x2 Channels)
Current - Output / Channel 40 mA
Voltage - Supply Span(Min) 3 V
Voltage - Supply Span(Max) 32 V
Operating Temperature -25°C ~ 85°C (TA)
Mounting Type Surface Mount

개요

Description

The LM258DR is a dual operational amplifier (op-amp) integrated circuit widely used in various analog and digital applications. It is part of the LM258 series, known for its low power consumption and wide supply voltage range. The "DR" suffix indicates the device's packaging, typically a small outline package (SOIC) for surface mount technology, which is ideal for compact designs.
Key features include:
1. Dual Op-Amp: Contains two independent, high-gain, internally frequency-compensated op-amps.
2. Wide Supply Voltage Range: Operates from a single 3V to 32V or dual ±1.5V to ±16V power supplies.
3. Low Power Consumption: Designed for battery-powered applications with low quiescent current.
4. Output Drive Capability: Can drive loads directly, with a decent output current capability.
5. Wide Bandwidth and Fast Response: Suitable for general-purpose applications with moderate speed requirements.
The LM258DR is commonly used in signal processing, filtering, and amplification tasks. It is favored for its reliability, ease of use, and versatility in both industrial and consumer electronic designs.

Equivalent

The LM258DR is a dual operational amplifier. Equivalent products include:
1. LM358A widely used dual op-amp with similar specifications.
2. LM2904 A dual op-amp with similar characteristics but designed for automotive applications.
3. MC1458: Another dual op-amp often compared to the LM358
4. TL072: A low-noise JFET-input dual op-amp, which can substitute in some applications requiring higher input impedance.
Always verify the electrical characteristics and pin configurations to ensure compatibility.

Features

The LM258DR is a dual operational amplifier featuring low power consumption and wide supply voltage range. Key features include:
1. Dual Op-Amp: Contains two independent, high-gain, internally frequency-compensated operational amplifiers.
2. Wide Supply Voltage: Operates on a wide range of supply voltages from 3V to 32V, suitable for single or dual power supplies.
3. Low Power Consumption: Designed for minimal power usage, making it ideal for battery-operated applications.
4. Low Input Bias Current: Offers low input bias current, which is essential for precision in signal processing applications.
5. Wide Common-Mode and Differential Voltage Ranges: Capable of handling a wide range of input signals, enhancing its versatility in different applications.
6. Short-Circuit Protection: Includes internal protection against short-circuiting, ensuring durability and reliability.
7. Temperature Range: Operational over a wide temperature range, typically from -40°C to 85°C, suitable for industrial environments.
8. Compact Package: Available in a small SOIC-8 package, aiding in space-constrained designs.
These features make the LM258DR ideal for a range of applications including signal conditioning, amplification, and filtering in various electronic circuits.

Pinout

The LM258DR is a dual operational amplifier (op-amp) from the LM258 series, commonly used in general-purpose electronic applications. It is typically housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief description of its pin count and functions:
1. Pin 1 (Output A): Output of the first op-amp.
2. Pin 2 (Inverting Input A): Inverting input terminal of the first op-amp.
3. Pin 3 (Non-Inverting Input A): Non-inverting input terminal of the first op-amp.
4. Pin 4 (V-): Negative power supply voltage or ground.
5. Pin 5 (Non-Inverting Input B): Non-inverting input terminal of the second op-amp.
6. Pin 6 (Inverting Input B): Inverting input terminal of the second op-amp.
7. Pin 7 (Output B): Output of the second op-amp.
8. Pin 8 (V+): Positive power supply voltage.
This dual op-amp is designed for a wide range of applications, providing a balance of performance and power efficiency, suitable for both analog and digital circuits.

Manufacturer

The LM258DR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world, specializing in the design and manufacturing of semiconductors and integrated circuits. TI produces a wide range of products, including analog chips, digital signal processors (DSPs), microcontrollers, and other electronics components that are widely used in various industries, including automotive, communications, computing, and consumer electronics. The company's focus on innovation and diverse product offerings make it a key player in the global electronics sector.

Application

The LM258DR is a dual operational amplifier commonly used in various applications due to its versatility and reliability. Key application areas include:
1. Signal Conditioning: Amplifying and filtering signals in sensors and instrumentation.
2. Active Filters: Implementing low-pass, high-pass, band-pass, and band-stop filters.
3. Voltage Followers: Used in circuits requiring high input impedance and low output impedance.
4. Comparators: Functioning as basic voltage comparators in control systems.
5. Data Acquisition Systems: Enhancing the precision of analog-to-digital conversion.
6. Industrial Automation: Control and monitoring circuits in automated systems.
7. Consumer Electronics: Audio amplification and processing circuits.
These applications benefit from the LM258DR's low power consumption and wide operational voltage range.

Package

The LM258DR is an operational amplifier packaged in an SOIC-8 (Small Outline Integrated Circuit) package. This surface-mount package is compatible with automatic placement equipment and is commonly used in space-constrained electronic designs.

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