LM258P

Product Overview

Category: Integrated Circuit (IC)

Use: LM258P is a dual operational amplifier that is widely used in various electronic circuits. It is specifically designed for applications requiring high-gain and low-power consumption.

Characteristics: - High gain: The LM258P offers a high open-loop voltage gain, making it suitable for amplification purposes. - Low power consumption: This IC operates on low power, making it energy-efficient. - Dual operational amplifier: The LM258P consists of two independent operational amplifiers in a single package, providing flexibility in circuit design. - Wide supply voltage range: It can operate within a wide range of supply voltages, making it compatible with different power sources. - Low input offset voltage: The LM258P has a low input offset voltage, ensuring accurate signal amplification.

Package: The LM258P is available in an 8-pin DIP (Dual Inline Package) format, which is commonly used for through-hole mounting on PCBs (Printed Circuit Boards).

Essence: LM258P is an essential component in electronic circuits that require amplification and precision signal processing.

Packaging/Quantity: The LM258P is typically sold in reels or tubes containing multiple units. The exact quantity depends on the manufacturer and distributor.

Specifications

• Supply Voltage Range: 3V to 32V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 20nA (maximum)
• Output Current: 20mA (maximum)
• Operating Temperature Range: -40°C to +85°C
• Gain Bandwidth Product: 1MHz (typical)

Pin Configuration

The LM258P has eight pins, numbered as follows:

```

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| | --| OUT1 |-- --| IN-1 |-- --| IN+1 |-- --| V- |-- --| OUT2 |-- --| IN-2 |-- --| IN+2 |-- |___________| ```

Functional Features

1. Dual Operational Amplifiers: The LM258P contains two independent operational amplifiers, allowing for versatile circuit design and implementation.
2. High Open-Loop Voltage Gain: With a high open-loop voltage gain, the LM258P is suitable for applications requiring signal amplification.
3. Low Power Consumption: This IC operates on low power, making it ideal for battery-powered devices or energy-efficient applications.
4. Wide Supply Voltage Range: The LM258P can operate within a wide range of supply voltages, providing flexibility in various electronic systems.
5. Low Input Offset Voltage: With a low input offset voltage, the LM258P ensures accurate amplification and precise signal processing.

Advantages and Disadvantages

Advantages: - High gain allows for effective signal amplification. - Low power consumption makes it energy-efficient. - Dual operational amplifiers provide flexibility in circuit design. - Wide supply voltage range enhances compatibility with different power sources. - Low input offset voltage ensures accurate signal processing.

Disadvantages: - Limited gain bandwidth product may restrict its use in high-frequency applications. - Not suitable for applications requiring rail-to-rail output swing.

Working Principles

The LM258P is based on the operational amplifier (op-amp) concept. It utilizes differential inputs to amplify the voltage difference between the input terminals. The amplified output is then fed to the subsequent stages of the circuit. The op-amp's internal circuitry, including transistors and resistors, enables it to achieve high gain and low power consumption.

Detailed Application Field Plans

The LM258P finds applications in various fields, including but not limited to: - Audio amplification circuits - Signal conditioning and filtering - Voltage and current measurement circuits - Sensor interfaces - Active filters - Oscillators and waveform generators

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LM258P are: - LM358: A similar dual operational amplifier with a lower supply voltage range. - TL072: A dual JFET-input operational amplifier with higher gain bandwidth product. - OP07: A precision operational amplifier with low input offset voltage.

These alternative models offer different specifications and features, allowing users to choose the most suitable option based on their specific requirements.

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