LM158J

Product Overview

Category: Integrated Circuit (IC)

Use: Operational Amplifier

Characteristics: - High gain - Low input offset voltage - Wide supply voltage range - Low power consumption

Package: Dual in-line package (DIP)

Essence: The LM158J is a dual operational amplifier that provides high gain and low input offset voltage, making it suitable for various applications.

Packaging/Quantity: The LM158J is typically sold in packs of 10 or more.

Specifications

• Supply Voltage Range: ±2V to ±18V
• Input Offset Voltage: 2 mV (maximum)
• Input Bias Current: 45 nA (maximum)
• Input Offset Current: 2 nA (maximum)
• Gain Bandwidth Product: 1 MHz (typical)
• Slew Rate: 0.3 V/µs (typical)
• Common Mode Rejection Ratio: 70 dB (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM158J has a total of 8 pins, which are labeled as follows:

1. Non-Inverting Input (Op-Amp A)
2. Inverting Input (Op-Amp A)
3. Negative Power Supply (GND)
4. Output (Op-Amp A)
5. Positive Power Supply (+Vcc)
6. Output (Op-Amp B)
7. Inverting Input (Op-Amp B)
8. Non-Inverting Input (Op-Amp B)

Functional Features

• High open-loop gain
• Low input offset voltage
• Wide supply voltage range
• Low power consumption
• Stable operation over a wide temperature range

Advantages and Disadvantages

Advantages: - High gain allows for amplification of weak signals - Low input offset voltage ensures accurate signal processing - Wide supply voltage range enables flexibility in power supply selection - Low power consumption helps conserve energy

Disadvantages: - Limited gain bandwidth product may restrict its use in high-frequency applications - Slew rate may not be sufficient for fast signal amplification

Working Principles

The LM158J is an operational amplifier that amplifies the difference between the voltages at its two input terminals. It consists of multiple transistors and resistors arranged in a specific configuration to achieve the desired amplification characteristics.

Detailed Application Field Plans

The LM158J can be used in various applications, including: 1. Audio amplifiers 2. Signal conditioning circuits 3. Voltage regulators 4. Active filters 5. Instrumentation amplifiers

Detailed and Complete Alternative Models

Some alternative models to the LM158J include: - LM358 - LM324 - TL071 - TL081 - OP07

These alternatives offer similar functionality and can be used as substitutes depending on the specific requirements of the application.

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