LM358DR2G

Product Overview

Category: Integrated Circuit (IC)

Use: Operational Amplifier

Characteristics: - Dual operational amplifier - Low power consumption - Wide supply voltage range - High gain bandwidth product - Low input offset voltage - Common-mode input voltage range includes ground

Package: SOIC-8

Essence: The LM358DR2G is a dual operational amplifier that provides high-performance amplification for various applications.

Packaging/Quantity: The LM358DR2G is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 3V to 32V
• Input Offset Voltage: 2mV (maximum)
• Gain Bandwidth Product: 1.3MHz (typical)
• Input Bias Current: 20nA (maximum)
• Output Current: 60mA (maximum)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM358DR2G has a standard pin configuration with two operational amplifiers in a single package. The pinout is as follows:

___________ VCC | 1 8 | VOUT IN- | 2 7 | IN+ IN+ | 3 6 | OUT GND | 4 5 | NC ‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• Low power consumption makes it suitable for battery-powered applications.
• Wide supply voltage range allows for flexibility in different power supply configurations.
• High gain bandwidth product enables accurate amplification of signals across a wide frequency range.
• Low input offset voltage ensures precise signal amplification.
• Common-mode input voltage range includes ground, making it suitable for single-supply applications.

Advantages and Disadvantages

Advantages: - Dual operational amplifier in a single package saves board space. - Low power consumption extends battery life in portable devices. - Wide supply voltage range allows for versatile use in different circuits. - High gain bandwidth product enables accurate amplification of various signals. - Low input offset voltage ensures precise signal amplification.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Relatively low slew rate limits the amplifier's ability to respond quickly to rapid changes in input signals.

Working Principles

The LM358DR2G is based on the operational amplifier (op-amp) circuit. It consists of two independent op-amps that amplify the difference between the input voltages. The amplified output is then fed to the output pin. The op-amp operates by maintaining a virtual ground at the inverting input, which allows for precise amplification of the input signal.

Detailed Application Field Plans

The LM358DR2G is widely used in various applications, including: 1. Audio amplifiers 2. Signal conditioning circuits 3. Active filters 4. Voltage comparators 5. Oscillators 6. Sensor interfaces 7. Power supply control circuits

Detailed and Complete Alternative Models

Some alternative models to the LM358DR2G include: - LM324 - TL072 - MCP6002 - AD822

These alternatives offer similar functionality and can be used as replacements depending on specific requirements.

In conclusion, the LM358DR2G is a dual operational amplifier with low power consumption, wide supply voltage range, and high gain bandwidth product. It finds applications in various fields such as audio amplifiers, signal conditioning circuits, and voltage comparators. While it has limitations in terms of output current and slew rate, it provides reliable amplification for many electronic circuits.