LM358PWG4

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 bias current - Output short-circuit protection - Internally frequency compensated

Package: PW (TSSOP-8)

Essence: The LM358PWG4 is a dual operational amplifier that offers low power consumption and a wide supply voltage range. It is commonly used in various electronic circuits where amplification of signals is required.

Packaging/Quantity: The LM358PWG4 is available in a TSSOP-8 package, which stands for Thin Shrink Small Outline Package. It is a surface-mount package with eight leads. The quantity per package may vary depending on the supplier.

Specifications

• Supply Voltage Range: 3V to 32V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 20nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.3V/μs (typical)
• Common Mode Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM358PWG4 has a total of eight pins arranged as follows:

___________ VCC | 1 8 | OUT B IN A | 2 7 | IN B GND | 3 6 | OUT A | 4 5 | OFFSET N/C -----------

Pin Description: 1. VCC: Positive power supply 2. IN A: Non-inverting input terminal A 3. GND: Ground 4. OFFSET N/C: Offset null connection (not internally connected) 5. OUT A: Output terminal A 6. OUT B: Output terminal B 7. IN B: Inverting input terminal B 8. VCC: Negative power supply

Functional Features

• Dual operational amplifier in a single package
• Low power consumption makes it suitable for battery-powered applications
• Wide supply voltage range allows flexibility in various circuit designs
• High gain bandwidth product enables amplification of high-frequency signals
• Low input bias current minimizes the impact on signal sources
• Output short-circuit protection prevents damage to the device during fault conditions
• Internally frequency compensated for ease of use

Advantages and Disadvantages

Advantages: - Dual op-amp configuration saves board space and reduces component count - Low power consumption extends battery life in portable devices - Wide supply voltage range provides versatility in different applications - High gain bandwidth product allows amplification of a wide range of frequencies - Output short-circuit protection enhances reliability

Disadvantages: - Limited output current capability may not be suitable for driving heavy loads - Relatively low slew rate may limit its use in high-speed applications - Input offset voltage may introduce errors in precision circuits

Working Principles

The LM358PWG4 is based on the operational amplifier (op-amp) concept. It consists of two independent op-amps in a single package. Each op-amp has a differential input stage, gain stage, and output stage. The op-amp amplifies the voltage difference between its inputs and produces an output voltage proportional to this difference.

The LM358PWG4 operates by applying external resistors and capacitors to configure the desired gain and frequency response characteristics. It can be used in various configurations such as inverting amplifier, non-inverting amplifier, summing amplifier, and integrator.

Detailed Application Field Plans

The LM358PWG4 is widely used in various electronic applications, including but not limited to: - Audio amplifiers - Signal conditioning circuits - Active filters - Voltage regulators - Oscillators - Comparators - Sensor interfaces

Its versatility and low power consumption make it suitable for both consumer electronics and industrial applications.

Detailed and Complete Alternative Models

Some alternative models to the LM358PWG4 include: - LM324: Quad operational amplifier with similar characteristics - TL072: Dual operational amplifier with higher slew rate - MCP6002: Dual operational amplifier with rail-to-rail input/output capability - AD822: Precision dual operational amplifier with low offset voltage

These alternative models offer different features and performance specifications, allowing designers to choose the most suitable option for their specific application requirements.

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