LMV321WG-7

Product Overview

Category: Integrated Circuit (IC)

Use: The LMV321WG-7 is a low-power, single operational amplifier designed for general-purpose applications. It is commonly used in various electronic devices and circuits.

Characteristics: - Low power consumption - High voltage gain - Wide bandwidth - Rail-to-rail input and output - Single supply operation

Package: The LMV321WG-7 is available in a small outline package (SOT-23) which provides compactness and ease of integration into circuit boards.

Essence: This operational amplifier offers high performance while consuming minimal power, making it suitable for battery-powered applications and other low-power devices.

Packaging/Quantity: The LMV321WG-7 is typically sold in reels containing 3000 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Offset Voltage: 1mV (maximum)
• Input Bias Current: 250nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.6V/μs (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LMV321WG-7 has a standard pin configuration with the following pin assignments:

1. V+ (Positive Power Supply)
2. IN- (Inverting Input)
3. IN+ (Non-Inverting Input)
4. V- (Negative Power Supply)
5. OUT (Output)

Functional Features

• Low input offset voltage and bias current ensure accurate signal amplification.
• Rail-to-rail input and output capability allows for maximum dynamic range.
• Wide bandwidth enables the amplification of high-frequency signals.
• Single supply operation simplifies circuit design and reduces component count.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices. - High voltage gain ensures efficient signal amplification. - Wide bandwidth enables the amplification of a broad range of frequencies. - Rail-to-rail input and output capability provides maximum dynamic range.

Disadvantages: - Limited supply voltage range may restrict certain applications. - Input offset voltage may introduce small errors in precision applications.

Working Principles

The LMV321WG-7 operates as a voltage amplifier, taking an input voltage and producing an amplified output voltage. It utilizes internal circuitry to provide high gain, low distortion, and accurate amplification of signals within its specified range.

Detailed Application Field Plans

The LMV321WG-7 finds application in various fields, including but not limited to: 1. Audio amplification in portable devices such as smartphones and tablets. 2. Signal conditioning in sensor interfaces for industrial automation. 3. Active filters in audio equipment and communication systems. 4. Voltage amplification in medical devices and instrumentation. 5. Signal processing in automotive electronics.

Detailed and Complete Alternative Models

1. LMV358IDGKR: Dual operational amplifier with similar characteristics and package.
2. LMV324IDR: Quad operational amplifier with comparable specifications and pin configuration.
3. TLV2462IDR: Precision operational amplifier offering enhanced performance in critical applications.

These alternative models can be considered based on specific requirements and design constraints.

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