OPA4684IPWRG4

Overview

Category: Integrated Circuit (IC)

Use: Operational Amplifier

Characteristics: - High precision - Low noise - Wide bandwidth - Rail-to-rail input and output - Low power consumption

Package: TSSOP-14

Essence: The OPA4684IPWRG4 is a high-performance operational amplifier designed for various applications that require precision amplification.

Packaging/Quantity: The OPA4684IPWRG4 is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Supply Voltage Range: ±2.25 V to ±18 V
• Input Offset Voltage: 0.5 mV (maximum)
• Input Bias Current: 1 nA (maximum)
• Input Noise Voltage: 7 nV/√Hz (typical)
• Gain Bandwidth Product: 20 MHz (typical)
• Slew Rate: 10 V/µs (typical)
• Output Current: 40 mA (maximum)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The OPA4684IPWRG4 has a TSSOP-14 package with the following pin configuration:

___________ OUT | 1 14 | V+ IN- | 2 13 | NC IN+ | 3 12 | NC V- | 4 11 | NC NC | 5 10 | NC NC | 6 9 | NC NC | 7 8 | NC ‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• High precision amplification
• Low noise operation
• Wide bandwidth for accurate signal reproduction
• Rail-to-rail input and output capability
• Low power consumption for energy efficiency

Advantages and Disadvantages

Advantages: - High precision amplification ensures accurate signal processing. - Low noise operation allows for clear and distortion-free output. - Wide bandwidth enables faithful reproduction of high-frequency signals. - Rail-to-rail input and output capability provides maximum dynamic range. - Low power consumption helps conserve energy.

Disadvantages: - Limited output current may not be suitable for applications requiring high current drive. - The TSSOP-14 package may limit compatibility with certain circuit board layouts.

Working Principles

The OPA4684IPWRG4 operates as a voltage amplifier, taking an input voltage and amplifying it to a higher level. It utilizes a differential input stage, followed by gain stages and output buffers. The amplifier is designed to provide high precision amplification with low noise and wide bandwidth. It operates on a dual power supply and can handle both positive and negative input voltages.

Detailed Application Field Plans

The OPA4684IPWRG4 is commonly used in various applications that require precision amplification, such as:

1. Audio Systems: The amplifier can be used in audio equipment to amplify weak audio signals with high fidelity and low distortion.

2. Instrumentation: It is suitable for precision measurement instruments where accurate signal amplification is crucial.

3. Communication Systems: The amplifier can be utilized in communication systems to amplify weak signals before further processing.

4. Industrial Control Systems: It finds application in control systems that require precise amplification of sensor signals.

5. Medical Equipment: The OPA4684IPWRG4 can be employed in medical devices that require accurate signal amplification, such as patient monitoring systems.

Detailed and Complete Alternative Models

1. OPA1678: A high-performance operational amplifier with similar characteristics and package options.

2. LT6203: Another precision operational amplifier offering low noise and wide bandwidth.

3. AD8628: An ultra-low noise operational amplifier suitable for high-precision applications.

4. MCP6002: A low-power operational amplifier with rail-to-rail input and output capability.

5. LMV321: A cost-effective operational amplifier with low power consumption and rail-to-rail operation.

These alternative models provide similar functionality and can be considered as substitutes for the OPA4684IPWRG4 in various applications.

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