OPA548FKTWT

Product Overview

Category: Integrated Circuits (ICs)

Use: Power Amplifier

Characteristics: - High output current capability - Wide supply voltage range - Low quiescent current - Thermal shutdown protection - Short-circuit protection

Package: TO-220-5

Essence: The OPA548FKTWT is a power amplifier integrated circuit that provides high output current capability and is commonly used in audio applications.

Packaging/Quantity: The OPA548FKTWT is available in a TO-220-5 package. It is typically sold individually or in reels of 250 units.

Specifications

• Supply Voltage Range: ±10V to ±40V
• Output Current: Up to 3A
• Quiescent Current: 7mA
• Power Dissipation: 20W
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The OPA548FKTWT has the following pin configuration:

1. V+
2. V-
3. IN-
4. OUT
5. NC

Functional Features

• High output current capability allows for driving low impedance loads.
• Wide supply voltage range enables operation in various power supply configurations.
• Low quiescent current minimizes power consumption when the amplifier is idle.
• Thermal shutdown protection prevents the IC from overheating.
• Short-circuit protection safeguards the amplifier against damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - High output current capability - Wide supply voltage range - Thermal and short-circuit protection - Low quiescent current

Disadvantages: - Limited number of pins for additional features - Relatively high power dissipation

Working Principles

The OPA548FKTWT operates as a voltage-controlled current source. It amplifies the input voltage signal and delivers a corresponding output current to the load. The amplifier's internal circuitry ensures stability, protection, and high performance.

Detailed Application Field Plans

The OPA548FKTWT is commonly used in the following applications:

1. Audio Amplification: The high output current capability makes it suitable for driving speakers and headphones.
2. Industrial Control Systems: It can be used in motor control circuits and other industrial applications that require high current amplification.
3. Power Supplies: The OPA548FKTWT can be utilized in power supply designs where precise current control is necessary.

Detailed and Complete Alternative Models

1. OPA549T: Similar to OPA548FKTWT but with higher output current capability (5A).
2. OPA547FKTWT: Lower output current capability (1.5A) but with lower quiescent current.
3. OPA546FKTWT: Lower output current capability (500mA) but with lower power dissipation.

These alternative models provide options based on specific requirements and trade-offs between output current, quiescent current, and power dissipation.

Note: The above information is subject to change. Please refer to the manufacturer's datasheet for the most up-to-date specifications and details.

Word Count: 389