OPA544T

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OPA544T

+БОМ

  • ПроизводительТехасские инструменты

  • Мфр. Часть #OPA544T

  • В наличии4740

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Bulk,Tube
ProductStatus Active
AmplifierType Power
NumberofCircuits 1
SlewRate 8V/µs
GainBandwidthProduct 1.4 MHz
Current-InputBias 15 pA
Voltage-InputOffset 1 mV
Current-Supply 12mA
Current-Output/Channel 2 A
Voltage-SupplySpan(Min) 20 V
Voltage-SupplySpan(Max) 70 V
OperatingTemperature -40°C ~ 85°C
MountingType Through Hole
Package/Case TO-220-5

Обзор

Description

The OPA544T is a high-voltage, high-current operational amplifier designed for industrial and power supply applications. It offers a wide supply voltage range from ±10V to ±35V and can deliver continuous output currents of up to 10A, making it suitable for driving heavy loads. Key features include thermal protection, current limit, and safe operating area (SOA) protection to enhance reliability and prevent damage under adverse conditions. The OPA544T also provides excellent performance with low distortion, high slew rate, and wide bandwidth, ensuring precise signal amplification. Its flexibility allows it to be configured in a variety of circuit topologies, including as a voltage follower, inverting, or non-inverting amplifier. The device is typically packaged in a TO-3 case, which aids in efficient heat dissipation. Applications for the OPA544T include motor control, programmable power supplies, and test equipment. Its robust design and protective features make it a reliable choice for demanding environments requiring high power and precision.

Equivalent

The OPA544T is a high-voltage, high-current operational amplifier. Equivalent products include:
1. LM3886: A high-performance audio power amplifier.
2. TDA2030: An audio amplifier offering similar power capabilities.
3. L272: A dual power operational amplifier.
4. L165: A power op-amp suitable for driving inductive loads.
5. OPA548: A similar high-voltage, high-current op-amp from Texas Instruments.
When choosing an equivalent, always check the specific application requirements such as voltage, current, and package type.

Features

The OPA544T is a high-voltage, high-current operational amplifier with several key features:
1. Wide Supply Range: Operates on a wide power supply voltage range from ±10V to ±35V, making it versatile for various applications.
2. High Output Current: Capable of delivering up to 10A continuous output current, suitable for driving heavy loads.
3. Thermal Protection: Includes built-in thermal protection for over-temperature conditions, enhancing its reliability and longevity.
4. Current Limit: Adjustable current limit feature allows for protection against short circuits and excessive load currents.
5. Wide Bandwidth: Offers a wide bandwidth of approximately 1 MHz, suitable for high-speed applications.
6. Low Distortion: Provides low total harmonic distortion, making it ideal for audio and signal processing applications.
7. Ease of Use: Comes in a standard TO-220 package for easy mounting and thermal management.
8. Application Versatility: Suitable for a variety of applications including servo controllers, audio amplifiers, motor drivers, and more.
These features make the OPA544T an excellent choice for applications requiring high power, reliability, and flexibility.

Pinout

The OPA544T is a high-voltage, high-current operational amplifier in a TO-220 package. It typically features a 7-pin configuration. The pin functions are as follows:
1. Pin 1 (E/S): Enable/Shutdown. Used to enable or disable the output stage.
2. Pin 2 (Vin- or -In): Inverting input. Used for negative feedback or inverting input signal.
3. Pin 3 (Vin+ or +In): Non-inverting input. Used for positive input signal.
4. Pin 4 (V- or -Vcc): Negative supply voltage.
5. Pin 5 (Vout): Output. Provides the amplified signal to the load.
6. Pin 6 (V+ or +Vcc): Positive supply voltage.
7. Pin 7 (ILIM): Current limit. Used to set the current limit threshold.
This amplifier is designed for applications requiring high power and can drive heavy loads, such as motor control and power supplies. Its features include thermal overload protection and adjustable current limit, making it suitable for various demanding applications.

Manufacturer

The OPA544T is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. TI is one of the world’s largest designers and suppliers of analog and embedded processing chips. The company provides a wide range of products and technologies for various applications in electronics, including analog and digital signal processing, power management, microcontrollers, and application-specific integrated circuits (ASICs). Established in 1930, Texas Instruments has a strong reputation for innovation and technological advancement, catering to industries like automotive, industrial, consumer electronics, communications, and enterprise systems. TI focuses on developing high-performance components that enhance energy efficiency, connectivity, and overall system performance.

Application

The OPA544T is a high-voltage operational amplifier commonly used in applications requiring high current and precision. Its key application areas include:
1. Industrial Automation: Control systems and motor drives.
2. Test Equipment: Signal amplification and conditioning for measurement systems.
3. Audio Equipment: High-fidelity audio amplification.
4. Medical Devices: Diagnostic equipment needing precision signal processing.
5. Power Management: Voltage regulation and power supply systems.
6. Communication Systems: Signal modulation and transmission.
7. Aerospace and Defense: Avionics and radar systems requiring robust performance.
Its high voltage and current capabilities make it suitable for both linear and switching applications.

Package

The OPA544T is a high-voltage, high-current operational amplifier typically packaged in a TO-220-7 form factor. This package type facilitates heat dissipation and is well-suited for applications requiring robust power handling capabilities.

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