OPA548T-1

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OPA548T-1

+Nomenclature

  • FabricantTexas Instruments

  • Pièce fabricant #OPA548T-1

  • En stock5000

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Spécifications

Attribut Valeur
Package Bulk,Tube
ProductStatus Active
AmplifierType Power
NumberofCircuits 1
SlewRate 10V/µs
GainBandwidthProduct 1 MHz
Current-InputBias 100 nA
Voltage-InputOffset 2 mV
Current-Supply 17mA
Current-Output/Channel 5 A
Voltage-SupplySpan(Min) 8 V
Voltage-SupplySpan(Max) 60 V
OperatingTemperature -40°C ~ 85°C
MountingType Through Hole
Package/Case TO-220-7

Présentation

Description

The OPA548T-1 is a high-voltage, high-current operational amplifier designed for applications requiring precision and robust performance. It operates with a wide supply voltage range and can deliver significant output current, making it suitable for driving heavy loads. This op-amp features thermal and current-limit protection, ensuring reliable operation under demanding conditions. Additionally, it offers adjustable current limit through an external resistor, providing flexibility for various applications.
The OPA548T-1 is known for its high slew rate and wide bandwidth, which allow it to handle rapid signal changes effectively. Its low distortion and noise levels make it ideal for audio applications and other precision signal-processing tasks. The device is typically used in motor drives, servo control systems, power supply regulation, and audio amplifiers.
Encased in a thermally-enhanced package, it can dissipate heat efficiently, further extending its operational capabilities. Overall, the OPA548T-1 is a versatile component that balances high performance with robust protection features, suitable for both industrial and consumer electronics applications.

Equivalent

The OPA548T-1 is a high-voltage, high-current operational amplifier. Equivalent products may include:
1. LM675 from Texas Instruments - a high-power audio amplifier.
2. L165 from STMicroelectronics - a power operational amplifier.
3. PA93 from Apex Microtechnology - a high-voltage power operational amplifier.
4. TDA2030 from STMicroelectronics - an audio amplifier with similar power features.
Ensure to verify electrical specifications and pin configurations, as these can vary between models.

Features

The OPA548T-1 is a high-voltage, high-current operational amplifier designed for a variety of applications requiring high power output. Key features include:
1. High Output Current: Capable of delivering up to 3A continuous output current and 5A peak output current, making it suitable for driving heavy loads.

2. Wide Supply Voltage Range: Operates over a wide supply voltage range from ±10V to ±60V, offering flexibility for various power supply configurations.
3. Thermal Protection: Equipped with an internal thermal shutdown feature to prevent damage from overheating, which enhances the reliability and robustness of the device.
4. Adjustable Current Limit: Allows for programmable current limiting, which can be customized to specific application requirements using an external resistor.
5. Low Distortion: Ensures high-quality signal amplification with low total harmonic distortion.
6. High Slew Rate: Provides fast response times with a slew rate of 10V/µs, suitable for dynamic applications.
7. Versatile Configurations: Supports both single-supply and dual-supply operation, enhancing its versatility in different circuit designs.
These features make the OPA548T-1 ideal for use in motor drivers, audio amplifiers, and other high-power applications.

Pinout

The OPA548T is a high-voltage, high-current operational amplifier designed for driving heavy loads. It typically comes in a 7-pin TO-220 package. Here is a brief overview of its pin functions:
1. Non-Inverting Input (+IN): Positive input for the amplifier.
2. Inverting Input (-IN): Negative input for the amplifier.
3. V- (Negative Supply): Connection for the negative supply voltage.
4. V+ (Positive Supply): Connection for the positive supply voltage.
5. Output: The output of the amplifier.
6. Current Limit (ILIM): Used to set the output current limit by connecting a resistor between this pin and V-.
7. Case Pin/NC (No Connect): Typically connected to the substrate. In case of NC designation, it should not be connected to any external circuit.
This amplifier is often used in applications requiring high output current and voltage, such as motor drivers and power supplies. Its current-limiting feature makes it suitable for protecting against overcurrent conditions.

Manufacturer

The OPA548T-1 is manufactured by Texas Instruments (TI). Texas Instruments is a technology company specializing in the design and production of semiconductors and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the electronic components industry. The company produces a wide range of products including amplifiers, data converters, and embedded processors. The OPA548T-1, in particular, is an operational amplifier designed for high-performance applications. TI serves various sectors such as automotive, industrial, personal electronics, communications, and enterprise systems.

Application

The OPA548T-1 is a high-voltage, high-current operational amplifier suitable for various applications. Key application areas include motor control, where it drives motors with precision, and audio amplification, providing robust sound output. It's also used in test equipment, offering accurate signal amplification and conditioning. In industrial instrumentation, it serves in process control systems and actuator drives. Additionally, the OPA548T-1 is employed in power supply regulation and programmable power supplies due to its high output current capability. Its versatility and reliability make it ideal for applications requiring high power and precision.

Package

The OPA548T-1 is an operational amplifier from Texas Instruments, and it is available in a TO-220-7 package. This package type is a through-hole configuration designed for medium to high-power applications, providing effective thermal management and easy mounting on PCBs or heatsinks.

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