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OPA544T The Texas Instruments OPA544T is a high-current, high-voltage operational amplifier designed for driving high power loads. It features a 4A typical output current and an 8V/µs slew rate.
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OPA544T

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments OPA544T is a high-current, high-voltage operational amplifier designed for driving high power loads. It features a 4A typical output current and an 8V/µs slew rate.
✓ Total Stock: 6,413 pcs

OPA544T Available from 2 distributors

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OPA544T Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Architecture
Lead Style
Mounting Type
Number of Channels
Operating Temperature Range
Output Current
Package / Case
Slew Rate
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OPA544T Description

Short technical summary and product information.

The OPA544T from Texas Instruments is a versatile high-voltage, high-current operational amplifier. It combines high-performance FET op-amp circuitry with a robust output stage on a single monolithic chip, making it suitable for a wide range of high power load applications.

 

Key electrical characteristics include a typical output current of 4A, a wide total supply voltage range from ±20V to ±70V, and a typical gain bandwidth of 1.4 MHz. The device boasts a fast slew rate of 8V/µs and a low input bias current of 100pA maximum. It also features internal current limit and thermal shutdown protection for enhanced reliability.

 

The OPA544T is available in industry-standard 5-lead TO-220 and 5-lead surface-mount power packages. Its copper tab facilitates easy mounting to a heat sink, ensuring excellent thermal performance. The operational amplifier is specified for operation over the extended industrial temperature range of -40°C to +85°C.

OPA544T Quick Information

Product Type: Operational Amplifier
Canonical Name: OPA544T High-Current, High-Voltage Operational Amplifier
Subcategory: Power Op Amps

OPA544T Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

OPA544T Features

  • High-current, high-voltage operational amplifier.
  • 4A typical output current capability.
  • 8V/µs fast slew rate.
  • Internal current limit and thermal shutdown.
  • Available in TO-220 and TO-263 packages.

OPA544T Applications

  • High current actuator and motor drives.
  • Audio power amplifier stages.
  • Industrial process control outputs.
  • Test and measurement equipment.

OPA544T FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the OPA544T?

The total supply voltage range is 20V minimum to 70V maximum.

What is the typical output current of the OPA544T?

The typical output current is 4A.

What is the operating temperature range of the OPA544T?

The operating temperature range is -40°C to 85°C.

What package options are available for the OPA544T?

The OPA544T is available in TO-263 (KTT) surface-mount and TO-220 (KC) through-hole packages.

What is the typical gain bandwidth of the OPA544T?

The typical gain bandwidth is 1.4MHz.

What is the typical slew rate of the OPA544T?

The typical slew rate is 8V/µs.

What is the architecture of the OPA544T?

The architecture is FET.

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