OPA551FA The Texas Instruments OPA551FA is a high-voltage, high-current operational amplifier designed for demanding applications. It offers a wide supply range and robust output capabilities.
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OPA551FA

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments OPA551FA is a high-voltage, high-current operational amplifier designed for demanding applications. It offers a wide supply range and robust output capabilities.
✓ Total Stock: 2,882 pcs

OPA551FA Available from 1 distributor

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2,882 pcs
2882 pcs On Request 1 On Request On Request 23+ On Request On Request

OPA551FA Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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OPA551FA Description

Short technical summary and product information.

The Texas Instruments OPA551FA is a versatile operational amplifier characterized by its high-voltage (up to 60V) and high-current (380mA typical) capabilities. It operates across a wide supply range of ±4V to ±30V, making it suitable for various power-intensive applications.

 

Key electrical specifications include a typical gain bandwidth product of 3 MHz and a slew rate of 15 V/µs, ensuring good performance in signal processing tasks. The device also features low noise at 14 nV/√Hz and is fully protected with thermal shutdown and output current limiting.

 

Designed for applications requiring significant power output, the OPA551FA is suitable for telephony, audio systems, servo control, and test equipment. Its wide output swing, within 2V of the rails, provides flexibility in design.

 

The OPA551FA is available in multiple package options, including PDIP-8, SOIC-8, and TO-263-7, allowing for different integration needs in circuit design. Its operating temperature range is -40°C to 125°C.

OPA551FA Quick Information

Product Type: Operational Amplifier
Series: OPA551
Canonical Name: OPA551FA High-Voltage, High-Current Operational Amplifier
Subcategory: Power Op Amps

OPA551FA Compliance

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

OPA551FA Features

  • High voltage up to 60V.
  • High output current of 380mA.
  • Wide supply range ±4V to ±30V.
  • Fast slew rate of 15V/µs.
  • Low noise performance at 14nV/√Hz.

OPA551FA Applications

  • Used in high-voltage DAC output amplifier circuits.
  • Ideal for servo amplifier and motor drive applications.
  • Suitable for test equipment and industrial controls.
  • Great for high-impedance sensor signal conditioning.
  • Used in audio system voltage control and drivers.

OPA551FA FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range for the OPA551FA?

The OPA551FA operates from a total supply voltage of 8V to 60V, or split supplies of ±4V to ±30V.

What packages are available for the OPA551FA?

The OPA551FA is available in 8-pin SOIC, 8-pin PDIP, and 7-pin TO-263 packages.

What is the operating temperature range of the OPA551FA?

The operating temperature range is -40°C to 125°C.

What is the gain bandwidth product of the OPA551FA?

Typical gain bandwidth product is 3 MHz.

What is the slew rate of the OPA551FA?

Typical slew rate is 15 V/µs.

What is the output current capability of the OPA551FA?

Continuous output current is 200 mA typical, with 380 mA typical short-circuit current.

What is the input bias current of the OPA551FA?

Maximum input bias current is 100 pA.

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