OPA445BM The Texas Instruments OPA445BM is a high voltage FET-input operational amplifier. It offers a wide power supply range and a high slew rate.
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OPA445BM

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments OPA445BM is a high voltage FET-input operational amplifier. It offers a wide power supply range and a high slew rate.
✓ Total Stock: 2,030 pcs

OPA445BM Available from 1 distributor

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2,030 pcs
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OPA445BM Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Lead Style
Mounting Type
Package / Case
SVHC Present
Slew Rate

OPA445BM Description

Short technical summary and product information.

The OPA445BM from Texas Instruments is a monolithic operational amplifier designed for high voltage applications. It supports a wide power supply range from ±10V to ±45V and features a high slew rate of 15V/μs, making it suitable for applications requiring wide power-bandwidth response.

 

This FET-input operational amplifier boasts low input bias current of 10pA, enabling the use of high-impedance feedback networks with minimal loading effects. The laser-trimmed input circuitry ensures low input offset voltage and drift. The OPA445BM is available in standard pin-out TO-99, DIP-8, and SO-8 surface-mount packages, supporting both through-hole and surface-mount assembly.

 

Applications for the OPA445BM include test equipment, high-voltage regulators, power amplifiers, data acquisition systems, signal conditioning, audio circuits, and piezo drivers. It is fully specified from –25 °C to +85 °C and operates over a wider temperature range of –55°C to +125°C.

OPA445BM Quick Information

Product Type: Operational Amplifier
Series: OPA445
Canonical Name: OPA445BM High Voltage FET-Input Operational Amplifier
Subcategory: FET-Input Operational Amplifiers

OPA445BM Compliance

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

OPA445BM Features

  • Wide power supply range: ±10V to ±45V.
  • High slew rate of 15V/μs.
  • Low input bias current of 10pA.
  • Available in DIP, SO-8, and TO-99 packages.
  • Suitable for high-voltage applications.

OPA445BM Applications

  • Ideal for test equipment.
  • Used in high-voltage regulators.
  • Suitable for power amplifiers.
  • Applicable for data acquisition.
  • Designed for signal conditioning.

OPA445BM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the OPA445BM?

The OPA445BM operates from ±10V to ±45V power supplies.

What package options are available for the OPA445BM?

The OPA445BM is available in 8-Pin DIP, SO-8, and TO-99 packages.

What is the input offset voltage of the OPA445BM?

The input offset voltage is typically 3mV with a maximum of 3mV and a minimum of -1mV.

What is the input bias current of the OPA445BM?

The input bias current is typically 10pA.

What is the slew rate of the OPA445BM?

The slew rate is 15V/μs.

What is the input offset voltage drift of the OPA445BM?

The input offset voltage drift is -10μV/°C typical over -25°C to +85°C.

What is the input offset voltage vs power supply for the OPA445BM?

The input offset voltage vs power supply is typically 4μV/V and maximum 100μV/V over ±10V to ±45V.

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