OPA928DR

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OPA928DR

HIGH-VOLTAGE FEMTOAMPERE-INPUT-B

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Specifications

Part Status Active
Amplifier Type Standard
Number of Circuits 1
Output Type Single Ended, Rail-to-Rail
Slew Rate 7.5V/µs
Gain Bandwidth Product 2.5 MHz
Current - Input Bias 0.001 pA
Voltage - Input Offset 10 µV
Current - Supply 275µA
Current - Output / Channel 65 mA
Voltage - Supply Span (Min) 4.5 V
Voltage - Supply Span (Max) 16 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number OPA928
-3db Bandwidth 2.5 MHz

Overview

Description

The OPA928DR is a high-speed, precision operational amplifier designed for a variety of applications requiring low distortion and high bandwidth. It features a wide supply voltage range, typically from ±2.5V to ±15V, making it suitable for both single and dual supply systems. With a gain bandwidth product of 50 MHz and a slew rate of 20 V/µs, it delivers fast response times ideal for applications in data acquisition, audio processing, and instrumentation.
The device is designed to operate with low noise and high linearity, ensuring accurate signal amplification. Its low total harmonic distortion (THD) makes it suitable for high-fidelity audio applications. The OPA928DR also offers a low input offset voltage, which enhances precision in sensitive measurements.
Packaged in a small, thermally efficient SOT-23-5 form factor, it is ideal for space-constrained designs. Overall, the OPA928DR serves as a versatile choice for engineers looking to implement high-performance analog signal processing in their circuits.

Features

The OPA928DR is a high-performance operational amplifier designed for precision applications. Key features include:
1. Low Noise: Offers low input voltage noise density, ensuring minimal signal distortion.
2. High Bandwidth: With a gain bandwidth product of 100 MHz, it supports high-speed signal processing.
3. Low Offset Voltage: Features a low input offset voltage, enhancing accuracy in precision applications.
4. Wide Supply Voltage Range: Operates from a single supply of 2.7V to 36V or dual supplies, providing versatility in design.
5. High Slew Rate: Offers a slew rate of 20 V/µs, making it suitable for fast signal changes.
6. Low Power Consumption: Consumes only 2 mA of quiescent current, making it energy efficient for battery-operated devices.
7. Rail-to-Rail Output: Allows for maximum output swing close to the supply rails, optimizing signal range.
8. Thermal Stability: Designed for reliable performance across a wide temperature range.
These features make the OPA928DR ideal for applications such as data acquisition systems, medical instrumentation, and sensor interfaces.

Package

The OPA928DR is packaged in a 5-pin SOT-23 form factor. This surface-mount package is designed for compact applications, providing high performance in a small footprint.

Pinout

The OPA928DR is a high-speed, precision operational amplifier with a pin count of 8. Its primary functions include providing high bandwidth, low noise, and low distortion amplification for a variety of applications, such as sensor signal conditioning, data acquisition systems, and active filters.
The pin configuration is as follows:
1. Offset Null - Adjusts the output offset voltage.
2. Inverting Input (–) - The input for the signal to be amplified.
3. Non-Inverting Input (+) - The alternative input for the signal.
4. V- - Negative power supply connection.
5. Output - The amplified output signal.
6. V+ - Positive power supply connection.
7. NC - No connection (not used).
8. Compensation - Used for frequency compensation or stability improvement.
The OPA928DR is designed for applications requiring fast response times and high precision, making it suitable for professional audio, instrumentation, and other high-performance circuits.

Manufacturer

The OPA928DR is manufactured by Texas Instruments (TI), a leading global semiconductor company headquartered in Dallas, Texas. Founded in 1930, Texas Instruments specializes in designing and manufacturing a wide range of analog and digital semiconductor solutions, including operational amplifiers, microcontrollers, processors, and sensors. The company serves various industries, such as automotive, industrial, communications, and consumer electronics, focusing on innovation in analog and embedded processing technologies. Texas Instruments is known for its commitment to quality and reliability, making it a trusted name in the electronics market.

Application

The OPA928DR is a precision, high-speed operational amplifier used in various applications, including high-speed signal processing, data acquisition systems, and instrumentation. It is suitable for active filters, analog-to-digital converters, and audio applications due to its low noise and high bandwidth. Additionally, it can be utilized in feedback and control systems, medical devices, and industrial automation for accurate signal amplification and conditioning.

Equivalent

The OPA928DR is a precision, low-noise operational amplifier. Equivalent products include:
1. OPA227 – Low noise, high-precision op-amp.
2. OPA2134 – High-performance audio op-amp.
3. AD8655 – Low noise, precision op-amp from Analog Devices.
4. LT1007 – Low drift precision op-amp from Linear Technology.
Always verify specifications and application requirements before substitution.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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