OPA128SM

Name: OPA128SM
Brand: Texas Instruments
Rating: 4.5 (10 reviews)
Author: Lisleapex

The OPA128SM is a top-of-the-line

7,929 Effective Inventory

OPA128SM

Effective Inventory7,929

The OPA128SM is a top-of-the-line

Manufacturer Part # : OPA128SM
Package/Case: TO99-8
Part Status : Active
Brand: Texas Instruments
Product Categories : Instrumentation, OP Amps, Buffer Amps
Series : OPA128

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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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OPA128SM DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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OPA128SM Details

The OPA128SM is a high-performance, precision operational amplifier from Texas Instruments, designed for high-speed signal processing in precision applications such as data acquisition systems, ADC drivers, and test and measurement equipment. This device offers low input offset voltage and drift, low noise, high slew rate, and low distortion, making it suitable for demanding applications requiring high gain accuracy, low noise, and fast response times.

Key Features

High-Performance Op Amp: Offers a unity-gain bandwidth of 600 MHz for high-speed signal processing.
Precision Design: Provides low input offset voltage and drift, low noise, high slew rate, and low distortion for demanding applications.

Applications

Data Acquisition Systems: Suitable for data acquisition systems requiring high-speed signal processing and precision amplification.
ADC Drivers: Ideal for ADC drivers where low noise, high slew rate, and low distortion are critical.
Test and Measurement Equipment: Used in test and measurement equipment for precise signal processing and amplification.

Where to Use

The OPA128SM is suitable for applications that require high-speed signal processing, precision amplification, and low noise. It is ideal for systems where high gain accuracy, fast response times, and low distortion are important.

How to Use

Connect the OPA128SM to your circuit by wiring the input pins to the respective signal sources. Ensure proper power supply connections to VCC and GND. Use the output pin to amplify or process the input signal. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the OPA128SM illustrates how to connect the op amp to a typical amplifier circuit. It includes connections for power supply, ground, and input/output signals, ensuring proper operation and precise signal processing.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Complementary

The OPA128SM can be complemented by other Texas Instruments op amps offering similar features and performance, such as the OPA657 or OPA277. When selecting complementary op amps, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the unity-gain bandwidth of the OPA128SM?

A: The OPA128SM has a unity-gain bandwidth of 600 MHz. For more details, refer to the datasheet for specific operating conditions and limitations.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	Operational Amplifiers - Op Amps	RoHS	Details
Mounting Style	Through Hole	Package / Case	TO-99-8
Output Current per Channel	10 mA	Vos - Input Offset Voltage	500 uV
Minimum Operating Temperature	- 55 C	Maximum Operating Temperature !	+ 125 C
Ib - Input Bias Current	150 fA	CMRR - Common Mode Rejection Ratio	118 dB
Series	OPA128	Amplifier Type	Ultra Low Bias Current Amplifier
Brand	Texas Instruments	Dual Supply Voltage	+/- 9 V, +/- 12 V, +/- 15 V
Height	4.4 mm	In - Input Noise Current Density	0.00016 pA/sqrt Hz
Length	9.08 mm	Maximum Dual Supply Voltage	+/- 18 V
Minimum Dual Supply Voltage	+/- 5 V	Operating Supply Voltage !	+/- 5 V to +/- 18 V
Output Type	Rail-to-Rail	Pd - Power Dissipation	500 mW (1/2 W)
Product	Operational Amplifiers	Product Type !	Op Amps - Operational Amplifiers
PSRR - Power Supply Rejection Ratio	90 dB	Factory Pack Quantity	20
Subcategory	Amplifier ICs	Supply Type	Dual
Technology	BiFET	Voltage Gain dB	128 dB
Width	9.08 mm	Unit Weight	0.330904 oz

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification OPA128SM PDF Download

FAQs

What is OPA128SM?

The OPA128SM is a precision, low-power, high-speed operational amplifier designed by Texas Instruments. It is ideal for applications requiring high precision, wide bandwidth, and low power consumption, such as instrumentation, data acquisition, and sensor interfaces.

How Does OPA128SM Work?

The OPA128SM operates as a high-speed operational amplifier with low input voltage noise and low distortion. It amplifies input signals with high accuracy and minimal distortion, making it suitable for high-performance signal processing and measurement applications. The amplifier features high-speed performance and low power consumption, enabling efficiency in various applications.

How Many Pins does OPA128SM have and What are the Functions of the Pinout Configuration?

The OPA128SM is housed in an 8-lead ceramic flatpack package. The pinout configuration includes:

V+: Positive power supply pin
V-: Negative power supply pin
IN+: Non-inverting input pin
IN-: Inverting input pin
OUT: Output pin
BW: Frequency compensation pin for setting the bandwidth of the amplifier

What are the Pros and Cons of OPA128SM?

Pros:

High Speed: Offers high-speed performance suitable for fast signal processing.
Low Voltage Noise: Provides low input voltage noise for accurate signal amplification.
Wide Bandwidth: Features a wide bandwidth for handling high-frequency signals.
Low Power Consumption: Operates with low power, making it suitable for battery-powered applications.
Precision: Delivers high precision and low distortion for accurate signal processing.

Cons:

Package Size: The 8-lead ceramic flatpack package may be larger than other surface-mount packages, requiring more board space.
External Components: May require additional external components for optimal performance in specific applications.

Are There Any Equivalents/Alternatives to OPA128SM for Recommendation?

The OPA627 from Texas Instruments is a precision operational amplifier with similar performance characteristics.
Alternatives to the OPA128SM include the AD797 from Analog Devices and the LT1115 from Analog Devices.