OPA237NA/3K

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OPA237NA/3K

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  • メーカー品番 #OPA237NA/3K

  • 在庫状況4019

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
Series MicroAmplifier™
ProductStatus Active
AmplifierType General Purpose
NumberofCircuits 1
SlewRate 0.5V/µs
GainBandwidthProduct 1.5 MHz
Current-InputBias 8.5 nA
Voltage-InputOffset 350 µV
Current-Supply 200µA
Current-Output/Channel 8 mA
Voltage-SupplySpan(Min) 2.7 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case SC-74A, SOT-753

概要

Description

The OPA237NA/3K is a precision operational amplifier from Texas Instruments, known for its low noise and low offset voltage, making it ideal for applications requiring high accuracy and stability. This dual op-amp is part of the OPA237 series, which features a wide supply voltage range and robust performance across various conditions. Key specifications include a low input offset voltage of around 10 μV, a low bias current of 0.2 pA, and a wide bandwidth of 1.8 MHz. It operates well within a supply voltage range of ±2.25 V to ±18 V. The device is designed for precision instrumentation, medical equipment, and data acquisition systems. It is packaged in a SOIC-8 package, making it suitable for compact circuit designs and surface-mount applications. Its low power consumption also makes it attractive for battery-operated devices. The "3K" in the part number typically refers to the packaging quantity for bulk orders, indicating a reel of 3000 units. Overall, the OPA237NA/3K is a versatile choice for precision analog applications.

Equivalent

The OPA237NA/3K is a precision operational amplifier by Texas Instruments. Equivalent products from other manufacturers might include:
1. LT1013 by Analog Devices: A precision dual operational amplifier.
2. MC33078 by ON Semiconductor: A low-noise, dual operational amplifier.
3. AD8552 by Analog Devices: A precision, dual op-amp with low offset voltage.
When choosing equivalents, ensure to compare key parameters such as voltage offset, input bias current, bandwidth, and package type.

Features

The OPA237NA/3K is a precision operational amplifier known for its low power consumption and high precision performance. Key features include:
1. Low Noise: It offers low input voltage noise making it suitable for precision applications.
2. Low Offset Voltage: The device has a low input offset voltage, enhancing accuracy in DC-coupled applications.
3. Low Bias Current: Minimal input bias current allows for better performance with high-impedance inputs.
4. Wide Supply Range: It supports a wide supply voltage range, providing flexibility in various applications.
5. Low Power Consumption: Designed for energy efficiency, making it ideal for battery-powered devices.
6. Wide Bandwidth: Offers moderate bandwidth for general-purpose applications.
7. Temperature Stability: Good temperature coefficient ensures stable operation across various temperatures.
8. Rail-to-Rail Output: Provides a full output voltage swing, maximizing dynamic range.
These features make the OPA237NA/3K suitable for applications in sensor interfacing, medical instruments, and portable devices, where precision and low power are critical.

Pinout

The OPA237NA/3K is a dual operational amplifier from Texas Instruments, typically housed in an 8-pin package. The pin configuration is as follows:
1. Pin 1: Offset Null 1
2. Pin 2: Inverting Input 1
3. Pin 3: Non-Inverting Input 1
4. Pin 4: V- (Negative power supply)
5. Pin 5: Non-Inverting Input 2
6. Pin 6: Inverting Input 2
7. Pin 7: Offset Null 2
8. Pin 8: V+ (Positive power supply)
The primary function of the OPA237NA is to serve as a general-purpose operational amplifier, suitable for a wide range of analog applications. It is characterized by its low noise, low offset voltage, and low power consumption, making it ideal for precision applications. The dual configuration allows for flexibility in circuit design, enabling usage in differential amplifiers, integrators, and other analog signal processing circuits.

Manufacturer

The OPA237NA/3K is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world and is known for its development of analog chips and embedded processors, which are widely used in electronics. Founded in 1930 and headquartered in Dallas, Texas, TI serves a wide range of industries, including automotive, industrial, personal electronics, communications, and enterprise systems. The company is well-regarded for its innovation and contributions to the electronics industry.

Application

The OPA237NA/3K is a precision operational amplifier known for its low offset voltage and low noise, making it suitable for a variety of applications. Key application areas include:
1. Sensor Signal Conditioning: Enhancing the accuracy and stability of sensor outputs in applications like temperature and pressure monitoring.
2. Medical Instrumentation: Used in devices requiring high precision and low noise, such as ECG and other diagnostic equipment.
3. Data Acquisition Systems: Provides precise amplification for accurate data collection in measurement systems.
4. Industrial Controls: Enhances control system performance by improving signal integrity.
5. Portable Devices: Due to its low power consumption, it's ideal for battery-operated instruments.

Package

The OPA237NA/3K is an operational amplifier from Texas Instruments, typically housed in a standard SOIC-8 (Small Outline Integrated Circuit) package.

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