OPA228U/2K5
Product Overview
Category
The OPA228U/2K5 belongs to the category of operational amplifiers (op-amps).
Use
It is commonly used in electronic circuits for amplifying or processing signals.
Characteristics
- Low offset voltage
- Low noise
- High precision
- Wide bandwidth
Package
The OPA228U/2K5 is available in a small outline package (SOIC) and comes in tape and reel packaging.
Essence
The essence of OPA228U/2K5 lies in its high precision and low noise characteristics, making it suitable for applications requiring accurate signal amplification and processing.
Packaging/Quantity
It is typically packaged in reels containing 2500 units.
Specifications
- Supply Voltage: ±2.5V to ±18V
- Input Offset Voltage: 25μV (max)
- Input Bias Current: 1pA (typ)
- Gain Bandwidth Product: 8MHz (typ)
- Slew Rate: 4V/μs (typ)
Detailed Pin Configuration
The OPA228U/2K5 has a standard 8-pin SOIC package with the following pin configuration: 1. OUT- 2. IN- 3. V- 4. V+ 5. NC 6. V+ 7. IN+ 8. OUT+
Functional Features
- Low offset voltage and drift
- Rail-to-rail input and output
- Low noise performance
- High open-loop gain
Advantages and Disadvantages
Advantages
- High precision
- Wide supply voltage range
- Low noise
- Small form factor
Disadvantages
- Relatively higher cost compared to general-purpose op-amps
- Limited availability from certain suppliers
Working Principles
The OPA228U/2K5 operates based on the principles of differential amplification and feedback control. It amplifies the voltage difference between its two input terminals and provides a high-precision output proportional to the input signal.
Detailed Application Field Plans
The OPA228U/2K5 is well-suited for various applications including: - Sensor signal conditioning - Instrumentation amplifiers - Data acquisition systems - Precision filters - Test and measurement equipment
Detailed and Complete Alternative Models
Some alternative models to OPA228U/2K5 include: - OPA227 - OPA333 - OPA344
In summary, the OPA228U/2K5 is a high-precision operational amplifier with low noise and wide bandwidth, making it suitable for a wide range of precision signal processing applications.
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技術ソリューションにおける OPA228U/2K5 の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the OPA228U/2K5 used for?
- The OPA228U/2K5 is a precision operational amplifier commonly used in instrumentation and measurement applications.What are the key features of the OPA228U/2K5?
- The OPA228U/2K5 features low offset voltage, low noise, and high precision, making it suitable for high-accuracy signal processing.What is the typical supply voltage range for the OPA228U/2K5?
- The OPA228U/2K5 typically operates within a supply voltage range of ±2.25V to ±18V.Can the OPA228U/2K5 be used in single-supply applications?
- Yes, the OPA228U/2K5 can be used in single-supply applications with proper biasing and consideration for common-mode voltage range.What are some common applications for the OPA228U/2K5?
- Common applications include data acquisition systems, sensor interfaces, precision filters, and test and measurement equipment.Does the OPA228U/2K5 require external compensation?
- No, the OPA228U/2K5 is internally compensated for stability and ease of use.What is the input offset voltage of the OPA228U/2K5?
- The input offset voltage is typically very low, around 25µV.Can the OPA228U/2K5 operate at high temperatures?
- Yes, the OPA228U/2K5 is designed to operate reliably at extended temperature ranges, making it suitable for industrial and automotive applications.Is the OPA228U/2K5 available in different package options?
- Yes, the OPA228U/2K5 is available in various package options, including SOIC and MSOP.Are there any application notes or reference designs available for the OPA228U/2K5?
- Yes, Texas Instruments provides comprehensive application notes and reference designs to assist with the implementation of the OPA228U/2K5 in technical solutions.