OPA227PAG4 - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Operational Amplifier

Characteristics: - High precision - Low offset voltage - Low noise - Wide bandwidth

Package: DIP-8 (Dual In-Line Package with 8 pins)

Essence: The OPA227PAG4 is a high-performance operational amplifier designed for precision applications.

Packaging/Quantity: Available in tubes of 25 or reels of 2,500 units.

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: 25µV (max)
• Input Bias Current: 0.1nA (typ)
• Gain Bandwidth Product: 8MHz (typ)
• Slew Rate: 5V/µs (typ)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA227PAG4 has a standard DIP-8 pin configuration:

___________ V+ --| |-- V- | | IN+--| |-- OUT | | IN- --|___________|-- NC

Functional Features

• High precision amplification
• Low input offset voltage and bias current
• Excellent common-mode rejection ratio (CMRR)
• Wide operating voltage range
• Stable operation under varying load conditions

Advantages and Disadvantages

Advantages: - High precision amplification ensures accurate signal processing. - Low offset voltage minimizes errors in measurement applications. - Low noise allows for clear signal acquisition. - Wide bandwidth enables the amplification of a broad range of frequencies.

Disadvantages: - Relatively higher cost compared to standard operational amplifiers. - Limited availability in certain package options.

Working Principles

The OPA227PAG4 is based on a differential amplifier configuration. It amplifies the voltage difference between its two input terminals, providing a high gain output signal. The internal circuitry ensures low offset voltage and bias current, resulting in accurate amplification of small input signals.

Detailed Application Field Plans

The OPA227PAG4 is widely used in various precision applications, including: - Medical equipment - Test and measurement instruments - Audio processing systems - Data acquisition systems - Industrial control systems

Its high precision and low noise characteristics make it suitable for applications that require accurate signal amplification and processing.

Detailed and Complete Alternative Models

1. OPA227U - SOIC-8 package, similar specifications to OPA227PAG4.
2. OPA2227P - DIP-8 package, lower offset voltage than OPA227PAG4.
3. OPA2172ID - SOIC-8 package, higher bandwidth than OPA227PAG4.

These alternative models offer similar functionality and can be considered as substitutes for the OPA227PAG4 in different applications.

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