OPA4251PA

Overview

Category: Operational Amplifier
Use: Signal amplification and conditioning
Characteristics: High precision, low noise, wide bandwidth
Package: PDIP-8, SOIC-8
Essence: Monolithic operational amplifier
Packaging/Quantity: Tube (50 pieces), Tape & Reel (2500 pieces)

Specifications

• Supply Voltage: ±2.5V to ±18V
• Input Offset Voltage: 150µV (maximum)
• Input Bias Current: 10nA (maximum)
• Input Voltage Range: ±Vs - 1.5V
• Gain Bandwidth Product: 20MHz
• Slew Rate: 10V/µs
• Output Current: 40mA (maximum)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The OPA4251PA has a standard pin configuration with the following assignments:

1. Non-Inverting Input (+)
2. Inverting Input (-)
3. V-
4. V+
5. Offset Null
6. Output
7. NC (No Connection)
8. Ground

Functional Features

• High precision and accuracy in signal amplification and conditioning applications
• Low noise and distortion for improved signal integrity
• Wide bandwidth allows for high-frequency operation
• Rail-to-rail input and output capability for maximum dynamic range
• Internal compensation for stable operation

Advantages

• Excellent performance in terms of precision and low noise
• Wide operating voltage range allows for flexibility in power supply selection
• Robust output stage capable of driving heavy loads
• Versatile and suitable for various applications

Disadvantages

• Relatively higher cost compared to some other operational amplifiers
• Limited availability in certain package options

Working Principles

The OPA4251PA is a monolithic operational amplifier that utilizes advanced circuitry to provide high precision and low noise amplification. It operates by amplifying the difference between the voltages at its non-inverting and inverting inputs, producing an output voltage proportional to this difference.

Application Field Plans

The OPA4251PA is commonly used in various applications including:

1. Precision instrumentation
2. Audio amplification and processing
3. Sensor signal conditioning
4. Data acquisition systems
5. Active filters and equalizers
6. Medical equipment
7. Industrial control systems

Alternative Models

• OPA4251UA: SOIC-8 package, similar specifications
• OPA4251EA: SOT-23 package, similar specifications
• OPA4251GA: PDIP-8 package, similar specifications

These alternative models offer similar functionality and performance characteristics to the OPA4251PA, providing options for different package preferences or specific application requirements.

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