OPA835IRUNR - English Editing Encyclopedia Entry

Product Overview

Product Name: OPA835IRUNR
Category: Integrated Circuit (IC)
Use: Amplifier
Characteristics: High-speed, low-noise operational amplifier
Package: Small Outline Package (SOP)
Essence: Provides high performance amplification with minimal noise
Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: ±2.5V to ±18V
• Input Offset Voltage: 1.5mV (maximum)
• Gain Bandwidth Product: 50MHz (typical)
• Slew Rate: 20V/µs (typical)
• Input Bias Current: 3nA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA835IRUNR has a total of 8 pins arranged as follows:

___________ | | NC |1 8| V- IN- |2 7| OUT IN+ |3 6| V+ NC |4 5| NC |___________|

Functional Features

• High-speed amplification: The OPA835IRUNR offers a gain bandwidth product of 50MHz, making it suitable for applications requiring fast signal processing.
• Low noise: With an input offset voltage of only 1.5mV, this amplifier minimizes unwanted noise in the amplified signal.
• Wide operating voltage range: The OPA835IRUNR can operate from ±2.5V to ±18V, providing flexibility in various power supply configurations.
• Low input bias current: The amplifier exhibits an input bias current of only 3nA, reducing the impact of current flow on the input signal.

Advantages and Disadvantages

Advantages: - High-speed amplification capability - Low noise performance - Wide operating voltage range - Low input bias current

Disadvantages: - Limited pin configuration options - Relatively high power consumption compared to some other amplifiers

Working Principles

The OPA835IRUNR is an operational amplifier designed to amplify small input signals with minimal distortion. It utilizes a combination of active components, such as transistors and resistors, to provide high gain and low noise amplification. The amplifier operates by taking the difference between the voltages at its two input terminals (IN+ and IN-) and amplifying this difference to produce an output voltage. The gain and bandwidth characteristics of the amplifier are determined by its internal circuitry.

Detailed Application Field Plans

The OPA835IRUNR can be used in various applications that require high-speed and low-noise amplification. Some potential application fields include:

1. Audio Systems: The amplifier can be utilized in audio systems to amplify weak audio signals while maintaining high fidelity and minimizing noise.
2. Communication Equipment: It can be employed in communication equipment, such as transceivers or modems, to amplify signals for transmission or reception.
3. Test and Measurement Instruments: The OPA835IRUNR can be integrated into test and measurement instruments to amplify and process signals during testing or analysis.
4. Medical Devices: It can be used in medical devices, such as patient monitoring systems or diagnostic equipment, to amplify bioelectric signals for accurate measurements.

Detailed and Complete Alternative Models

1. OPA836IRUNR: Similar to OPA835IRUNR, but with higher gain bandwidth product (100MHz).
2. OPA837IRUNR: Similar to OPA835IRUNR, but with lower input offset voltage (0.5mV).
3. OPA838IRUNR: Similar to OPA835IRUNR, but with wider operating temperature range (-55°C to +125°C).

These alternative models provide options with different specifications to suit specific application requirements.

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