OPA846IDBVT - English Editing Encyclopedia Entry

Product Overview

Category

OPA846IDBVT belongs to the category of operational amplifiers (op-amps).

Use

This op-amp is commonly used in various electronic circuits for amplification and signal conditioning purposes.

Characteristics

• High gain: The OPA846IDBVT offers a high voltage gain, making it suitable for applications requiring precise amplification.
• Wide bandwidth: It has a wide frequency response range, allowing it to handle signals with high frequencies.
• Low noise: This op-amp exhibits low noise characteristics, ensuring accurate signal processing.
• Low distortion: It provides low harmonic distortion, enabling faithful reproduction of the input signal.

Package

The OPA846IDBVT is available in a small package, typically a SOT-23-5 or SC-70-5 package. These packages are compact and suitable for space-constrained applications.

Essence

The essence of OPA846IDBVT lies in its ability to amplify and condition electrical signals accurately and efficiently.

Packaging/Quantity

This op-amp is usually sold in reels or tubes containing a specific quantity, such as 2500 units per reel or 3000 units per tube.

Specifications

• Supply Voltage Range: ±2.5V to ±18V
• Input Offset Voltage: 1mV (maximum)
• Gain Bandwidth Product: 400MHz
• Slew Rate: 1800V/µs
• Input Bias Current: 3nA (maximum)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA846IDBVT op-amp has a standard pin configuration with five pins:

1. V+ (Positive Power Supply)
2. V- (Negative Power Supply)
3. IN- (Inverting Input)
4. IN+ (Non-Inverting Input)
5. OUT (Output)

Functional Features

• High voltage gain: The OPA846IDBVT provides a high open-loop voltage gain, allowing for precise signal amplification.
• Wide bandwidth: With a wide frequency response range, this op-amp can handle signals with high frequencies accurately.
• Low noise and distortion: It exhibits low noise and distortion characteristics, ensuring faithful reproduction of the input signal.
• Rail-to-rail output swing: The output voltage can swing close to the supply rails, maximizing the dynamic range.

Advantages and Disadvantages

Advantages

• High gain and wide bandwidth make it suitable for high-frequency applications.
• Low noise and distortion ensure accurate signal processing.
• Compact package allows for space-efficient designs.
• Rail-to-rail output swing enhances dynamic range.

Disadvantages

• Requires dual power supplies, limiting its use in single-supply applications.
• Relatively higher cost compared to some other op-amps with similar specifications.

Working Principles

The OPA846IDBVT operates based on the principles of differential amplification. It amplifies the voltage difference between its inverting and non-inverting inputs, producing an amplified output signal. The internal circuitry of the op-amp ensures high gain, wide bandwidth, and low distortion.

Detailed Application Field Plans

The OPA846IDBVT finds applications in various fields, including: 1. Audio amplification: It can be used in audio systems to amplify weak audio signals while maintaining fidelity. 2. Instrumentation: This op-amp is suitable for precision measurement instruments that require accurate signal conditioning. 3. Communication systems: It can be employed in high-speed communication systems for signal amplification and filtering. 4. Medical equipment: The OPA846IDBVT can be utilized in medical devices for amplifying bioelectric signals with minimal noise.

Detailed and Complete Alternative Models

1. OPA847IDBVT: Similar to OPA846IDBVT, but with higher gain bandwidth product (600MHz).
2. OPA844IDBVT: Lower gain bandwidth product (300MHz) compared to OPA846IDBVT, suitable for lower frequency applications.
3. OPA847IDBVR: Surface-mount package variant of OPA847IDBVT, offering similar performance characteristics.

These alternative models provide options based on specific application requirements while maintaining similar functionality to the OPA846IDBVT.

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