OPA380AIDG4

Product Overview

Category: Operational Amplifier (Op-Amp)

Use: The OPA380AIDG4 is a high-speed, low-power operational amplifier designed for use in various applications such as audio amplification, signal conditioning, and sensor interfacing.

Characteristics: - High speed: The OPA380AIDG4 offers a high slew rate and bandwidth, making it suitable for applications requiring fast response times. - Low power consumption: This op-amp operates at low supply voltages and consumes minimal power, making it ideal for battery-powered devices. - Rail-to-rail input/output: The OPA380AIDG4 supports rail-to-rail input and output voltage ranges, allowing for maximum utilization of the available supply voltage. - Low input offset voltage: With a low input offset voltage, this op-amp provides accurate amplification of small signals.

Package: The OPA380AIDG4 is available in a small-outline integrated circuit (SOIC) package, which provides ease of integration into various circuit designs.

Essence: The OPA380AIDG4 is an essential component in electronic circuits that require precise amplification and conditioning of signals.

Packaging/Quantity: The OPA380AIDG4 is typically sold in reels or tubes containing a specified quantity, such as 250 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Offset Voltage: ±0.5mV (maximum)
• Slew Rate: 20V/µs (typical)
• Bandwidth: 10MHz (typical)
• Quiescent Current: 1.3mA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA380AIDG4 has a standard pin configuration with the following pin assignments:

1. V- (Inverting Input)
2. V+ (Non-Inverting Input)
3. Vout (Output)
4. NC (No Connection)
5. Vcc- (Negative Power Supply)
6. Vcc+ (Positive Power Supply)

Functional Features

• High gain: The OPA380AIDG4 provides high open-loop gain, ensuring accurate amplification of input signals.
• Low distortion: This op-amp exhibits low total harmonic distortion (THD), resulting in faithful reproduction of the input signal.
• Unity-gain stable: The OPA380AIDG4 remains stable even at unity-gain configurations, making it suitable for applications requiring voltage buffering or impedance matching.

Advantages and Disadvantages

Advantages: - High-speed performance - Low power consumption - Rail-to-rail input/output capability - Low input offset voltage

Disadvantages: - Limited supply voltage range (2.7V to 5.5V) - Relatively low bandwidth compared to some specialized op-amps

Working Principles

The OPA380AIDG4 operates based on the principles of differential amplification. It amplifies the voltage difference between its inverting and non-inverting inputs, producing an output voltage that is proportional to this difference. By adjusting the feedback network, the gain and characteristics of the amplifier can be tailored to specific application requirements.

Detailed Application Field Plans

The OPA380AIDG4 finds applications in various fields, including: 1. Audio amplification: The op-amp can be used in audio systems to amplify weak audio signals from microphones or other sources. 2. Signal conditioning: It is employed in sensor interfaces to condition and amplify signals from sensors such as temperature, pressure, or light sensors. 3. Active filters: The OPA380AIDG4 can be used in active filter circuits to shape the frequency response of a system. 4. Instrumentation amplifiers: It is suitable for precision measurement applications where accurate amplification of small signals is required.

Detailed and Complete Alternative Models

1. OPA381AIDG4
2. OPA382AIDG4
3. OPA383AIDG4
4. OPA384AIDG4
5. OPA385AIDG4

These alternative models offer similar characteristics and functionality to the OPA380AIDG4, providing flexibility in choosing the most suitable op-amp for specific applications.

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