AS1927D-A3S

Product Overview

• Category: Electronic Component
• Use: Signal Amplification and Conditioning
• Characteristics:
  • High Gain
  • Low Noise
  • Wide Bandwidth
• Package: SMD (Surface Mount Device)
• Essence: Integrated Operational Amplifier
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: ±15V
• Input Offset Voltage: ±2mV
• Input Bias Current: ±10nA
• Gain Bandwidth Product: 10MHz
• Slew Rate: 5V/µs
• Input Common Mode Range: ±12V
• Output Voltage Swing: ±13V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AS1927D-A3S has a standard 8-pin dual in-line package (DIP) configuration. The pinout is as follows:

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

Functional Features

• High voltage gain for signal amplification
• Low input offset voltage for accurate signal conditioning
• Wide bandwidth for handling high-frequency signals
• Low noise for improved signal quality
• Rail-to-rail output swing for maximum signal range

Advantages

• Excellent performance in amplifying weak signals
• Versatile application due to wide bandwidth
• Low noise ensures minimal interference
• Suitable for precision measurement applications
• Compact SMD package allows for space-saving designs

Disadvantages

• Limited supply voltage range
• Not suitable for high-power applications
• Requires careful consideration of input common mode range

Working Principles

The AS1927D-A3S is an integrated operational amplifier that utilizes a differential input stage, followed by multiple gain stages and output buffers. It operates on a dual power supply and amplifies the difference between its inverting and non-inverting inputs. The amplified signal is then available at the output pin.

Detailed Application Field Plans

The AS1927D-A3S finds application in various fields, including:

1. Audio Amplification: Provides high-quality audio amplification in audio systems and portable devices.
2. Sensor Signal Conditioning: Amplifies and conditions weak signals from sensors for accurate measurement.
3. Medical Instrumentation: Used in medical devices for amplifying bioelectric signals with high precision.
4. Communication Systems: Enhances weak signals in wireless communication systems for improved reception.
5. Industrial Automation: Used in control systems to amplify and condition signals from sensors and actuators.

Detailed and Complete Alternative Models

1. AS1926D-A3S: Similar specifications and package, but with lower gain bandwidth product.
2. AS1928D-A3S: Higher gain bandwidth product and wider operating temperature range, but different pin configuration.
3. AS1930D-A3S: Lower noise and higher slew rate, but larger package size.

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