Texas Instruments
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
INA270AID
Lihat Butiran Helaian data

INA270AID

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Amplifier
  • Characteristics: High precision, low noise, wide bandwidth
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Differential Amplifier
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: ±2.25V to ±18V
  • Input Offset Voltage: ±150µV (maximum)
  • Input Bias Current: ±50nA (maximum)
  • Gain Bandwidth Product: 10MHz (typical)
  • Slew Rate: 7V/µs (typical)
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The INA270AID has a total of 8 pins:

  1. V+ (Positive Supply Voltage)
  2. V- (Negative Supply Voltage)
  3. IN- (Inverting Input)
  4. IN+ (Non-Inverting Input)
  5. REF- (Reference Voltage for Output Common Mode)
  6. OUT (Output)
  7. REF+ (Reference Voltage for Output Common Mode)
  8. NC (No Connection)

Functional Features

  • High common-mode rejection ratio (CMRR)
  • Low input offset voltage and bias current
  • Wide operating voltage range
  • Rail-to-rail output swing capability
  • Internal frequency compensation

Advantages

  • Accurate amplification of differential signals
  • Low noise performance
  • Suitable for high precision applications
  • Wide temperature range operation
  • Versatile and flexible in various circuit designs

Disadvantages

  • Relatively high power consumption
  • Limited output current capability
  • Requires external components for specific applications

Working Principles

The INA270AID is a differential amplifier that amplifies the voltage difference between its two input pins, IN+ and IN-. It provides high precision amplification with low noise and wide bandwidth. The amplifier operates by comparing the voltage at the non-inverting input (IN+) with the voltage at the inverting input (IN-). The amplified output is then available at the OUT pin.

Detailed Application Field Plans

The INA270AID is commonly used in various applications including:

  1. Medical equipment: ECG (Electrocardiogram) amplification
  2. Industrial automation: Sensor signal conditioning
  3. Audio systems: Microphone preamplification
  4. Instrumentation: Precision measurement circuits
  5. Communication systems: Differential signal amplification

Detailed and Complete Alternative Models

  1. INA271AID - Similar specifications, but with lower input offset voltage
  2. INA272AID - Higher gain bandwidth product, suitable for higher frequency applications
  3. INA273AID - Lower power consumption, ideal for battery-powered devices
  4. INA274AID - Higher output current capability, suitable for driving loads

These alternative models provide options based on specific requirements and trade-offs in different applications.

Word count: 314 words

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi INA270AID dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of INA270AID in technical solutions:

  1. Q: What is the INA270AID? A: The INA270AID is a high-side current sense amplifier that can accurately measure current flowing through a shunt resistor.

  2. Q: What is the typical supply voltage range for the INA270AID? A: The INA270AID operates from a single supply voltage ranging from 2.7V to 18V.

  3. Q: What is the maximum input common-mode voltage range of the INA270AID? A: The INA270AID has a maximum input common-mode voltage range of -0.2V to +26V.

  4. Q: How accurate is the current measurement with the INA270AID? A: The INA270AID provides a high accuracy of typically 0.5% over the temperature range of -40°C to +125°C.

  5. Q: Can the INA270AID be used for bidirectional current sensing? A: Yes, the INA270AID supports bidirectional current sensing by using a differential configuration.

  6. Q: What is the bandwidth of the INA270AID? A: The INA270AID has a bandwidth of 200kHz, making it suitable for a wide range of applications.

  7. Q: Does the INA270AID have built-in protection features? A: Yes, the INA270AID includes features like overcurrent detection and thermal shutdown to protect the device and the system.

  8. Q: Can the INA270AID be used in high-voltage applications? A: Yes, the INA270AID is capable of operating in high-voltage applications up to 80V.

  9. Q: What is the package type of the INA270AID? A: The INA270AID is available in an 8-pin SOIC package, which is commonly used in many electronic systems.

  10. Q: What are some typical applications for the INA270AID? A: The INA270AID is commonly used in various applications such as motor control, power management, battery monitoring, and current sensing in industrial equipment.

Please note that these answers are general and may vary depending on specific use cases and requirements.