Overview
The INA105KU/2K5G4, produced by Texas Instruments, is a precision unity gain differential amplifier. This monolithic device integrates a precision op-amp and on-chip metal film resistors, which are laser trimmed for accurate gain and high common-mode rejection. The INA105KU/2K5G4 is designed to provide a precise differential amplifier function without the need for an external precision resistor network, making it a versatile component for various applications requiring differential signal processing.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | ±5 to ±18 | V |
| Quiescent Current | ±1.5 to ±2 | mA |
| Operating Temperature Range | -40 to +85 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Bandwidth | 1 | MHz |
| Slew Rate | 3 | V/μs |
| Input Offset Voltage | 500 | μV |
| Package Type | 8-Pin SOIC | |
| RoHS Compliance | Yes |
Key Features
- Precision unity gain differential amplifier with integrated op-amp and on-chip metal film resistors.
- Laser-trimmed resistors for accurate gain and high common-mode rejection.
- Excellent temperature coefficient of resistance (TCR) tracking to maintain gain accuracy and common-mode rejection over temperature.
- Simple interface for converting single-ended sources to differential outputs, ideal for precision ADCs.
- Available in 8-pin plastic DIP, SO-8 surface-mount, and TO-99 metal packages.
- Low quiescent current and wide supply voltage range.
Applications
- Precision data acquisition systems.
- Differential signal processing in industrial and medical devices.
- Conversion of single-ended signals to differential signals for precision ADCs.
- High-accuracy measurement and control systems.
- Aerospace and defense applications requiring high reliability and precision.
Q & A
- What is the primary function of the INA105KU/2K5G4?
The INA105KU/2K5G4 is a precision unity gain differential amplifier, designed to amplify differential signals with high accuracy and common-mode rejection.
- What is the supply voltage range for the INA105KU/2K5G4?
The supply voltage range is ±5 to ±18 volts.
- What is the operating temperature range of the INA105KU/2K5G4?
The operating temperature range is -40 to +85°C.
- What is the bandwidth of the INA105KU/2K5G4?
The bandwidth is 1 MHz.
- What is the slew rate of the INA105KU/2K5G4?
The slew rate is 3 V/μs.
- Is the INA105KU/2K5G4 RoHS compliant?
Yes, the INA105KU/2K5G4 is RoHS compliant.
- What package types are available for the INA105KU/2K5G4?
The device is available in 8-pin SOIC packages.
- What are the key applications of the INA105KU/2K5G4?
Key applications include precision data acquisition, differential signal processing, and high-accuracy measurement and control systems.
- How does the INA105KU/2K5G4 handle common-mode rejection?
The device features laser-trimmed resistors and excellent TCR tracking, which maintain high common-mode rejection over temperature.
- What is the input offset voltage of the INA105KU/2K5G4?
The input offset voltage is 500 μV.
