Precision/ Low Power INSTRUMENTATION AMPLIFIER The INA118U is a precision instrumentation amplifier manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information:
### **Specifications:**
- **Supply Voltage Range:** ±1.35V to ±18V
- **Quiescent Current:** 350µA (max)
- **Input Offset Voltage:** 50µV (max)
- **Input Offset Voltage Drift:** 0.5µV/°C (max)
- **Input Bias Current:** 5nA (max)
- **Common-Mode Rejection Ratio (CMRR):** 110dB (min)
- **Gain Range:** 1 to 10,000 (set by external resistor)
- **Bandwidth:** 800kHz (G = 1)
- **Slew Rate:** 0.4V/µs
- **Operating Temperature Range:** -40°C to +85°C
- **Package:** 8-Pin SOIC
### **Descriptions:**
The INA118U is a low-power, general-purpose instrumentation amplifier designed for precision signal conditioning. It offers high accuracy, low noise, and excellent common-mode rejection, making it suitable for applications such as medical instrumentation, industrial process control, and data acquisition systems.
### **Features:**
- **Low Power Consumption:** 350µA max quiescent current
- **Wide Supply Range:** Operates from ±1.35V to ±18V
- **High CMRR:** 110dB minimum ensures noise rejection
- **Low Offset Voltage and Drift:** Enhances measurement accuracy
- **Gain Adjustable via External Resistor:** Flexible for various applications
- **Low Input Bias Current:** 5nA max reduces errors in high-impedance circuits
- **Stable with Capacitive Loads:** No external compensation needed
This information is sourced from TI's official datasheet for the INA118U.
