200V Common-Mode Voltage DIFFERENCE AMPLIFIER The INA148UA is a precision difference amplifier manufactured by Texas Instruments.
### **Specifications:**
- **Supply Voltage Range:** ±2.25V to ±18V
- **Input Common-Mode Voltage Range:** ±275V
- **Gain:** 1 (fixed)
- **Bandwidth:** 500 kHz
- **Slew Rate:** 1.5 V/µs
- **Input Offset Voltage:** 250 µV (max)
- **Input Bias Current:** 50 nA (max)
- **CMRR (Common-Mode Rejection Ratio):** 86 dB (min)
- **Operating Temperature Range:** -40°C to +125°C
- **Package:** SOIC-8
### **Descriptions:**
The INA148UA is a high-voltage, precision difference amplifier designed to accurately amplify differential signals while rejecting high common-mode voltages. It is suitable for industrial, automotive, and instrumentation applications where high-voltage isolation and signal integrity are critical.
### **Features:**
- **High Common-Mode Voltage Range:** ±275V
- **Precision Performance:** Low offset voltage and drift
- **Wide Supply Range:** Operates from ±2.25V to ±18V
- **High CMRR:** Ensures accurate differential signal amplification
- **Robust Protection:** Withstands high input voltages without damage
- **Low Power Consumption:** 1.3 mA (typical) supply current
This amplifier is ideal for applications such as current sensing, motor control, and high-side monitoring in harsh electrical environments.
