Overview
The ADA4177-1ARZ-R7 is a precision operational amplifier produced by Analog Devices Inc. This single-channel amplifier is part of the ADA4177 series, which includes dual-channel and quad-channel variants. It is designed for general-purpose applications requiring high precision, low noise, and robust input protection.
The ADA4177-1ARZ-R7 features low offset voltage, low drift, and low input bias current, making it suitable for a wide range of applications, including sensor signal conditioning and precision measurement systems.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | ±2.5 | ±18 | V | |
| Input Offset Voltage | 2 | 3 | µV | |
| Input Bias Current | 300 | pA | ||
| Supply Current per Amplifier | 500 | 560 | 620 | µA |
| Slew Rate | 1.5 | V/µs | ||
| Gain Bandwidth Product | 3.5 | MHz | ||
| Operating Temperature Range | -40 | 125 | °C | |
| Output Current | 25 | mA | ||
| Short-Circuit Current | 53 | 65 | mA | |
| Package | 8-SOIC |
Key Features
- Low Offset Voltage and Drift: Typical offset voltage of 2 µV and maximum drift of 1 µV/°C, ensuring high precision over temperature changes.
- Low Input Bias Current: Low input bias current of 300 pA, suitable for high-impedance sources.
- Low Noise: Low voltage noise density of 10 nV/√Hz at 10 Hz and 8 nV/√Hz at 1 kHz.
- Robust Input Protection: Input protection against signal excursions up to 32 V beyond either supply and 70 dB of EMI rejection at 1000 MHz.
- Rail-to-Rail Output: Output stage capable of swinging to within 1 V of the supply rails.
- Low Power Consumption: Typical supply current of 500 µA per amplifier.
- Wide Bandwidth and Slew Rate: Gain bandwidth product of 3.5 MHz and slew rate of 1.5 V/µs.
Applications
- Sensor Signal Conditioning: Ideal for conditioning signals from various sensors due to its high precision and low noise characteristics.
- Precision Measurement Systems: Suitable for applications requiring accurate and stable signal amplification.
- Industrial Automation: Used in control systems and monitoring equipment where precision and reliability are crucial.
- Medical Devices: Applicable in medical equipment that requires high precision and low noise amplification.
Q & A
- What is the typical input offset voltage of the ADA4177-1ARZ-R7?
The typical input offset voltage is 2 µV.
- What is the maximum input bias current of the ADA4177-1ARZ-R7?
The maximum input bias current is 300 pA.
- What is the supply current per amplifier for the ADA4177-1ARZ-R7?
The typical supply current per amplifier is 500 µA.
- What is the gain bandwidth product of the ADA4177-1ARZ-R7?
The gain bandwidth product is 3.5 MHz.
- What is the operating temperature range of the ADA4177-1ARZ-R7?
The operating temperature range is -40°C to 125°C.
- What type of output does the ADA4177-1ARZ-R7 have?
The output is rail-to-rail.
- What is the slew rate of the ADA4177-1ARZ-R7?
The slew rate is 1.5 V/µs.
- Does the ADA4177-1ARZ-R7 have input protection features?
Yes, it has input protection against signal excursions up to 32 V beyond either supply and 70 dB of EMI rejection at 1000 MHz.
- What is the typical output current of the ADA4177-1ARZ-R7?
The typical output current is 25 mA.
- What package type is the ADA4177-1ARZ-R7 available in?
The ADA4177-1ARZ-R7 is available in an 8-SOIC package.
