Overview
The ADA4177-4ARZ-RL is a quad-channel operational amplifier produced by Analog Devices Inc. This device is part of the ADA4177 family, known for its high precision and robustness. It features low offset voltage, low input bias current, and low noise, making it suitable for a variety of precision amplifier applications. The ADA4177-4 is unity-gain stable and can operate with dual supplies, offering a wide range of functionality in signal conditioning and amplification tasks.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Offset Voltage | VOS | 2 | 60 | 120 | µV |
| Offset Voltage Drift | ΔVOS/ΔT | 1 | 1.6 | µV/°C | |
| Input Bias Current | IB | -1 | -0.3 | +1 | nA |
| Supply Current per Amplifier | ISY | 500 | 560 | 600 | µA |
| Power Supply Rejection Ratio | PSRR | 120 | 145 | dB | |
| Slew Rate | SR | 1.5 | V/µs | ||
| Gain Bandwidth Product | GBP | 3.5 | MHz | ||
| Supply Voltage Limit | VSY | 18 | V |
Key Features
- Low Offset Voltage: Typical offset voltage of 2 µV and maximum of 60 µV at 25°C, ensuring high precision in signal amplification.
- Low Offset Voltage Drift: Maximum drift of 1 µV/°C, providing stability over a wide temperature range.
- Low Input Bias Current: Input bias current as low as -0.3 nA, minimizing the impact on the input signal.
- Low Noise: Low noise characteristics suitable for sensitive signal conditioning applications.
- Low Power Consumption: Typical supply current of 500 µA per amplifier, making it energy-efficient.
- High Power Supply Rejection Ratio (PSRR): PSRR of 145 dB, ensuring robustness against power supply variations.
- Stable with Capacitive Loads: Outputs are stable with capacitive loads of more than 1000 pF without external compensation.
- Input Protection: Input protection against signal excursions up to 32 V beyond either supply and 70 dB of EMI rejection at 1000 MHz.
Applications
- Sensor Signal Conditioning: Ideal for conditioning signals from various sensors due to its high precision and low noise characteristics.
- Medical Devices: Suitable for medical equipment requiring precise signal amplification and low noise.
- Industrial Automation: Used in industrial automation for accurate signal processing and amplification.
- Aerospace and Defense: Applied in aerospace and defense applications where high precision and reliability are critical.
Q & A
- What is the typical offset voltage of the ADA4177-4ARZ-RL?
The typical offset voltage is 2 µV.
- What is the maximum offset voltage drift of the ADA4177-4ARZ-RL?
The maximum offset voltage drift is 1 µV/°C.
- What is the typical supply current per amplifier for the ADA4177-4ARZ-RL?
The typical supply current per amplifier is 500 µA.
- What is the power supply rejection ratio (PSRR) of the ADA4177-4ARZ-RL?
The PSRR is 145 dB.
- Is the ADA4177-4ARZ-RL stable with capacitive loads?
- What is the input protection capability of the ADA4177-4ARZ-RL?
- What are the common applications of the ADA4177-4ARZ-RL?
- What is the maximum supply voltage for the ADA4177-4ARZ-RL?
- How many channels does the ADA4177-4ARZ-RL have?
- What is the slew rate of the ADA4177-4ARZ-RL?
