Overview
The ADA4610-1ARZ from Analog Devices Inc. is a precision junction field effect transistor (JFET) operational amplifier. This device is part of the ADA4610 family, which includes single (ADA4610-1), dual (ADA4610-2), and quad (ADA4610-4) amplifier configurations. The ADA4610-1ARZ is known for its low input noise voltage, current noise, offset voltage, and input bias current, making it highly suitable for applications requiring high precision and low noise.
It features rail-to-rail output and excellent DC precision, which are critical for applications such as high impedance sensor amplification, precise current measurements using shunts, medical instruments, electronic measurement, and automated test equipment.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Offset Voltage (VOS) | 0.2 to 1 mV (B Grade: 0.4 mV max, A Grade: 1 mV max) | mV |
| Offset Voltage Drift (ΔVOS/ΔT) | 0.5 to 8 µV/°C (B Grade: 2 µV/°C max, A Grade: 8 µV/°C max) | µV/°C |
| Input Bias Current (IB) | 5 to 25 pA (typical) | pA |
| Input Offset Current (IOS) | 2 to 20 pA (typical) | pA |
| Input Voltage Range | -12.5 to +12.5 V | V |
| Common-Mode Rejection Ratio (CMRR) | 100 to 115 dB | dB |
| Large Signal Voltage Gain (AVO) | RL = 2 kΩ | - |
| Power Supply Rejection Ratio (PSRR) | 104 to 117 dB | dB |
| Supply Current per Amplifier (ISY) | 1.60 to 1.85 mA | mA |
| Slew Rate (SR) | ±25 V/µs (rising), ±61 V/µs (falling) | V/µs |
| Gain Bandwidth Product (GBP) | 16.3 MHz | MHz |
| Unity-Gain Crossover (UGC) | 9.3 MHz | MHz |
| Phase Margin (φM) | 66 Degrees | Degrees |
Key Features
- Low offset voltage: B grade up to 0.4 mV max, A grade up to 1 mV max
- Low offset voltage drift: B grade up to 2 µV/°C max, A grade up to 8 µV/°C max
- Low input bias current: 5 pA typical
- Dual-supply operation: ±5 V to ±15 V
- Rail-to-rail output
- Excellent DC precision and low noise
- Fast settling time and ability to handle substantial capacitive loads
Applications
- Instrumentation
- Medical instruments
- Multipole filters
- Precision current measurement using shunts
- Photodiode amplifiers
- Sensors
- Audio applications
- Automated test equipment
Q & A
- Q: What is the ADA4610-1ARZ?
A: The ADA4610-1ARZ is a precision junction field effect transistor (JFET) operational amplifier from Analog Devices Inc.
- Q: What are the key features of the ADA4610-1ARZ?
A: Key features include low offset voltage, low offset voltage drift, low input bias current, dual-supply operation, and rail-to-rail output.
- Q: What are the typical applications of the ADA4610-1ARZ?
A: Typical applications include instrumentation, medical instruments, multipole filters, precision current measurement, photodiode amplifiers, sensors, and automated test equipment.
- Q: What is the input bias current of the ADA4610-1ARZ?
A: The input bias current is typically 5 pA.
- Q: What is the slew rate of the ADA4610-1ARZ?
A: The slew rate is ±25 V/µs (rising) and ±61 V/µs (falling).
- Q: What is the gain bandwidth product of the ADA4610-1ARZ?
A: The gain bandwidth product is 16.3 MHz.
- Q: Can the ADA4610-1ARZ handle capacitive loads?
A: Yes, it can handle substantial capacitive loads while maintaining fast settling performance.
- Q: What is the supply current per amplifier for the ADA4610-1ARZ?
A: The supply current per amplifier is typically 1.60 to 1.85 mA.
- Q: What is the phase margin of the ADA4610-1ARZ?
A: The phase margin is 66 degrees.
- Q: Where can I find detailed information about the ADA4610-1ARZ?
A: Detailed information can be found in the datasheet available on Analog Devices' official website or through authorized distributors like Ovaga Technologies.
