Overview
The AD8630ARZ-REEL7 is a high-precision, zero-drift operational amplifier produced by Analog Devices Inc. This quad op-amp is part of the AD8628/AD8629/AD8630 family, known for its low cost, high accuracy, and low noise characteristics. It features rail-to-rail input and output swing, making it suitable for a wide range of applications, especially in sensitive measurement environments. The amplifier operates on a single supply voltage from 2.7V to 5.5V and is fully specified over a temperature range of -40°C to +125°C.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Offset Voltage (VOS) | -40°C ≤ TA ≤ +125°C | 1 | 5 | 10 | µV |
| Input Bias Current (IB) | -40°C ≤ TA ≤ +125°C | 100 | 300 | 1.5 nA | pA |
| Input Offset Current (IOS) | -40°C ≤ TA ≤ +125°C | 50 | 200 | 250 | pA |
| Input Voltage Range | 0 | 2.7 | V | ||
| Common-Mode Rejection Ratio (CMRR) | VCM = 0 V to 2.7 V, -40°C ≤ TA ≤ +125°C | 110 | 130 | 130 | dB |
| Large Signal Voltage Gain (AVO) | RL = 10 kΩ, VO = 0.3 V to 2.4 V, -40°C ≤ TA ≤ +125°C | 105 | 130 | 140 | dB |
| Offset Voltage Drift (∆VOS/∆T) | -40°C ≤ TA ≤ +125°C | 0.002 | 0.02 | µV/°C | |
| Supply Current per Amplifier (ISY) | VO = VS/2, -40°C ≤ TA ≤ +125°C | 0.85 | 1.0 | 1.2 | mA |
| Gain Bandwidth Product (GBP) | 2.5 | MHz | |||
| Slew Rate (SR) | RL = 10 kΩ | 1.0 | V/µs | ||
| Operating Temperature Range | -40 | 125 | °C |
Key Features
- Low Offset Voltage: Typically less than 1 µV, ensuring high accuracy in applications.
- Low Input Bias Current: Maximum of 100 pA, reducing the impact on input signals.
- Rail-to-Rail Input and Output Swing: Allows for full utilization of the supply voltage range.
- High CMRR and PSRR: Common-Mode Rejection Ratio (CMRR) and Power Supply Rejection Ratio (PSRR) of up to 130 dB, enhancing noise immunity.
- Low Noise: Voltage noise of 0.5 µV p-p (0 Hz to 10 Hz), suitable for sensitive measurement applications.
- Auto-Zeroing and Chopping Topology: Maintains low offset voltage over a wide temperature range and operating lifetime.
- Single-Supply Operation: Fully specified from 2.7 V to 5.5 V, with no external capacitor required.
Applications
- Sensitive Measurement Systems: Ideal for applications requiring high precision and low noise, such as medical devices, industrial control systems, and precision instrumentation.
- Harsh Operating Environments: Suitable for use in environments with wide temperature ranges due to its stable performance over -40°C to +125°C.
- Audio and Signal Processing: The low noise and high CMRR make it suitable for audio and signal processing applications where signal integrity is crucial.
- Automotive and Aerospace: Can be used in automotive and aerospace applications where reliability and precision are essential.
Q & A
- What is the typical offset voltage of the AD8630ARZ-REEL7?
The typical offset voltage is less than 1 µV.
- What is the input bias current of the AD8630ARZ-REEL7?
The input bias current is typically 100 pA, with a maximum of 300 pA.
- What is the operating temperature range of the AD8630ARZ-REEL7?
The operating temperature range is -40°C to +125°C.
- What is the gain bandwidth product (GBP) of the AD8630ARZ-REEL7?
The GBP is 2.5 MHz.
- Does the AD8630ARZ-REEL7 require an external capacitor for operation?
No, it does not require an external capacitor.
- What is the common-mode rejection ratio (CMRR) of the AD8630ARZ-REEL7?
The CMRR is up to 130 dB.
- What is the power supply rejection ratio (PSRR) of the AD8630ARZ-REEL7?
The PSRR is up to 130 dB.
- What is the slew rate of the AD8630ARZ-REEL7?
The slew rate is 1.0 V/µs.
- What are the typical applications of the AD8630ARZ-REEL7?
It is suitable for sensitive measurement systems, harsh operating environments, audio and signal processing, and automotive and aerospace applications.
- What is the packaging option for the AD8630ARZ-REEL7?
The AD8630ARZ-REEL7 comes in a 14-Lead SOIC package on a reel of 1000 units).
