Overview
The AD8682ARMZ-REEL, produced by Analog Devices Inc., is a dual low power, high speed JFET operational amplifier. This device is part of the AD8682 and AD8684 family, known for their precision and low power consumption. The AD8682 is ideal for applications requiring high speed and low input bias current, making it suitable for a variety of precision analog circuits.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage | ±18 V | |
| Input Voltage | ±18 V | |
| Differential Input Voltage | 36 V | |
| Operating Temperature Range | −40°C to +85°C | |
| Supply Current per Amplifier | 250 μA maximum | |
| Offset Voltage (VOS) | 1 mV maximum @ 25°C | |
| Input Bias Current (IB) | 20 pA maximum @ 25°C | |
| Common-Mode Rejection Ratio (CMRR) | 90 dB typical | |
| Slew Rate | 9 V/μs | |
| Bandwidth | 3.5 MHz typical | |
| Large Signal Voltage Gain (AVO) | 20 V/mV | RL = 10 kΩ |
Key Features
- Low supply current: 250 μA/amp maximum
- High slew rate: 9 V/μs
- Wide bandwidth: 3.5 MHz typical
- Low offset voltage: 1 mV maximum @ 25°C
- Low input bias current: 20 pA maximum @ 25°C
- High common-mode rejection ratio (CMRR): 90 dB typical
- Fast settling time and unity-gain stability
Applications
- Precision analog circuits
- High-speed data acquisition systems
- Medical devices requiring low noise and high accuracy
- Aerospace and defense applications where low power and high speed are critical
- Industrial control systems and instrumentation
Q & A
- What is the maximum supply voltage for the AD8682?
The maximum supply voltage for the AD8682 is ±18 V.
- What is the typical bandwidth of the AD8682?
The typical bandwidth of the AD8682 is 3.5 MHz.
- What is the maximum input bias current of the AD8682?
The maximum input bias current of the AD8682 is 20 pA @ 25°C.
- What is the common-mode rejection ratio (CMRR) of the AD8682?
The CMRR of the AD8682 is 90 dB typical.
- What is the slew rate of the AD8682?
The slew rate of the AD8682 is 9 V/μs.
- What is the operating temperature range of the AD8682?
The operating temperature range of the AD8682 is −40°C to +85°C.
- What is the maximum offset voltage of the AD8682?
The maximum offset voltage of the AD8682 is 1 mV @ 25°C.
- Is the AD8682 unity-gain stable?
- What are some typical applications of the AD8682?
The AD8682 is typically used in precision analog circuits, high-speed data acquisition systems, medical devices, aerospace and defense applications, and industrial control systems.
- What is the package type for the AD8682ARMZ-REEL?
The AD8682ARMZ-REEL is available in a 14-lead SOIC package.
