Overview
The AD706AR-REEL, produced by Analog Devices Inc., is a dual, low power, bipolar operational amplifier. It is distinguished by its low input bias current, comparable to JFET amplifiers, but with significantly lower input bias current drift. This makes it an excellent choice for applications requiring high DC precision and low noise. The AD706 is available in 8-lead packages, including PDIP and SOIC, making it versatile for various circuit designs.
Key Specifications
| Parameter | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Input Offset Voltage | Initial Offset | 30 | 100 | - | µV |
| Input Offset Voltage | Offset vs. Temperature, Average TC | 0.2 | 1.5 | - | µV/°C |
| Input Bias Current | VCM = 0 V | 50 | 200 | - | pA |
| Input Bias Current | VCM = ±13.5 V | 250 | - | - | pA |
| Supply Voltage Range | - | ±2 V | - | ±18 V | V |
| Operating Temperature Range | - | -55°C | - | +125°C | °C |
| Bandwidth | - | - | - | 800 kHz | Hz |
Key Features
- High DC precision with low input offset voltage (30 µV to 100 µV initial offset).
- Low input bias current (50 pA to 200 pA) with low drift over temperature.
- Low voltage noise (0.5 V p-p, 0.1 Hz to 10 Hz).
- Dual op-amp configuration in 8-lead PDIP and SOIC packages.
- Low power consumption, suitable for battery-powered devices.
Applications
The AD706AR-REEL is suitable for a variety of applications where high precision and low noise are critical. These include:
- Medical devices requiring precise signal amplification.
- Industrial control systems where low drift and high DC precision are necessary.
- Aerospace and defense applications needing reliable and stable operational amplifiers.
- Audio and instrumentation circuits where low noise and high accuracy are essential.
Q & A
- What is the input offset voltage of the AD706AR-REEL? The initial input offset voltage is 30 µV to 100 µV.
- What is the input bias current of the AD706AR-REEL? The input bias current is 50 pA to 200 pA.
- What are the available package types for the AD706AR-REEL? It is available in 8-lead PDIP and SOIC packages.
- What is the operating temperature range of the AD706AR-REEL? The operating temperature range is -55°C to +125°C.
- What is the bandwidth of the AD706AR-REEL? The bandwidth is up to 800 kHz.
- Is the AD706AR-REEL suitable for battery-powered devices? Yes, it is suitable due to its low power consumption.
- What are some common applications of the AD706AR-REEL? It is used in medical devices, industrial control systems, aerospace and defense applications, and audio/instrumentation circuits.
- How does the AD706AR-REEL compare to JFET amplifiers? It has the low input bias current of a JFET amplifier but with significantly lower input bias current drift.
- What is the supply voltage range for the AD706AR-REEL? The supply voltage range is ±2 V to ±18 V.
- Are there any cross-reference alternatives for the AD706AR-REEL? Yes, alternatives include the LT1002, LT1024, LT1112, and OPA2277 from Linear IS and Burr-Brown.
