ad626 Datasheet - Analogdevices
The AD626 is a high accuracy, low noise, and low drift instrumentation amplifier. It is designed for a wide range of applications including medical equipment,...
📖 Datasheet Preview
⬇️ Download Complete Datasheet
Get the full 12-page technical datasheet in PDF format
📝 Component Overview
The AD626 is a high accuracy, low noise, and low drift instrumentation amplifier. It is designed for a wide range of applications including medical equipment, industrial control systems, and test and measurement instruments. The device offers high common-mode rejection, making it suitable for use in noisy environments. With its low offset voltage and high gain accuracy, the AD626 is ideal for applications requiring precise amplification of low-level signals.
Key Features and Benefits
- High accuracy and low drift
- Low noise and high common-mode rejection
- Low offset voltage and high gain accuracy
- Suitable for medical, industrial, and test and measurement applications
- High input impedance and low input bias current
- Available in a variety of packages including SOIC and DIP
Typical Applications
- Medical equipment such as ECG and blood pressure monitors
- Industrial control systems for process monitoring and control
- Test and measurement instruments including oscilloscopes and multimeters
- Aerospace and defense applications requiring high reliability and accuracy
- Automotive systems for engine control and safety systems
- Audio equipment for professional and consumer applications
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Supply Voltage | ±18V |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -65°C to +150°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Gain Accuracy | VCC = ±15V, RL = 2kΩ | 0.5% | 0.1% | 1% | % |
| Common-Mode Rejection Ratio | VCC = ±15V, RL = 2kΩ | 100 | 120 | 150 | dB |
Package Information
- SOIC: 8-lead SOIC package
- DIP: 8-lead DIP package
Pin Configuration
- Pin 1: V+ - Positive supply voltage
- Pin 2: V- - Negative supply voltage
🔧 Application Guidelines
Design Considerations
When designing with the AD626, careful attention should be paid to the layout and grounding of the PCB to minimize noise and ensure optimal performance. The device should be powered from a well-regulated supply, and decoupling capacitors should be used to filter out any noise on the supply lines.
Installation Guidelines
The AD626 should be handled with care to avoid damage to the device or the PCB. It is recommended to use an anti-static wrist strap or other grounding method when handling the device to prevent damage from static electricity.
Operational Notes
The AD626 is a high-precision device and should be operated within the specified temperature range to ensure optimal performance. The device should not be exposed to high levels of humidity or moisture, and it should be protected from physical stress and vibration.