Overview
The AD8620AR-REEL is a precision, very low noise, low input bias current operational amplifier manufactured by Analog Devices Inc. This dual J-FET operational amplifier is known for its high performance and stability, making it suitable for a wide range of applications. The AD8620AR-REEL is packaged in an 8-SOIC (0.154", 3.90mm Width) and is available in reel form for high-volume production.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | J-FET | |
| Number of Circuits | 2 | |
| Slew Rate | 40 - 60 | V/μs |
| Gain Bandwidth Product | 25 MHz | |
| Input Bias Current | 3 pA | |
| Input Offset Voltage | 85 μV | |
| Supply Current per Amplifier | 3.0 - 3.5 mA | |
| Output Current per Channel | ±45 mA | |
| Supply Voltage Range | ±5 V ~ ±13 V | |
| Operating Temperature Range | -40°C ~ 125°C | |
| Mounting Type | Surface Mount |
Key Features
- Low noise: 6 nV/√Hz, making it ideal for high precision applications.
- Low input bias current: 10 pA maximum, ensuring minimal current draw from the input signal.
- Fast settling time: 600 ns to 0.01% accuracy, suitable for applications requiring quick response times.
- Unity gain stable and no phase reversal, ensuring stable operation in various configurations.
- Dual-supply operation: Can operate with supply voltages ranging from ±5 V to ±13 V.
- High output drive capability: Can drive capacitive loads of over 1000 pF and large resistive loads.
- High common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), ensuring robust performance against common-mode and power supply noise.
Applications
- Electronic instruments: Ideal for precision measurement and instrumentation applications.
- ATE (Automated Test Equipment): Used in amplification, buffering, and integrator circuits.
- Medical instrumentation: Suitable for CAT/MRI/ultrasound and other medical imaging applications.
- Photodiode amplification: Provides high-quality amplification for photodiode signals.
- Fast precision filters: Including PLL filters and other high-performance filtering applications.
- High-quality audio: Used in audio equipment requiring low noise and high fidelity.
Q & A
- What is the package type of the AD8620AR-REEL?
The AD8620AR-REEL is packaged in an 8-SOIC (0.154", 3.90mm Width).
- What is the slew rate of the AD8620AR-REEL?
The slew rate of the AD8620AR-REEL is between 40 V/μs and 60 V/μs.
- What is the input bias current of the AD8620AR-REEL?
The input bias current is 3 pA.
- What is the operating temperature range of the AD8620AR-REEL?
The operating temperature range is -40°C to 125°C.
- Can the AD8620AR-REEL drive large capacitive loads?
- What are the typical applications of the AD8620AR-REEL?
It is used in electronic instruments, ATE, medical instrumentation, photodiode amplification, fast precision filters, and high-quality audio.
- What is the supply voltage range for the AD8620AR-REEL?
The supply voltage range is ±5 V to ±13 V.
- How much output current can the AD8620AR-REEL provide per channel?
The output current per channel is ±45 mA.
- Is the AD8620AR-REEL unity gain stable?
- What is the noise level of the AD8620AR-REEL?
The noise level is 6 nV/√Hz.
