Overview
The AD8622ARZ-REEL is a dual, precision rail-to-rail output operational amplifier produced by Analog Devices Inc. This component is renowned for its low power consumption, low noise, and high precision, making it suitable for a variety of demanding applications. The AD8622ARZ-REEL is available in an 8-lead SOIC package and is RoHS compliant, ensuring environmental sustainability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 2 | |
| Package / Case | SOIC-8 | |
| GBP - Gain Bandwidth Product | 560 kHz | |
| SR - Slew Rate | 480 mV/μs | |
| CMRR - Common Mode Rejection Ratio | 135 dB | |
| Ib - Input Bias Current | 200 pA | |
| Vos - Input Offset Voltage | 10 μV | |
| Supply Voltage - Min | ±2.5 V | |
| Supply Voltage - Max | ±15 V | |
| Operating Supply Current | 215 μA (typical per amplifier) | |
| Output Current per Channel | 40 mA | |
| Operating Temperature | -40°C to +125°C | |
| Voltage Noise Density | 11 nV/√Hz | |
| Power Supply Rejection Ratio (PSRR) | 145 dB |
Key Features
- Low Power Consumption: The AD8622ARZ-REEL has a low supply current of 215 μA per amplifier, making it suitable for power-sensitive applications.
- Low Noise: It features very low voltage noise of 11 nV/√Hz and low input offset voltage drift of 0.5 μV/°C.
- High Precision: With a typical input offset voltage of only 10 μV and a common mode rejection ratio of 135 dB, this amplifier is highly precise.
- Rail-to-Rail Output Swing: The AD8622ARZ-REEL offers rail-to-rail output swing, ensuring maximum signal range.
- Wide Operating Temperature Range: It operates over an extended industrial temperature range of -40°C to +125°C.
- Low Input Bias Current: The input bias current is very low at 200 pA, which is beneficial for precision applications.
Applications
- Portable Precision Instrumentation: Ideal for battery-powered instruments where low power consumption is crucial.
- Laser Diode Control Loops: Suitable for precise control of laser diodes.
- Strain Gage Amplifiers: Used in strain gage applications requiring high precision and low noise.
- Medical Instrumentation: Applicable in medical devices where accuracy and reliability are paramount.
- Thermocouple Amplifiers: Effective in thermocouple applications due to its high precision and low drift.
Q & A
- What is the typical input offset voltage of the AD8622ARZ-REEL?
The typical input offset voltage is 10 μV.
- What is the maximum operating supply current per amplifier?
The maximum operating supply current per amplifier is 350 μA.
- What is the common mode rejection ratio (CMRR) of the AD8622ARZ-REEL?
The CMRR is 135 dB.
- What is the slew rate of the AD8622ARZ-REEL?
The slew rate is 480 mV/μs.
- What is the output current per channel of the AD8622ARZ-REEL?
The output current per channel is 40 mA.
- What is the operating temperature range of the AD8622ARZ-REEL?
The operating temperature range is -40°C to +125°C.
- Is the AD8622ARZ-REEL RoHS compliant?
Yes, the AD8622ARZ-REEL is RoHS compliant.
- What is the power supply rejection ratio (PSRR) of the AD8622ARZ-REEL?
The PSRR is 145 dB.
- What are some typical applications of the AD8622ARZ-REEL?
Typical applications include portable precision instrumentation, laser diode control loops, strain gage amplifiers, medical instrumentation, and thermocouple amplifiers.
- What is the voltage noise density of the AD8622ARZ-REEL?
The voltage noise density is 11 nV/√Hz.
