Overview
The AD8622ARMZ is a precision, dual-channel operational amplifier produced by Analog Devices Inc. This device is part of the AD8622 series, known for its low power consumption, high precision, and rail-to-rail output swing. The AD8622ARMZ is designed to operate over a wide range of supply voltages, from ±2.5V to ±15V, making it versatile for various applications. It features a very low input offset voltage, low input bias current, and minimal noise, making it suitable for precision instrumentation and other demanding applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package / Case | 8-MSOP, 8-SOIC |
| Number of Channels | 2 |
| GBP - Gain Bandwidth Product | 560 kHz |
| SR - Slew Rate | 480 mV/us |
| 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 per channel |
| Output Current per Channel | 40 mA |
| Operating Temperature | -40°C to +125°C |
| Mounting Type | Surface Mount |
| Noise Density | 11 nV/√Hz |
Key Features
- Low input offset voltage: 10 µV typical
- Low input bias current: 200 pA maximum
- Low noise: 11 nV/√Hz at 1 kHz
- Rail-to-rail output swing
- Unity gain stable
- Low supply current: 215 µA per channel typical
- Wide operating temperature range: -40°C to +125°C
- Dual supply voltage operation: ±2.5V to ±15V
Applications
- Portable precision instrumentation
- Laser diode control loops
- Strain gage amplifiers
- Medical instrumentation
- Thermocouple amplifiers
Q & A
- What is the input offset voltage of the AD8622ARMZ?
The input offset voltage is typically 10 µV.
- What is the maximum output current per channel for the AD8622ARMZ?
The maximum output current per channel is 40 mA.
- What is the operating temperature range of the AD8622ARMZ?
The operating temperature range is -40°C to +125°C.
- What are the typical supply voltages for the AD8622ARMZ?
The typical supply voltages range from ±2.5V to ±15V.
- What is the gain bandwidth product (GBP) of the AD8622ARMZ?
The gain bandwidth product is 560 kHz.
- What is the slew rate of the AD8622ARMZ?
The slew rate is 480 mV/us.
- Is the AD8622ARMZ RoHS compliant?
- What is the common mode rejection ratio (CMRR) of the AD8622ARMZ?
The CMRR is 135 dB.
- What is the noise density of the AD8622ARMZ?
The noise density is 11 nV/√Hz at 1 kHz.
- In what packages is the AD8622ARMZ available?
The AD8622ARMZ is available in 8-MSOP and 8-SOIC packages.
