Overview
The ADA4622-1ARJZ-R7 is a precision operational amplifier produced by Analog Devices Inc. This component is part of the ADA4622 series, known for its high performance and versatility in various applications. It features a single-supply, rail-to-rail output (RRO) design, making it suitable for a wide range of voltage levels. The ADA4622-1ARJZ-R7 is particularly noted for its low bias current, high common-mode rejection ratio, and excellent dynamic performance, including a high slew rate and gain bandwidth product.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | JFET | - |
| Number of Channels | 1 | - |
| Gain Bandwidth Product (GBP) | 8 MHz | - |
| Slew Rate (SR) | 20 V/μs (Low to High), -15 V/μs (High to Low) | V/μs |
| Common Mode Rejection Ratio (CMRR) | 84 dB | dB |
| Input Bias Current (Ib) | 2 pA | pA |
| Input Offset Voltage (Vos) | 40 μV | μV |
| Input Voltage Noise Density (en) | 12 nV/√Hz | nV/√Hz |
| Supply Voltage - Min | 4.5 V | V |
| Supply Voltage - Max | 30 V | V |
| Operating Supply Current | 650 μA | μA |
| Minimum Operating Temperature | -40°C | °C |
| Maximum Operating Temperature | +125°C | °C |
| Output Current per Channel | 20 mA | mA |
| Package / Case | 8-MSOP | - |
Key Features
- Low Bias Current: The ADA4622-1ARJZ-R7 features an extremely low input bias current of 2 pA, making it ideal for applications requiring minimal input current.
- High Common Mode Rejection Ratio (CMRR): With a CMRR of 84 dB, this amplifier offers excellent rejection of common-mode signals, ensuring high accuracy in differential signal processing.
- Rail-to-Rail Output: The rail-to-rail output capability allows the amplifier to drive loads from the positive supply rail to the negative supply rail, maximizing the dynamic range of the output signal.
- High Slew Rate and Gain Bandwidth Product: The amplifier has a slew rate of 20 V/μs and a gain bandwidth product of 8 MHz, ensuring fast and accurate signal processing.
- Wide Supply Voltage Range: The component can operate over a wide supply voltage range from 4.5 V to 30 V, making it versatile for various power supply configurations.
- Low Noise Performance: The ADA4622-1ARJZ-R7 has a low voltage noise density of 12 nV/√Hz, which is crucial for noise-sensitive applications.
Applications
- Industrial Automation: The ADA4622-1ARJZ-R7 is suitable for industrial automation systems that require precise signal processing and high reliability.
- Medical Devices: Its low noise and high accuracy make it an excellent choice for medical devices such as ECG and EEG systems.
- Aerospace and Defense: The component's robust performance over a wide temperature range and its ability to handle high supply voltages make it suitable for aerospace and defense applications.
- Test and Measurement Equipment: The ADA4622-1ARJZ-R7 can be used in various test and measurement instruments where high precision and low noise are critical.
- Automotive Systems: It can be applied in automotive systems that require reliable and accurate signal processing under varying environmental conditions.
Q & A
- What is the amplifier type of the ADA4622-1ARJZ-R7?
The ADA4622-1ARJZ-R7 is a JFET amplifier.
- What is the gain bandwidth product of the ADA4622-1ARJZ-R7?
The gain bandwidth product is 8 MHz.
- What is the slew rate of the ADA4622-1ARJZ-R7?
The slew rate is 20 V/μs (Low to High) and -15 V/μs (High to Low).
- What is the common mode rejection ratio (CMRR) of the ADA4622-1ARJZ-R7?
The CMRR is 84 dB.
- What is the input bias current of the ADA4622-1ARJZ-R7?
The input bias current is 2 pA.
- What is the supply voltage range of the ADA4622-1ARJZ-R7?
The supply voltage range is from 4.5 V to 30 V.
- What is the operating temperature range of the ADA4622-1ARJZ-R7?
The operating temperature range is from -40°C to +125°C.
- What is the output current per channel of the ADA4622-1ARJZ-R7?
The output current per channel is 20 mA.
- What package type does the ADA4622-1ARJZ-R7 come in?
The ADA4622-1ARJZ-R7 comes in an 8-MSOP package.
- What are some typical applications of the ADA4622-1ARJZ-R7?
Typical applications include industrial automation, medical devices, aerospace and defense, test and measurement equipment, and automotive systems.
