Overview
The AD820BR-REEL, produced by Analog Devices Inc., is a precision operational amplifier designed for a wide range of applications requiring high accuracy and reliability. This single-supply, rail-to-rail, low-power FET input op-amp is known for its excellent DC and AC performance. It is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) and is available in reel format for easy handling and storage.
The AD820BR-REEL is part of the AD820 series, which is renowned for its versatility and robust performance characteristics. It is suitable for various electronic systems that demand precise and stable amplification.
Key Specifications
| Parameter | Value |
|---|---|
| Brand | Analog Devices Inc. |
| Product Category | Precision Amplifiers |
| Number of Channels | 1 Channel |
| GBP - Gain Bandwidth Product | 1.8 MHz |
| SR - Slew Rate | 3 V/μs |
| CMRR - Common Mode Rejection Ratio | 80 dB |
| Ib - Input Bias Current | 10 pA |
| Vos - Input Offset Voltage | 100 μV (typical), 800 μV (maximum) |
| en - Input Voltage Noise Density | 25 nV/√Hz |
| Supply Voltage - Max | 36 V, ±18 V |
| Supply Voltage - Min | 5 V, ±2.5 V |
| Operating Supply Current | 900 μA |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +85°C |
| Shutdown | No |
| Mounting Style | SMD/SMT |
| Package / Case | SOIC-8 |
| Output Type | Rail-to-Rail |
| Pd - Power Dissipation | 1 W |
| Height | 1.5 mm |
| Length | 5 mm |
| Width | 4 mm |
Key Features
- Rail-to-Rail Output: The AD820BR-REEL provides rail-to-rail output, ensuring maximum dynamic range and flexibility in various applications.
- Low Power Consumption: With an operating supply current of 900 μA, this amplifier is energy-efficient and suitable for battery-powered devices.
- High Precision: It features a low input offset voltage (100 μV typical, 800 μV maximum) and low input bias currents (below 25 pA), making it ideal for precision amplification tasks.
- Wide Operating Temperature Range: The amplifier operates from -40°C to +85°C, making it suitable for a variety of environmental conditions.
- High Gain Bandwidth Product and Slew Rate: With a gain bandwidth product of 1.8 MHz and a slew rate of 3 V/μs, this amplifier is capable of handling high-frequency signals effectively.
- High Common Mode Rejection Ratio (CMRR): A CMRR of 80 dB ensures that the amplifier can reject common-mode noise efficiently.
- Robust Load Drive Capability: It can drive up to 350 pF of direct capacitive load and provide a minimum output current of 15 mA, making it versatile for various load conditions.
Applications
- Industrial Automation: The AD820BR-REEL is used in industrial control systems, sensors, and monitoring equipment due to its high precision and reliability.
- Medical Devices: Its low noise and high accuracy make it suitable for medical equipment such as ECGs, blood pressure monitors, and other diagnostic tools.
- Aerospace and Defense: The amplifier's robust performance over a wide temperature range makes it a good fit for aerospace and defense applications.
- Automotive Systems: It is used in automotive sensors, control systems, and other electronic components within vehicles.
- Consumer Electronics: The AD820BR-REEL can be found in various consumer electronics such as audio equipment, gaming consoles, and other devices requiring precise signal amplification.
Q & A
- What is the package type of the AD820BR-REEL?
The AD820BR-REEL is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) and is available in reel format.
- What is the gain bandwidth product of the AD820BR-REEL?
The gain bandwidth product of the AD820BR-REEL is 1.8 MHz.
- What is the slew rate of the AD820BR-REEL?
The slew rate of the AD820BR-REEL is 3 V/μs.
- What is the common mode rejection ratio (CMRR) of the AD820BR-REEL?
The CMRR of the AD820BR-REEL is 80 dB.
- What is the input offset voltage of the AD820BR-REEL?
The input offset voltage of the AD820BR-REEL is typically 100 μV and can be up to 800 μV maximum.
- What is the operating supply current of the AD820BR-REEL?
The operating supply current of the AD820BR-REEL is 900 μA.
- What is the operating temperature range of the AD820BR-REEL?
The AD820BR-REEL operates from -40°C to +85°C.
- Does the AD820BR-REEL have a shutdown feature?
No, the AD820BR-REEL does not have a shutdown feature.
- What is the output type of the AD820BR-REEL?
The output type of the AD820BR-REEL is rail-to-rail.
- What is the power dissipation of the AD820BR-REEL?
The power dissipation of the AD820BR-REEL is 1 W.
