Overview
The AD8602AR-REEL, produced by Analog Devices Inc., is a dual rail-to-rail, input and output, single-supply operational amplifier. This component is part of the AD8601, AD8602, and AD8604 family, known for their low offset voltage and wide signal bandwidth. The AD8602AR-REEL is designed for precision applications, utilizing a patented trimming technique to achieve superior performance without the need for laser trimming. It is fully specified to operate on a single supply ranging from 2.7 V to 5.5 V, making it suitable for a variety of applications, including current sensing, barcode scanners, and battery-powered instrumentation.
Key Specifications
| Parameter | Typical Value | Maximum Value |
|---|---|---|
| Offset Voltage (VOS) | 500 µV | 600 µV |
| Supply Voltage Range | 2.7 V to 5.5 V | |
| Supply Current per Amplifier (ISY) | 750 µA | 1200 µA |
| Bandwidth | 8 MHz | |
| Slew Rate (SR) | 5 V/µs | |
| Input Bias Current (IB) | 0.2 pA | 200 pA |
| Input Offset Current (IOS) | 0.1 pA | 100 pA |
| Common-Mode Rejection Ratio (CMRR) | 74 dB | 89 dB |
| Output Voltage High (VOH) @ IL = 1 mA | 2.92 V | 2.95 V |
| Output Voltage Low (VOL) @ IL = 1 mA | 20 mV | 35 mV |
| Output Current (IOUT) | ±30 mA | |
| Power Supply Rejection Ratio (PSRR) | 67 dB | 80 dB |
Key Features
- Rail-to-Rail Input and Output: Allows the amplifier to operate with input and output signals that range from the negative to the positive supply rail.
- Low Offset Voltage: Maximum offset voltage of 500 µV, ensuring high accuracy in applications.
- Single-Supply Operation: Compatible with supply voltages from 2.7 V to 5.5 V, making it versatile for various power supply conditions.
- Low Supply Current: Each amplifier consumes a typical supply current of 750 µA, which is beneficial for power-sensitive applications.
- Wide Bandwidth and High Slew Rate: Features a bandwidth of 8 MHz and a slew rate of 5 V/µs, suitable for high-speed applications.
- No Phase Reversal: Ensures stable operation without phase reversal, even with input signals that exceed the supply rails.
- Low Distortion: Provides low distortion, making it suitable for audio and other high-fidelity applications.
Applications
- Current Sensing: Ideal for monitoring current in various circuits due to its high accuracy and low offset voltage.
- Barcode Scanners: Used in barcode scanners for signal amplification and processing.
- PA Controls: Suitable for power amplifier control circuits due to its wide bandwidth and high slew rate.
- Battery-Powered Instrumentation: Low power consumption makes it suitable for battery-powered devices.
- Multipole Filters and Sensors: Can be used in filter circuits and sensor interfaces due to its high CMRR and low noise characteristics.
- ASIC Input or Output Amplifiers: Used in Application-Specific Integrated Circuit (ASIC) designs for signal amplification and conditioning.
- Audio Applications: Suitable for audio circuits requiring low distortion and high fidelity.
Q & A
- What is the typical supply voltage range for the AD8602AR-REEL?
The typical supply voltage range is from 2.7 V to 5.5 V.
- What is the maximum offset voltage for the AD8602AR-REEL?
The maximum offset voltage is 500 µV.
- What is the typical supply current per amplifier for the AD8602AR-REEL?
The typical supply current per amplifier is 750 µA.
- What is the bandwidth of the AD8602AR-REEL?
The bandwidth is 8 MHz.
- What is the slew rate of the AD8602AR-REEL?
The slew rate is 5 V/µs.
- Is the AD8602AR-REEL suitable for high-speed applications?
Yes, it is suitable due to its wide bandwidth and high slew rate.
- What are some common applications of the AD8602AR-REEL?
Common applications include current sensing, barcode scanners, PA controls, battery-powered instrumentation, multipole filters, sensors, ASIC input or output amplifiers, and audio applications.
- Does the AD8602AR-REEL have rail-to-rail input and output capabilities?
Yes, it has rail-to-rail input and output capabilities.
- What is the maximum output current of the AD8602AR-REEL?
The maximum output current is ±30 mA.
- Is the AD8602AR-REEL qualified for automotive applications?
Yes, it is qualified for automotive applications.
