Overview
The AD8601ARTZ-R2 is a single-channel, rail-to-rail input and output, precision CMOS operational amplifier produced by Analog Devices Inc. This amplifier is part of the AD8601/AD8602/AD8604 family and is known for its low offset voltage, low supply current, and wide bandwidth. It operates on a single supply voltage ranging from 2.7 V to 5.5 V, making it suitable for a variety of applications, including battery-powered instrumentation and automotive systems. The AD8601ARTZ-R2 features a patented trimming technique that enhances its performance without the need for laser trimming.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Offset Voltage (VOS) | 0 V ≤ VCM ≤ 5 V | 80 | 500 | 1300 | µV |
| Input Bias Current (IB) | -40°C ≤ TA ≤ +125°C | 0.2 | 60 | 200 | pA |
| Input Offset Current (IOS) | -40°C ≤ TA ≤ +125°C | 0.1 | 30 | 100 | pA |
| Common-Mode Rejection Ratio (CMRR) | VCM = 0 V to 5 V | 74 | 89 | dB | |
| Slew Rate (SR) | RL = 2 kΩ | 5.2 | 6 | V/µs | |
| Supply Current/Amplifier (ISY) | VO = 0 V, -40°C ≤ TA ≤ +125°C | 680 | 1000 | 1500 | µA |
| Gain Bandwidth Product (GBP) | 8.4 | MHz | |||
| Phase Margin (Φo) | 55 | Degrees | |||
| Voltage Noise Density (en) | f = 1 kHz | 33 | nV/√Hz |
Key Features
- Rail-to-Rail Input and Output: The AD8601ARTZ-R2 can operate with input and output signals that range from the negative to the positive supply rail, enhancing its versatility in various applications.
- Low Offset Voltage: With a maximum offset voltage of 500 µV, this amplifier ensures high precision and accuracy in signal amplification.
- Low Supply Current: The amplifier consumes a low supply current of 750 µA per amplifier, making it suitable for battery-powered devices.
- Wide Bandwidth: It features a bandwidth of 8.4 MHz and a slew rate of up to 6 V/µs, ensuring fast and accurate signal processing.
- No Phase Reversal: The amplifier does not exhibit phase reversal, which is crucial for maintaining signal integrity.
- Low Distortion: The AD8601ARTZ-R2 has low distortion characteristics, making it ideal for audio and other high-fidelity applications.
Applications
- Current Sensing: Suitable for current sensing applications due to its high precision and low offset voltage.
- Barcode Scanners: Used in barcode scanners for accurate signal processing.
- PA Controls: Employed in power amplifier controls for precise gain adjustment.
- Battery-Powered Instrumentation: Ideal for battery-powered devices due to its low power consumption.
- Multipole Filters: Used in filter circuits to enhance signal quality.
- Sensors and ASIC Input/Output Amplifiers: Utilized in sensor applications and as input/output amplifiers for Application-Specific Integrated Circuits (ASICs).
- Audio Applications: Suitable for audio circuits requiring high fidelity and low distortion.
Q & A
- What is the operating voltage range of the AD8601ARTZ-R2?
The AD8601ARTZ-R2 operates on a single supply voltage ranging from 2.7 V to 5.5 V.
- What is the maximum offset voltage of the AD8601ARTZ-R2?
The maximum offset voltage is 500 µV.
- What is the typical supply current per amplifier for the AD8601ARTZ-R2?
The typical supply current per amplifier is 750 µA.
- What is the bandwidth of the AD8601ARTZ-R2?
The bandwidth is 8.4 MHz.
- Does the AD8601ARTZ-R2 exhibit phase reversal?
No, the AD8601ARTZ-R2 does not exhibit phase reversal.
- What is the slew rate of the AD8601ARTZ-R2?
The slew rate is up to 6 V/µs.
- What are some common applications of the AD8601ARTZ-R2?
Common applications include current sensing, barcode scanners, PA controls, battery-powered instrumentation, multipole filters, sensors, ASIC input/output amplifiers, and audio applications.
- What is the package style of the AD8601ARTZ-R2?
The package style is SMALL OUTLINE, LOW PROFILE, SHRINK PITCH (SOT-23-5).
- Is the AD8601ARTZ-R2 qualified for automotive applications?
Yes, the AD8601ARTZ-R2 is qualified for automotive applications.
- What is the typical voltage noise density of the AD8601ARTZ-R2 at 1 kHz?
The typical voltage noise density at 1 kHz is 33 nV/√Hz.
