Overview
The AD8091ART-R2 is a low-cost, high-speed rail-to-rail operational amplifier produced by Analog Devices Inc. This amplifier is designed to offer high performance in a compact package, making it ideal for a variety of applications where size and power efficiency are critical. The AD8091ART-R2 operates on a single supply voltage ranging from 3 V to 12 V or dual supplies up to ±6 V, making it versatile for different system requirements.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Offset Voltage | 1.8 | 11 | 27 | mV |
| Input Bias Current | 1.4 | 2.6 | 3.5 | μA |
| Input Offset Current | 0.1 | 0.75 | μA | |
| Input Resistance | 290 | kΩ | ||
| Input Capacitance | 1.4 | pF | ||
| Common-Mode Rejection Ratio | 72 | 88 | dB | |
| Output Voltage Swing (RL = 10 kΩ) | 0.015 to 4.985 | V | ||
| Output Current | 45 | mA | ||
| Short-Circuit Current (Sourcing/Sinking) | 80/130 | mA | ||
| Power Supply Range | 3 to 12 | V | ||
| Quiescent Current/Amplifier | 4.2 to 4.8 | mA | ||
| Operating Temperature Range | -40 to +85 | °C | ||
| -3 dB Small Signal Bandwidth (G = +1) | 70 to 110 | MHz |
Key Features
- Low Power Consumption: The AD8091ART-R2 has a low quiescent current of 4.2 to 4.8 mA per amplifier, making it suitable for battery-powered and portable applications.
- High Speed: With a -3 dB small signal bandwidth of 70 to 110 MHz, this amplifier is ideal for high-speed applications.
- Rail-to-Rail Output: The amplifier provides rail-to-rail output, allowing it to drive loads connected to the same supply voltage.
- Single or Dual Supply Operation: It can operate on a single supply voltage from 3 V to 12 V or dual supplies up to ±6 V.
- Compact Packaging: Available in SOT-23, SOIC, and MSOP packages, making it suitable for space-constrained designs.
- High Common-Mode Rejection Ratio (CMRR): With a CMRR of 72 to 88 dB, it offers good rejection of common-mode signals.
Applications
- Portable and Battery-Powered Devices: Due to its low power consumption, it is ideal for use in portable and battery-powered applications.
- Medical Equipment: Suitable for use in medical ultrasound systems and other medical devices requiring high speed and low power.
- Instrumentation and Measurement Systems: Its high accuracy and low offset voltage make it suitable for precision instrumentation and measurement systems.
- General-Purpose Amplification: Can be used in various general-purpose high-speed applications where dual or single supply operation is required.
Q & A
- What is the operating voltage range of the AD8091ART-R2?
The AD8091ART-R2 can operate on a single supply voltage from 3 V to 12 V or dual supplies up to ±6 V.
- What is the typical quiescent current of the AD8091ART-R2?
The typical quiescent current is 4.2 to 4.8 mA per amplifier..
- What is the -3 dB small signal bandwidth of the AD8091ART-R2?
The -3 dB small signal bandwidth is 70 to 110 MHz..
- What are the available package types for the AD8091ART-R2?
The AD8091ART-R2 is available in SOT-23, SOIC, and MSOP packages..
- What is the common-mode rejection ratio (CMRR) of the AD8091ART-R2?
The CMRR is 72 to 88 dB..
- What is the maximum output current of the AD8091ART-R2?
The maximum output current is 45 mA..
- What is the input offset voltage of the AD8091ART-R2?
The input offset voltage is 1.8 to 11 mV..
- What is the operating temperature range of the AD8091ART-R2?
The operating temperature range is -40°C to +85°C..
- Is the AD8091ART-R2 suitable for medical applications?
Yes, it is suitable for medical applications such as medical ultrasound systems due to its high speed and low power consumption..
- Can the AD8091ART-R2 be used in instrumentation and measurement systems?
Yes, its high accuracy and low offset voltage make it suitable for precision instrumentation and measurement systems..
