Overview
The AD8031ART-R2, produced by Analog Devices Inc., is a high-speed, single-supply, voltage feedback operational amplifier. This component is part of the AD8031 series, which includes both single (AD8031) and dual (AD8032) versions. The AD8031ART-R2 is characterized by its low power consumption, high speed performance, and rail-to-rail input and output capabilities, making it suitable for a variety of high-speed and low-power applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | +2.7 V, +5 V, ±5 V | V |
| Supply Current | 800 μA | μA |
| Bandwidth (G = +1) | 80 MHz | MHz |
| Slew Rate | 30 V/μs | V/μs |
| Settling Time (0.1%) | 125 ns | ns |
| Input Common-Mode Voltage Range | −0.2 to +2.9 V (for +5 V supply) | V |
| Output Voltage Swing | Within 20 mV of either rail (light load), 300 mV (up to 5 mA) | mV |
| Output Current | 15 mA | mA |
| Input Offset Voltage (Maximum) | 1.5 mV | mV |
| Package | 5-Lead SOT-23 | |
| Operating Temperature Range | −40°C to +85°C | °C |
Key Features
- High speed performance with 80 MHz bandwidth and 30 V/μs slew rate.
- Low power consumption: 800 μA supply current per amplifier.
- Rail-to-rail input and output capabilities.
- No phase reversal with input 0.5 V beyond supplies.
- Input common-mode voltage range extends beyond rails by 200 mV.
- Low distortion: −62 dB @ 1 MHz, VO = 2 V p-p; −86 dB @ 100 kHz, VO = 4.6 V p-p.
- High output current: 15 mA.
- Compact 5-Lead SOT-23 package.
Applications
- High speed, battery-operated systems.
- High component density systems.
- Portable test instruments.
- A/D buffers.
- Active filters.
- High speed, set-and-demand amplifiers.
Q & A
- What is the bandwidth of the AD8031ART-R2?
The AD8031ART-R2 has a bandwidth of 80 MHz at a gain of +1.
- What is the slew rate of the AD8031ART-R2?
The slew rate is 30 V/μs.
- What is the settling time of the AD8031ART-R2 to 0.1%?
The settling time is 125 ns.
- What is the input common-mode voltage range for the AD8031ART-R2?
The input common-mode voltage range extends from −0.2 to +2.9 V for a +5 V supply.
- How much output current can the AD8031ART-R2 provide?
The AD8031ART-R2 can provide up to 15 mA of output current.
- What is the maximum input offset voltage for the AD8031ART-R2?
The maximum input offset voltage is 1.5 mV.
- In what package is the AD8031ART-R2 available?
The AD8031ART-R2 is available in a 5-Lead SOT-23 package.
- What is the operating temperature range for the AD8031ART-R2?
The operating temperature range is −40°C to +85°C.
- What are some typical applications for the AD8031ART-R2?
Typical applications include high speed, battery-operated systems, portable test instruments, A/D buffers, active filters, and high speed, set-and-demand amplifiers.
- How much power does the AD8031ART-R2 consume?
The AD8031ART-R2 consumes less than 4.0 mW of power from a single 5 V supply.
