Overview
The AD8031BR-REEL7, produced by Analog Devices Inc., is a high-performance, single-supply voltage feedback amplifier. This component is part of the AD8031 series, which includes single (AD8031) and dual (AD8032) amplifier configurations. The AD8031 is known for its high speed, low power consumption, and rail-to-rail input and output capabilities, making it suitable for a variety of high-speed, battery-operated systems and applications requiring high component density.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | 2.7 | 12 | V | |
| Quiescent Current per Amplifier | 800 | 1600 | μA | |
| Bandwidth (G = +1) | 80 | MHz | ||
| Slew Rate | 30 | V/μs | ||
| Settling Time to 0.1% | 125 | ns | ||
| Input Offset Voltage (VOS) | 2.5 | mV | ||
| Input Bias Current | 2 | nA | ||
| Output Current | 15 | mA | ||
| Output Voltage Swing (RL = 10 kΩ) | 0.05 | 2.68 | V |
Key Features
- Low power consumption: 800 μA per amplifier.
- High speed performance: 80 MHz bandwidth and 30 V/μs slew rate.
- Rail-to-rail input and output capabilities.
- No phase reversal with input 0.5 V beyond supplies.
- Low distortion: −62 dB @ 1 MHz, VO = 2 V p-p.
- High output current: up to 15 mA.
- Compact SOT23-5 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 supply voltage range of the AD8031BR-REEL7?
The supply voltage range is from 2.7 V to 12 V.
- What is the quiescent current per amplifier?
The quiescent current per amplifier is typically 800 μA but can range up to 1600 μA.
- What is the bandwidth of the AD8031 at a gain of +1?
The bandwidth is 80 MHz at a gain of +1.
- What is the slew rate of the AD8031?
The slew rate is 30 V/μs.
- How long does it take for the AD8031 to settle to 0.1%?
The settling time to 0.1% is 125 ns.
- What is the maximum input offset voltage (VOS) of the AD8031?
The maximum input offset voltage is 2.5 mV.
- What is the input bias current of the AD8031?
The input bias current is typically 2 nA.
- What is the maximum output current of the AD8031?
The maximum output current is 15 mA.
- Does the AD8031 have rail-to-rail input and output capabilities?
- In what package is the AD8031BR-REEL7 available?
The AD8031BR-REEL7 is available in a SOT23-5 package.
