Overview
The AD8031BR-REEL, 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 single (AD8031) and dual (AD8032) versions. The AD8031BR-REEL is characterized by its low power consumption, high speed, and rail-to-rail input and output capabilities, making it ideal for a variety of applications, especially in battery-operated and high-component-density systems.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | +2.7 V to +12 V, ±5 V |
| Supply Current per Amplifier | 800 µA (typical at +5 V) |
| Bandwidth (G = +1) | 80 MHz |
| Slew Rate | 30 V/µs |
| Settling Time to 0.1% | 125 ns |
| Input Common Mode Voltage Range (CMVR) | Extends beyond rails by 200 mV |
| Output Voltage Swing | Within 20 mV of either rail (light load), 300 mV (up to 5 mA load) |
| Output Current | 15 mA |
| Operating Temperature Range | –40°C to +85°C |
| Package Type | 8-Lead SOIC (0.154", 3.90mm Width) |
Key Features
- Low power consumption: 800 µA per amplifier.
- High speed performance: 80 MHz bandwidth, 30 V/µs slew rate, and 125 ns settling time.
- 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; –86 dB @ 100 kHz, VO = 4.6 V p-p.
- True single supply capability with operation from +2.7 V to +12 V and dual supplies up to ±6 V.
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 typical supply current of the AD8031BR-REEL?
The typical supply current is 800 µA per amplifier at +5 V supply.
- What is the bandwidth of the AD8031BR-REEL at a gain of +1?
The bandwidth is 80 MHz at a gain of +1.
- What is the slew rate of the AD8031BR-REEL?
The slew rate is 30 V/µs.
- How long does it take for the AD8031BR-REEL to settle to 0.1%?
The settling time to 0.1% is 125 ns.
- What is the input common mode voltage range (CMVR) of the AD8031BR-REEL?
The CMVR extends beyond the rails by 200 mV.
- What is the output voltage swing of the AD8031BR-REEL?
The output voltage swings to within 20 mV of either rail when driving a light load and to within 300 mV when driving up to 5 mA.
- What is the maximum output current of the AD8031BR-REEL?
The maximum output current is 15 mA.
- What is the operating temperature range of the AD8031BR-REEL?
The operating temperature range is –40°C to +85°C.
- In what package is the AD8031BR-REEL available?
The AD8031BR-REEL is available in an 8-Lead SOIC package.
- What are some common applications of the AD8031BR-REEL?
Common applications include high speed, battery-operated systems, portable test instruments, A/D buffers, active filters, and high speed, set-and-demand amplifiers.
