Overview
The AD8031ARTZ-R2 is a single-supply, voltage feedback operational amplifier produced by Analog Devices Inc. This amplifier is part of the AD8031 series, known for its high-speed performance and low power consumption. It is particularly suited for applications requiring high bandwidth, fast settling times, and rail-to-rail input and output capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Bandwidth | 80 MHz (−3 dB, G = +1) |
| Slew Rate | 30 V/μs |
| Supply Current | 800 μA/amplifier |
| Supply Voltage Range | 2.7 V to 12 V, ±6 V |
| Input Offset Voltage (VOS) | Maximum 1.5 mV |
| Input Common-Mode Voltage Range | −0.2 V to +5.2 V |
| Output Voltage Swing | Within 20 mV of either supply rail (light load), 300 mV (up to 5 mA load) |
| Output Current | 15 mA |
| Package | SOT-23-5 |
| Operating Temperature Range | −40°C to +125°C |
| RoHS Compliance | Yes |
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 up to 0.5 V beyond supplies
- Low distortion: −62 dB @ 1 MHz, VO = 2 V p-p
- High common-mode rejection ratio (CMRR): up to 80 dB
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 AD8031ARTZ-R2? The bandwidth is 80 MHz (−3 dB, G = +1).
- What is the slew rate of the AD8031ARTZ-R2? The slew rate is 30 V/μs.
- What is the supply current of the AD8031ARTZ-R2? The supply current is 800 μA per amplifier.
- What is the supply voltage range for the AD8031ARTZ-R2? The supply voltage range is 2.7 V to 12 V, ±6 V.
- What is the input offset voltage (VOS) of the AD8031ARTZ-R2? The maximum input offset voltage is 1.5 mV.
- What is the output voltage swing of the AD8031ARTZ-R2? The output swings to within 20 mV of either supply rail (light load), and 300 mV when driving up to 5 mA.
- What is the output current capability of the AD8031ARTZ-R2? The output current is up to 15 mA.
- In what package is the AD8031ARTZ-R2 available? The AD8031ARTZ-R2 is available in a SOT-23-5 package.
- Is the AD8031ARTZ-R2 RoHS compliant? Yes, the AD8031ARTZ-R2 is RoHS compliant.
- What are the typical applications of the AD8031ARTZ-R2? Typical applications include high-speed, battery-operated systems, portable test instruments, A/D buffers, active filters, and high-speed, set-and-demand amplifiers.
