Overview
The AD8531ARTZ-REEL7, produced by Analog Devices Inc., is a single-supply operational amplifier that belongs to the AD8531, AD8532, and AD8534 family. These amplifiers are known for their high output drive current of 250 mA, making them suitable for driving both resistive and capacitive loads. They operate on a single supply voltage ranging from 2.7 V to 6 V and are characterized by their rail-to-rail input and output capabilities, low distortion, and high bandwidth of 3 MHz. This amplifier is particularly useful in applications requiring high current drive and good AC performance.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VS | 2.7 | 6 | V | ||
| Output Current | IOUT | ±250 | mA | |||
| Bandwidth | BW | 3 | MHz | |||
| Slew Rate | SR | RL = 2 kΩ | 5 | V/μs | ||
| Input Offset Voltage | VOS | 25°C | 25 | 30 | mV | |
| Input Bias Current | IB | 25°C | 5 | 60 | pA | |
| Supply Current/Amplifier | ISY | VO = 0 V | 0.75 | 1.25 | mA | |
| Power Supply Rejection Ratio | PSRR | VS = 3 V to 6 V | 45 | 55 | dB | |
| Gain Bandwidth Product | GBP | 3 | MHz |
Key Features
- Rail-to-rail input and output capabilities
- High output drive current of ±250 mA
- Low supply current of 0.75 mA per amplifier
- Wide bandwidth of 3 MHz and slew rate of 5 V/μs
- No phase reversal
- Low input bias current and low distortion
- Unity gain stable
Applications
- Multimedia audio
- LCD drivers
- ASIC input or output amplifiers
- Headphone drivers
Q & A
- What is the output current capability of the AD8531ARTZ-REEL7? The AD8531ARTZ-REEL7 has an output current capability of ±250 mA.
- What is the operating supply voltage range for the AD8531ARTZ-REEL7? The operating supply voltage range is from 2.7 V to 6 V.
- What is the bandwidth of the AD8531ARTZ-REEL7? The bandwidth is 3 MHz.
- What is the slew rate of the AD8531ARTZ-REEL7? The slew rate is 5 V/μs.
- Is the AD8531ARTZ-REEL7 suitable for driving capacitive loads? Yes, it is suitable for driving both resistive and capacitive loads due to its high output drive current.
- What are some common applications of the AD8531ARTZ-REEL7? Common applications include multimedia audio, LCD drivers, ASIC input or output amplifiers, and headphone drivers.
- What is the input bias current of the AD8531ARTZ-REEL7? The input bias current is typically 5 pA to 60 pA.
- What is the power supply rejection ratio (PSRR) of the AD8531ARTZ-REEL7? The PSRR is between 45 dB and 55 dB.
- Is the AD8531ARTZ-REEL7 unity gain stable? Yes, it is unity gain stable.
- What is the gain bandwidth product (GBP) of the AD8531ARTZ-REEL7? The GBP is 3 MHz.
