Overview
The AD8531ARZ-REEL is a single-channel, rail-to-rail input/output operational amplifier produced by Analog Devices Inc. This amplifier is designed for single-supply operation and is known for its high output current, low input bias currents, and stability. It is particularly suited for applications requiring the ability to drive both resistive and capacitive loads efficiently. The AD8531ARZ-REEL operates over a wide temperature range of −40°C to +85°C and is available in an 8-lead SOIC package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | 8-lead SOIC | |
| Operating Temperature Range | −40°C to +85°C | |
| Supply Voltage Range | 2.7 V to 6 V | V |
| Output Current | ±250 mA | mA |
| Supply Current per Amplifier | 750 μA | μA |
| Bandwidth | 3 MHz | MHz |
| Slew Rate | 5 V/μs | V/μs |
| Input Bias Current | 5 pA | pA |
| Input Offset Voltage | 25 mV | mV |
| Voltage Noise Density | 45 nV/√Hz at 1 kHz | nV/√Hz |
Key Features
- No phase reversal and low input bias currents, making it suitable for integrators, diode amplification, and other applications requiring low input bias current.
- Unity gain stable and capable of driving heavy capacitive loads such as those found in LCDs.
- Rail-to-rail input and output, allowing for full use of the supply voltage range.
- High output current of ±250 mA, enabling it to drive both resistive and capacitive loads efficiently.
- Low supply current of 750 μA per amplifier, suitable for low power applications.
- Wide bandwidth of 3 MHz and a slew rate of 5 V/μs, ensuring good AC performance.
Applications
- Multimedia audio and audio amplification for computers, sound ports, sound cards, and set-top boxes.
- LCD drivers and other applications requiring the ability to drive heavy capacitive loads.
- ASIC input or output amplifiers and headphone drivers.
- Buffering CMOS DACs, ASICs, or other wide output swing devices in single-supply systems.
Q & A
- What is the operating temperature range of the AD8531ARZ-REEL?
The operating temperature range is −40°C to +85°C.
- What is the supply voltage range for the AD8531ARZ-REEL?
The supply voltage range is 2.7 V to 6 V.
- What is the output current capability of the AD8531ARZ-REEL?
The output current is ±250 mA.
- What is the slew rate of the AD8531ARZ-REEL?
The slew rate is 5 V/μs.
- Is the AD8531ARZ-REEL suitable for driving capacitive loads?
Yes, it is capable of driving heavy capacitive loads such as those found in LCDs.
- What is the input bias current of the AD8531ARZ-REEL?
The input bias current is 5 pA.
- What is the bandwidth of the AD8531ARZ-REEL?
The bandwidth is 3 MHz.
- Is the AD8531ARZ-REEL RoHS compliant?
Yes, the AD8531ARZ-REEL is RoHS compliant.
- What package type is the AD8531ARZ-REEL available in?
The AD8531ARZ-REEL is available in an 8-lead SOIC package.
- What are some common applications of the AD8531ARZ-REEL?
Common applications include multimedia audio, LCD drivers, ASIC input or output amplifiers, and headphone drivers.
