Overview
The AD8519ART-REEL7 is a high-performance, rail-to-rail output operational amplifier produced by Analog Devices Inc. This device is part of the AD8519 and AD8529 series, known for their wide bandwidth, low offset voltage, and high slew rate. The AD8519 is particularly suited for applications requiring precision, bandwidth, and low power consumption, making it ideal for battery-powered devices and systems needing high dynamic range.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VS | - | - | 2.7 V to 12 V, ±1.35 V to ±6 V | - | V |
| Input Offset Voltage | VOS | -40°C ≤ TA ≤ +125°C | 600 | 1200 | 1400 | μV |
| Input Bias Current | IB | - | - | 300 | - | nA |
| Slew Rate | SR | 1 V < VOUT < 4 V, RL = 10 kΩ | - | 2.9 | - | V/μs |
| Gain Bandwidth Product | GBP | - | - | 8 | - | MHz |
| Phase Margin | Φm | - | - | 60 | - | Degrees |
| Supply Current/Amplifier | ISY | VOUT = 2.5 V, -40°C ≤ TA ≤ +125°C | 600 | 1200 | 1400 | μA |
| Output Voltage Swing High | VOH | IL = 250 μA | - | 2.90 | - | V |
| Output Voltage Swing Low | VOL | IL = 250 μA | - | 100 | - | mV |
| Maximum Output Current | IOUT | - | - | ±25 | - | mA |
| Operating Temperature | TA | - | - | -40°C to +125°C | - | °C |
Key Features
- Space-saving Packages: Available in 5-lead SC70 and 5-lead SOT-23 packages, as well as an 8-lead SOIC surface-mount package.
- Wide Bandwidth: Unity gain bandwidth of 8 MHz.
- Low Offset Voltage: Typical voltage offset of less than 1 mV.
- Rail-to-Rail Output Swing: Larger than standard video op amps, providing greater dynamic range.
- High Slew Rate: 2.9 V/μs, suitable for driving ASIC inputs such as voice codecs.
- Single-Supply Operation: Operates from 2.7 V to 12 V, and ±1.35 V to ±6 V.
- Low Power Consumption: Supply current of 600 μA to 1400 μA, making it ideal for battery-powered applications.
Applications
- Portable Communications: Suitable for use in portable communication devices due to its low power consumption and high performance.
- Microphone Amplifiers: Ideal for microphone preamplifiers requiring high dynamic range and low noise.
- Power Supply Rejection Ratio (PSRR): High PSRR makes it suitable for applications requiring good power supply noise rejection.
- ASIC Input Driving: The high slew rate makes it a good match for driving ASIC inputs such as voice codecs.
Q & A
- What is the typical voltage offset of the AD8519ART-REEL7? The typical voltage offset is less than 1 mV.
- What is the gain bandwidth product of the AD8519ART-REEL7? The gain bandwidth product is 8 MHz.
- What are the available packages for the AD8519ART-REEL7? It is available in 5-lead SC70 and 5-lead SOT-23 packages, as well as an 8-lead SOIC surface-mount package.
- What is the slew rate of the AD8519ART-REEL7? The slew rate is 2.9 V/μs.
- What is the operating temperature range of the AD8519ART-REEL7? The operating temperature range is -40°C to +125°C.
- What is the maximum output current of the AD8519ART-REEL7? The maximum output current is ±25 mA.
- Is the AD8519ART-REEL7 suitable for battery-powered applications? Yes, it is suitable due to its low power consumption.
- What is the common-mode rejection ratio (CMRR) of the AD8519ART-REEL7? The CMRR is 55 dB to 75 dB.
- What is the input bias current of the AD8519ART-REEL7? The input bias current is 300 nA.
- What are some typical applications of the AD8519ART-REEL7? Typical applications include portable communications, microphone amplifiers, and driving ASIC inputs).
