Overview
The AD8628ARTZ-REEL7 is a precision operational amplifier designed by Analog Devices Inc. It belongs to the category of zero-drift, single-supply, rail-to-rail output (RRIO) operational amplifiers. This device is encapsulated in a compact SOT-23-5 package and is known for its high precision and stability, making it an optimal choice for applications requiring minimal input offset voltage and drift over time.
The AD8628ARTZ-REEL7 operates over a wide frequency range of 2.5MHz and can withstand operating temperatures from -40°C to 125°C. Its architecture includes chopper stabilization, which ensures zero-drift capability and stability across its entire operating temperature range.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD8628ARTZ-REEL7 |
| Package | SOT-23-5 |
| Operating Frequency | 2.5 MHz |
| Input Offset Voltage (VOS) | 1 µV to 10 µV (-40°C to 125°C) |
| Input Bias Current (IB) | 30 pA to 100 pA (-40°C to 125°C) |
| Common-Mode Rejection Ratio (CMRR) | 120 dB to 140 dB (-40°C to 125°C) |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Supply Current per Amplifier (ISY) | 0.85 mA to 1.2 mA (-40°C to 125°C) |
| Operating Temperature Range | -40°C to 125°C |
| Slew Rate (SR) | 1 V/µs |
Key Features
- Zero-Drift Capability: The AD8628ARTZ-REEL7 features a patented combination of auto-zeroing and chopping, ensuring minimal input offset voltage and drift over time and temperature.
- Rail-to-Rail Input and Output: The device offers rail-to-rail input and output swing, making it versatile for various applications.
- High Common-Mode Rejection Ratio (CMRR): With a CMRR of 120 dB to 140 dB, it is suitable for noisy environments where accurate amplification of differential signals is crucial.
- Low Noise and High Bandwidth: The amplifier achieves a high degree of precision and maintains low noise over its operating frequency range.
- Compact Packaging: Encapsulated in a SOT-23-5 package, it is ideal for space-constrained applications.
- RoHS Compliance: The device meets RoHS standards with a matte tin (Sn) annealed terminal finish.
Applications
- Education and Research: Suitable for laboratory equipment and research projects requiring high precision measurements and stable voltage amplification over time and temperature variations.
- Computing and Data Storage: Can be used in data acquisition systems for accurate amplification of analog signals before digital conversion and in power supply control circuits within computing infrastructures.
- Telecommunications: Ideal for filtering and amplification tasks in communication devices where precision and stability are critical for signal integrity.
- Internet of Things (IoT): Beneficial for IoT devices operating under varying environmental conditions, ensuring consistent performance over a broad temperature range.
Q & A
- What is the operating frequency of the AD8628ARTZ-REEL7?
The AD8628ARTZ-REEL7 operates at a frequency of 2.5 MHz.
- What is the input offset voltage of the AD8628ARTZ-REEL7?
The input offset voltage ranges from 1 µV to 10 µV over the operating temperature range of -40°C to 125°C.
- What is the common-mode rejection ratio (CMRR) of the AD8628ARTZ-REEL7?
The CMRR is between 120 dB and 140 dB over the operating temperature range.
- What is the supply voltage range for the AD8628ARTZ-REEL7?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the maximum supply current per amplifier for the AD8628ARTZ-REEL7?
The maximum supply current per amplifier is 1.2 mA.
- What is the operating temperature range of the AD8628ARTZ-REEL7?
The operating temperature range is from -40°C to 125°C.
- What packaging does the AD8628ARTZ-REEL7 come in?
The device is encapsulated in a SOT-23-5 package.
- Is the AD8628ARTZ-REEL7 RoHS compliant?
Yes, the device is RoHS compliant with a matte tin (Sn) annealed terminal finish.
- What are some typical applications for the AD8628ARTZ-REEL7?
Typical applications include laboratory equipment, data acquisition systems, telecommunications, and IoT devices.
- How does the AD8628ARTZ-REEL7 achieve zero-drift capability?
The device achieves zero-drift capability through a patented combination of auto-zeroing and chopping.
