Overview
The ADA4627-1BRZ-RL, produced by Analog Devices Inc., is a high-speed precision operational amplifier designed for applications requiring low noise, low offset voltage, and low drift. This device is part of a series of high-speed precision op amps that offer excellent performance characteristics, making it suitable for a variety of precision analog circuits. The ADA4627-1 operates from ±5 V to ±18 V supply voltages and is available in compact 8-lead LFCSP and 8-lead SOIC packages, making it versatile for different design needs.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Offset Voltage | VOS | 70 | 200 | 300 | µV |
| Offset Voltage Drift | ∆VOS/∆T | 1 | 2 | 3 | µV/°C |
| Input Bias Current | IB | 1 | 5 | 5 | pA |
| Common-Mode Rejection Ratio | CMRR | 106 | 116 | 100 | dB |
| Large Signal Voltage Gain | AVO | 112 | 120 | 106 | dB |
| Slew Rate | SR | 40 | 56/783 | V/µs | |
| Settling Time to 0.01% | tS | 550 | ns | ||
| Gain Bandwidth Product | GBP | 164 | MHz |
Key Features
- Low Noise and Offset: The ADA4627-1 features a typical offset voltage of only 70 µV and noise of 0.86 µV p-p (0.1 Hz to 10 Hz), making it ideal for precision applications.
- Low Drift: The device has an average offset voltage drift of less than 1 µV/°C, ensuring stable performance over a wide temperature range.
- High Speed: With a slew rate of up to 56 V/µs and a gain bandwidth product of 164 MHz, this op amp is suitable for high-speed applications.
- Wide Supply Range: The ADA4627-1 operates from ±5 V to ±18 V, providing flexibility in system design.
- Compact Packaging: Available in 8-lead LFCSP and 8-lead SOIC packages, making it suitable for space-constrained designs.
Applications
- Precision Instrumentation: Ideal for applications requiring high accuracy and low noise, such as precision measurement instruments and data acquisition systems.
- Medical Devices: Suitable for medical equipment where low noise and high precision are critical, such as ECG and EEG machines.
- Aerospace and Defense: Used in various aerospace and defense applications where high reliability and precision are essential.
- Industrial Automation: Applicable in industrial control systems and automation where precise signal processing is required.
Q & A
- What is the typical offset voltage of the ADA4627-1?
The typical offset voltage of the ADA4627-1 is 70 µV.
- What is the input bias current of the ADA4627-1?
The input bias current of the ADA4627-1 is typically 1 pA.
- What is the slew rate of the ADA4627-1?
The slew rate of the ADA4627-1 is up to 56 V/µs.
- What are the available package options for the ADA4627-1?
The ADA4627-1 is available in 8-lead LFCSP and 8-lead SOIC packages.
- What is the gain bandwidth product of the ADA4627-1?
The gain bandwidth product of the ADA4627-1 is 164 MHz.
- What is the common-mode rejection ratio (CMRR) of the ADA4627-1?
The CMRR of the ADA4627-1 is typically 116 dB.
- What is the operating temperature range of the ADA4627-1?
The ADA4627-1 operates over an industrial temperature range of −25°C to +85°C and an extended industrial temperature range of −40°C to +125°C.
- What are some typical applications of the ADA4627-1?
The ADA4627-1 is typically used in precision instrumentation, medical devices, aerospace and defense, and industrial automation.
- What is the noise performance of the ADA4627-1?
The ADA4627-1 has a noise of 0.86 µV p-p (0.1 Hz to 10 Hz).
- What is the settling time to 0.01% for the ADA4627-1?
The settling time to 0.01% for the ADA4627-1 is 550 ns.
