Overview
The AD629AR-REEL7 is a high common-mode voltage difference amplifier produced by Analog Devices Inc. This component is designed to accurately measure differential signals in the presence of high common-mode voltages, making it a versatile tool in various industrial and measurement applications. It operates over a wide power supply range and offers high accuracy DC performance and excellent AC specifications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package / Case | 8-SOIC (0.154, 3.90mm Width) |
| Number of Pins | 8 |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage | ±2.5V to ±18V |
| Common Mode Rejection Ratio (CMRR) | 86 dB |
| Input Offset Voltage (Vos) | 200 μV |
| Slew Rate | 2.1 V/μs |
| Bandwidth | 500 kHz |
| Output Current per Channel | 25 mA |
| Power Supply Rejection Ratio (PSRR) | 84 dB |
| Settling Time | 15 μs |
Key Features
- High common-mode voltage range up to ±270 V
- Input protection to ±500 V common mode and ±500 V differential mode
- Wide power supply range (±2.5 V to ±18 V)
- High accuracy DC performance with low offset and low gain error drift
- Excellent AC specifications including high CMRR and low noise
- Low power consumption with a maximum supply current of 1 mA
- Available in 8-lead SOIC package
Applications
- High voltage current sensing
- Battery cell voltage monitors
- Power supply current monitors
- Motor controls
- Isolation applications where galvanic isolation is not required
Q & A
- What is the common-mode voltage range of the AD629AR-REEL7?
The AD629AR-REEL7 has a common-mode voltage range up to ±270 V.
- What is the input protection level of the AD629AR-REEL7?
The inputs are protected from common-mode or differential mode transients up to ±500 V.
- What is the power supply range for the AD629AR-REEL7?
The device operates over a power supply range of ±2.5 V to ±18 V.
- What is the typical slew rate of the AD629AR-REEL7?
The typical slew rate is 2.1 V/μs.
- What is the bandwidth of the AD629AR-REEL7?
The bandwidth is 500 kHz.
- What is the maximum output current per channel for the AD629AR-REEL7?
The maximum output current per channel is 25 mA.
- What is the common-mode rejection ratio (CMRR) of the AD629AR-REEL7?
The CMRR is 86 dB.
- What is the settling time of the AD629AR-REEL7?
The settling time is 15 μs.
- In what package is the AD629AR-REEL7 available?
The AD629AR-REEL7 is available in an 8-lead SOIC package.
- What are some typical applications of the AD629AR-REEL7?
Typical applications include high voltage current sensing, battery cell voltage monitors, power supply current monitors, motor controls, and isolation applications where galvanic isolation is not required.
