Overview
The AD8223BRZ-R7 is a single-supply, low-cost instrumentation amplifier produced by Analog Devices Inc. This component is designed to provide high performance and reliability in a compact package. It is particularly suited for applications requiring high gain and low power consumption, making it ideal for battery-powered devices. The AD8223BRZ-R7 offers superior linearity, temperature stability, and reliability, replacing traditional discrete instrumentation amplifier designs with a more integrated and efficient solution.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | Instrumentation Amplifier | |
| Package / Case | MSOP-8, SOIC-8 | |
| Number of Channels | 1 Channel | |
| CMRR - Common Mode Rejection Ratio | 90 dB | |
| Ib - Input Bias Current | 12 nA | |
| Vos - Input Offset Voltage | 25 μV | |
| Supply Voltage - Max | 24 V | |
| Supply Voltage - Min | 3 V | |
| Operating Supply Current | 500 μA | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | +85°C | |
| Output Type | Rail-to-Rail | |
| Slew Rate | 0.3 V/μs | |
| -3 dB Bandwidth | 200 kHz (G = 5, 10), 70 kHz (G = 100), 7 kHz (G = 1000) |
Key Features
- High Gain Accuracy: The AD8223BRZ-R7 provides high gain accuracy with a gain range of 5 to 1000, making it suitable for a variety of applications.
- Low Power Consumption: It operates with low power consumption, typically 1.5 mW at 3 V, which is ideal for battery-powered devices.
- Rail-to-Rail Output: The amplifier features a rail-to-rail output stage, maximizing the dynamic range when operating from low supply voltages.
- High CMRR: The component offers a high common-mode rejection ratio (CMRR) of up to 90 dB, ensuring minimal interference from common-mode signals.
- Wide Supply Voltage Range: It can operate from a single supply voltage ranging from 3 V to 24 V or from dual supplies ranging from ±2 V to ±12 V.
- Compact Package: Available in MSOP-8 and SOIC-8 packages, making it suitable for space-constrained designs.
Applications
- Medical Devices: Suitable for medical equipment such as ECG and EEG monitors due to its high CMRR and low noise.
- Industrial Automation: Used in industrial control systems, sensors, and data acquisition systems where high accuracy and reliability are required.
- Aerospace and Defense: Employed in various aerospace and defense applications where robust performance and reliability are critical.
- Automotive Systems: Applied in automotive sensors and control systems that demand high performance and durability.
- Battery-Powered Devices: Ideal for battery-powered devices due to its low power consumption and wide supply voltage range.
Q & A
- What is the typical input bias current of the AD8223BRZ-R7?
The typical input bias current is 12 nA.
- What is the maximum operating temperature of the AD8223BRZ-R7?
The maximum operating temperature is +85°C.
- What is the common-mode rejection ratio (CMRR) of the AD8223BRZ-R7?
The CMRR is up to 90 dB.
- What is the slew rate of the AD8223BRZ-R7?
The slew rate is 0.3 V/μs.
- What are the available package types for the AD8223BRZ-R7?
The available package types are MSOP-8 and SOIC-8.
- What is the supply voltage range for the AD8223BRZ-R7?
The supply voltage range is from 3 V to 24 V for single supply and ±2 V to ±12 V for dual supply.
- What is the typical operating supply current of the AD8223BRZ-R7?
The typical operating supply current is 500 μA.
- What is the -3 dB bandwidth of the AD8223BRZ-R7 at different gains?
The -3 dB bandwidth is 200 kHz (G = 5, 10), 70 kHz (G = 100), and 7 kHz (G = 1000).
- Is the AD8223BRZ-R7 suitable for battery-powered devices?
Yes, it is suitable due to its low power consumption and wide supply voltage range.
- What are some common applications of the AD8223BRZ-R7?
Common applications include medical devices, industrial automation, aerospace and defense, automotive systems, and battery-powered devices.
