Analog Devices AD8228 Instrumentation Amplifier Datasheet

AD8228 is a high-performance instrumentation amplifier with features such as ease of use, wide power supply voltage range, and low noise. It is suitable for applications in electronic scales, industrial process control, medical instruments, etc.


Analog Devices AD8228 Instrumentation Amplifier Datasheet - cover page
Brand
Analog Devices
Category
Other Electronics
Document type
Datasheet
Language
Chinese
Pages
24
File format
PDF
File size
611 KB
Published
08 December, 2022
Updated
28 September, 2023
Model
AD8228
MD5 checksum
7B7B434BCF21683CCD9EA94BAF3F8ED1

About this manual

The AD8228 is a high-performance instrumentation amplifier featuring very high gain accuracy. Because all gain-setting resistors are built-in and laser-trimmed, the device offers superior gain accuracy and gain drift performance compared to typical instrumentation amplifiers. Its low voltage offset, low offset drift, low gain drift, high gain accuracy, and high common-mode rejection ratio make it an ideal choice for applications requiring best-in-class DC performance, such as bridge signal conditioning.

The device can be powered by a single or dual supply with a maximum supply voltage of ±18 V, making it suitable for high common-mode input voltage applications. It is available in 8-lead MSOP and SOIC packages and operates over an industrial temperature range of −40°C to +85°C, with an extended operating range of −40°C to +125°C. This manual is written in Chinese.

What's inside

  • Features
  • Applications
  • Overview
  • Schematic
  • Technical Specifications
  • Gain = 10
  • Gain = 100
  • Absolute Maximum Ratings
  • Thermal Resistance
  • Pin Configuration

Specifications

CMRR100 dB

Frequently asked questions

What is the maximum power supply voltage for the AD8228?

The device can operate with a power supply voltage ranging from ±2.3 V to ±18 V.

What is the maximum output short-circuit current?

The maximum output short-circuit current is 18 mA.

What is the minimum common-mode rejection ratio (CMRR) at DC to 60 Hz for Gain = 10?

The minimum CMRR is 94 dB for a 1 kΩ unbalanced signal source.

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