ZHCSGR1A
August 2017 – January 2018
INA828
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
INA828 简化内部原理图
输入失调电压漂移的典型分布
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Setting the Gain
7.3.1.1
Gain Drift
7.3.2
EMI Rejection
Table 2.
INA828 EMIRR for Frequencies of Interest
7.3.3
Input Common-Mode Range
7.3.4
Input Protection
7.3.5
Operating Voltage
7.4
Device Functional Modes
8
Application and Implementation
8.1
Reference Terminal
8.2
Input Bias Current Return Path
8.3
PCB Assembly Effects on Precision
8.4
Typical Application
8.4.1
Design Requirements
8.4.2
Detailed Design Procedure
8.4.3
Application Curves
8.5
Other Application Examples
8.5.1
Resistance Temperature Detector Interface
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
器件和文档支持
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Community Resources
11.4
商标
11.5
静电放电警告
11.6
Glossary
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
D|8
MSOI002K
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsgr1a_oa
zhcsgr1a_pm
1
特性
精密仪表放大器演变:
第二代:INA828
第一代:INA128
低失调电压:最大值为 50µV
增益漂移:5ppm/°C (G = 1),50ppm/°C (G > 1)
噪声:7nV/√
Hz
带宽:2MHz (G = 1)、260kHz (G = 100)
与 1nF 电容负载一起工作时保持稳定
输入保护电压高达 ±40V
共模抑制:
最小值为 110dB (G = 10)
电源抑制:最小值为 100dB (G = 1)
电源电流:最大值为 650 µA
电源范围:
单电源:4.5V 至 36V
双电源:±2.25V 至 ±18V
额定温度范围:
–40°C 至 +125°C
封装:8 引脚 SOIC