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INA121U/2K5G4 PDF预览

INA121U/2K5G4

更新时间: 2024-02-13 09:41:19
品牌 Logo 应用领域
德州仪器 - TI 放大器仪表光电二极管仪表放大器
页数 文件大小 规格书
17页 361K
描述
FET 输入低功耗仪表放大器 | D | 8

INA121U/2K5G4 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SOIC
包装说明:SOP, SOP8,.25针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01风险等级:5.14
放大器类型:INSTRUMENTATION AMPLIFIER最大平均偏置电流 (IIB):0.00005 µA
标称带宽 (3dB):0.6 MHz最小共模抑制比:78 dB
最大输入失调电流 (IIO):5e-7 µA最大输入失调电压:500 µV
JESD-30 代码:R-PDSO-G8JESD-609代码:e4
长度:4.9 mm湿度敏感等级:3
标称负供电电压 (Vsup):-15 V最大非线性:0.002%
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP8,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE包装方法:TR
峰值回流温度(摄氏度):260电源:+-15 V
认证状态:Not Qualified座面最大高度:1.75 mm
标称压摆率:0.7 V/us子类别:Instrumentation Amplifier
最大压摆率:0.525 mA标称供电电压 (Vsup):15 V
表面贴装:YES温度等级:INDUSTRIAL
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED最大电压增益:10000
最小电压增益:1标称电压增益:10
宽度:3.9 mmBase Number Matches:1

INA121U/2K5G4 数据手册

 浏览型号INA121U/2K5G4的Datasheet PDF文件第2页浏览型号INA121U/2K5G4的Datasheet PDF文件第3页浏览型号INA121U/2K5G4的Datasheet PDF文件第4页浏览型号INA121U/2K5G4的Datasheet PDF文件第5页浏览型号INA121U/2K5G4的Datasheet PDF文件第6页浏览型号INA121U/2K5G4的Datasheet PDF文件第7页 
®
INA121  
INA121  
INA121  
FET-Input, Low Power  
INSTRUMENTATION AMPLIFIER  
FEATURES  
DESCRIPTION  
LOW BIAS CURRENT: ±4pA  
The INA121 is a FET-input, low power instrumenta-  
tion amplifier offering excellent accuracy. Its versatile  
three-op amp design and very small size make it ideal  
for a variety of general purpose applications. Low bias  
current (±4pA) allows use with high impedance  
sources.  
LOW QUIESCENT CURRENT: ±450µA  
LOW INPUT OFFSET VOLTAGE: ±200µV  
LOW INPUT OFFSET DRIFT: ±2µV/°C  
LOW INPUT NOISE:  
20nV/Hz at f = 1kHz (G =100)  
Gain can be set from 1V to 10,000V/V with a single  
external resistor. Internal input protection can with-  
stand up to ±40V without damage.  
HIGH CMR: 106dB  
WIDE SUPPLY RANGE: ±2.25V to ±18V  
LOW NONLINEARITY ERROR: 0.001% max  
INPUT PROTECTION TO ±40V  
The INA121 is laser-trimmed for very low offset  
voltage (±200µV), low offset drift (±2µV/°C), and  
high common-mode rejection (106dB at G = 100). It  
operates on power supplies as low as ±2.25V (+4.5V),  
allowing use in battery operated and single 5V sys-  
tems. Quiescent current is only 450µA.  
8-PIN DIP AND SO-8 SURFACE MOUNT  
APPLICATIONS  
Package options include 8-pin plastic DIP and SO-8  
surface mount. All are specified for the –40°C to  
+85°C industrial temperature range.  
LOW-LEVEL TRANSDUCER AMPLIFIERS  
Bridge, RTD, Thermocouple  
PHYSIOLOGICAL AMPLIFIERS  
ECG, EEG, EMG, Respiratory  
HIGH IMPEDANCE TRANSDUCERS  
CAPACITIVE SENSORS  
MULTI-CHANNEL DATA ACQUISITION  
PORTABLE, BATTERY OPERATED SYSTEMS  
GENERAL PURPOSE INSTRUMENTATION  
V+  
7
INA121  
2
1
Over-Voltage  
Protection  
VIN  
A1  
50kΩ  
RG  
G = 1 +  
40kΩ  
40kΩ  
25kΩ  
25kΩ  
6
5
A3  
VO  
RG  
8
3
A2  
Ref  
Over-Voltage  
Protection  
+
40kΩ  
40kΩ  
VIN  
4
V–  
International Airport Industrial Park  
Mailing Address: PO Box 11400, Tucson, AZ 85734  
Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706  
Telex: 066-6491 FAX: (520) 889-1510  
• Tel: (520) 746-1111 • Twx: 910-952-1111  
Internet: http://www.burr-brown.com/  
FAXLine: (800) 548-6133 (US/Canada Only) Cable: BBRCORP  
Immediate Product Info: (800) 548-6132  
©1997 Burr-Brown Corporation  
PDS-1412A  
Printed in U.S.A. May, 1998  
SBOS078  

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