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INA597IDGKT PDF预览

INA597IDGKT

更新时间: 2024-09-26 11:07:51
品牌 Logo 应用领域
德州仪器 - TI 放大器
页数 文件大小 规格书
47页 3383K
描述
精密(200µV 失调电压)、2MHz、88dB CMRR、低功耗、e-trim™ 差分放大器 | DGK | 8 | -40 to 125

INA597IDGKT 数据手册

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INA597  
SBOS385B – AUGUST 2019 – REVISED APRIL 2021  
INA597 High-Precision, Wide-Bandwidth e-trim™ Difference Amplifier  
1 Features  
3 Description  
Low offset voltage: 200 μV (maximum)  
Low offset voltage drift: ±5 μV/°C (maximum)  
Low noise: 18 nV/√Hz at 1 kHz  
Low gain error: ±0.03% (maximum)  
High common-mode rejection: 88 dB (minimum)  
Wide bandwidth: 2-MHz GBW  
Low quiescent current: 1.1 mA per amplifier  
High slew rate: 18 V/μs  
High capacitive load drive capability: 500 pF  
Wide supply range:  
– Single-supply: 4.5 V to 36 V  
– Dual-supply: ±2.25 V to ±18 V  
Specified temperature range:  
–40°C to +125°C  
Packages: 8-pin SOIC and VSSOP, 10-pin VSON  
The INA597 is  
a
low-power, wide-bandwidth,  
difference amplifier for cost-sensitive applications.  
The INA597 consists of a precision operational  
amplifier (op amp) and a precision resistor network.  
Excellent tracking of resistors maintains gain accuracy  
and common-mode rejection over temperature.  
Unique features such as low offset (200 μV,  
maximum), low offset drift (5 μV/°C maximum) high  
slew rate (18 V/μs), and high capacitive load drive  
of up to 500 pF make the INA597 a robust,  
high-performance difference amplifier for high-voltage  
industrial applications.  
The common-mode range of the internal op amp  
extends to the negative supply, and enables the  
device to operate in single-supply applications. The  
device operates on single (4.5 V to 36 V) or dual  
supplies (±2.25 V to ±18 V).  
2 Applications  
Data acquisition (DAQ)  
Sensor modules and tags for asset tracking  
Flow transmitter  
Optical module  
Power supply module  
AC drive position feedback  
Servo drive position feedback  
Voltage conditioning module  
The difference amplifier is the foundation of many  
commonly used circuits. The INA597 provides this  
circuit function without using an expensive precision  
resistor network.  
Device Information  
PART NUMBER  
PACKAGE(1)  
BODY SIZE (NOM)  
4.90 mm × 3.91 mm  
3.00 mm × 3.00 mm  
3.00 mm × 3.00 mm  
SOIC (8)  
INA597  
VSON (10)  
VSSOP (8)  
(1) For all available packages, see the package option  
addendum at the end of the data sheet.  
VCC  
20  
15  
10  
5
V+  
INA597  
SENSE  
œIN  
6 k  
6 kꢀ  
12 kꢀ  
12 kꢀ  
œ
ADC  
16 Bits Out  
AIN  
OUT  
REF  
+
+IN  
Vœ  
1
2
V
=
V+IN - VœIN  
(
)
OUT  
0
-80  
-60  
-40  
-20  
0
20  
40  
60  
80  
Differential Input Data Acquisition  
D004  
Offset Voltage (mV)  
Typical Distribution of Offset Voltage (RTO)  
G = 1/2, VS = ±18 V  
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,  
intellectual property matters and other important disclaimers. PRODUCTION DATA.  
 
 
 

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