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LT1787HVCS8#TRPBF PDF预览

LT1787HVCS8#TRPBF

更新时间: 2024-02-08 00:31:44
品牌 Logo 应用领域
凌特 - Linear 模拟IC信号电路放大器
页数 文件大小 规格书
12页 209K
描述
LT1787 - Precision, High Side Current Sense Amplifiers; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C

LT1787HVCS8#TRPBF 技术参数

是否Rohs认证: 符合生命周期:Transferred
零件包装代码:SOIC包装说明:SOP, SOP8,.25
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5模拟集成电路 - 其他类型:ANALOG CIRCUIT
JESD-30 代码:R-PDSO-G8JESD-609代码:e3
长度:4.9025 mm湿度敏感等级:1
功能数量:1端子数量:8
最高工作温度:70 °C最低工作温度:
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峰值回流温度(摄氏度):260
电源:2.5/60 V认证状态:Not Qualified
座面最大高度:1.752 mm子类别:Other Analog ICs
最大供电电流 (Isup):0.12 mA最大供电电压 (Vsup):60 V
最小供电电压 (Vsup):2.5 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:BIPOLAR
温度等级:COMMERCIAL端子面层:Matte Tin (Sn)
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:30
宽度:3.899 mmBase Number Matches:1

LT1787HVCS8#TRPBF 数据手册

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LT1787/LT1787HV  
Precision, High Side  
Current Sense Amplifiers  
U
DESCRIPTIO  
FEATURES  
The LT®1787 is a complete micropower precision high  
side current sense amplifier. The LT1787 monitors bidi-  
rectional currents via the voltage across an external sense  
resistor. A current or voltage output depicts the direction  
and magnitude of the sense current. The LT1787 delivers  
greater than a 12-bit dynamic range with ultralow 40µV  
input offset voltage compared to a typical 250mV full-  
scale input voltage. A fixed gain of 8 is set by onboard  
precision resistors. Input signal filtering is easily imple-  
mented with a capacitor between the FILand FIL+ pins.  
The LT1787HV operates from 2.5V to 60V total supply  
voltage and the LT1787 operates from 2.5V to 36V total  
supply voltage. Both versions have a PSRR in excess of  
120dB. The LT1787/LT1787HV draw only 60µA and are  
available in 8-lead SO and MSOP packages.  
Input Offset Voltage: 75µV (Max)  
60V Supply Operation (LT1787HV)  
12-Bit Dynamic Range  
Operating Current: 60µA  
User-Selectable External Sense Resistor  
Bidirectional High Side Current Sensing  
Unidirectional or Bidirectional Output  
Input Noise Filtering  
Available in 8-Lead SO and MSOP Packages  
U
APPLICATIO S  
Battery Monitoring  
Power Monitoring  
Portable Phones  
Cellular Phones  
Portable Test/Measurement Systems  
Battery-Operated Systems  
, LTC and LT are registered trademarks of Linear Technology Corporation.  
U
TYPICAL APPLICATIO  
12-Bit Dynamic Resolution Unidirectional Output into LTC®1286 ADC  
Input Offset Voltage vs Supply Voltage  
50  
40  
30  
20  
R
SENSE  
0.0016  
I = 100A  
TO  
LOAD  
2.5V TO 60V  
1
8
+
+
FIL  
FIL  
LT1787HV  
V
V
S
2
3
S
7
6
R1  
15k  
10  
C1  
5V  
1µF  
V
R
BIAS  
0
–10  
–20  
DNC  
OUT  
20k  
V
V
CC  
REF  
4
5
CS  
CLK  
V
+IN  
EE  
LTC1286  
TO µP  
V
OUT  
–30  
–40  
–50  
–IN  
D
OUT  
GND  
C2  
0.1µF  
1787 TA01  
LT1634-1.25  
V
= V  
+ (8 • I  
• R  
)
SENSE  
OUT  
BIAS  
LOAD  
0
10  
30  
40  
50  
60  
20  
TOTAL SUPPLY VOLTAGE (V)  
1787 TA01b  
1

LT1787HVCS8#TRPBF 替代型号

型号 品牌 替代类型 描述 数据表
LT1787HVCS8#PBF Linear

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LT1787 - Precision, High Side Current Sense Amplifiers; Package: SO; Pins: 8; Temperature

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