TSC102IPT Просмотр технического описания (PDF) - STMicroelectronics

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TSC102IPT

High-side current sense amplifier plus signal conditioning amplifier

STMicroelectronics 

Application information

7

Application information

TSC102

The TSC102 can be used to measure current and feed back the information to a

microcontroller, as shown in Figure 21.

Figure 21. Typical application schematic

5V

Iload Vp

8

Rsense Vm

Vsense

load

1

Gnd

2

TSC102

A1

A2

3

4

6

Vcc

A3

7

Out

5

Vout

Vreg

VCC Microcontroller

ADC

GND

AM04511

This fully-accessible output amplifier offers wide schematic possibilities, as shown in the

following examples.

Figure 22. Gain higher than 20

5V

Vsense

TSC102

6

Vcc

Vp

8

Out

5

Vm

1

R1

Gnd

2

A1

A2

3

4

A3

7

R2

Vout = Av.(1+R1/R2).Vsense

AM04512

16/23

DocID16754 Rev 3

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