2

2

1

| |

m

m

1

W

1kW

1kW

2

8

8

6

4

2

1

1

4

6

1kW

1kW

10kW

10kW

100kW

INA139-Q1

INA169-Q1

SGLS185E

– SEPTEMBER 2003 – REVISED MAY 2011

www.ti.com

APPLICATIONS

The INA139 is designed for current shunt measurement circuits, as shown in Figure 9, but its basic function is

useful in a wide range of circuitry. A few ideas are illustrated in Figure 12 through Figure 15.

Figure 12. Offsetting the Output Voltage

Figure 13. Bipolar Current Measurement

8

Copyright

© 2003–2011, Texas Instruments Incorporated