Datasheet

+15V
+5V
12.4kW
Device
REF
V
OUT
±=2.5V 2.3V
REF3225
+2.5V
-15V
4.87kW
100kW
20 W
±10V
4mAto20mA
20mA±
ADC
R
G
INA826
Passive
Integrator
100kW
100kW
REF
G=1
I
P
Mux
Ch1
Serial
Interface
(SPI)
SCLK
DIO
CS
DV
DD
AV
DD
PGA112
PGA113
MSP430
Microcontroller
+3V
REF3312
+3V
GND REF
Rogowski
Coil
1.2V
INA826
www.ti.com SBOS562E –AUGUST 2011–REVISED APRIL 2013
APPLICATION IDEAS
Circuit Breaker
Figure 64 showns the INA826 used in a circuit breaker application.
Figure 64. Circuit Breaker Example
Programmable Logic Controller (PLC) Input
The INA826 used in an example programmable logic controller (PLC) input application is shown in Figure 65.
Figure 65. ±10-V, 4-mA to 20-mA PLC Input
Additional application ideas are shown in Figure 66 to Figure 70.
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