INA282, INA283
INA284, INA285
INA286
SBOS485A –NOVEMBER 2009–REVISED JULY 2010
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V+ Referenced Output
This mode is set when both reference pins are connected to the positive supply. It is typically used when a
diagnostic scheme requires detection of the amplifier and the wiring before power is applied to the load (as
shown in Figure 35).
ISENSE
Supply
-14V to +80V
Load
V+
V+
+IN
-IN
Æ1
Æ2
Æ2
Æ1
Æ2
Æ2
Æ1
Æ1
OUT
ZerÆ-
Drift
Output
GAIN
PRODUCT
50V/V
INA282
INA286
INA283
INA284
INA285
33.3kW
33.3kW
100V/V
200V/V
500V/V
1000V/V
REF2
REF1
GND
Figure 35. V+ Referenced Output
16
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