Datasheet
ADDITIONAL APPLICATION EXAMPLES
R
3
R
2
V
IN
+2.7V
R
66.5
1
W
C
1.5nF
1
C
1 F
2
m
VREF
A0+
REF3312
+2.7V
V
CC
V
SS
16-Bit
ADC
MSP430x20x3PW
OPA379
R
1
V
EX
V
OUT
V
REF
R
1
OPA379
R
R
R R
V
S
OPA379
ADS1100
Load
V
I C
2
R
1
4.99kW
R
3
4.99kW
R
4
48.7kW
R
2
49.9kW
+5V
3V
REF3130
R
7
1.18kW
R
SHUNT
1W
R
6
71.5kW
R
N
56W
R
N
56W
(PGAGain=4)
FS=3.0V
StrayGround-LoopResistance
I
LOAD
OPA379
OPA2379
OPA4379
SBOS347D – NOVEMBER 2005 – REVISED MAY 2008 ...................................................................................................................................................
www.ti.com
Figure 25 through Figure 29 illustrate additional application examples.
Figure 25. Unipolar Signal Chain Configuration
Figure 26. Single Op Amp Bridge Amplifier
NOTE: 1% resistors provide adequate common-mode rejection at small ground-loop errors.
Figure 27. Low-Side Current Monitor
12 Submit Documentation Feedback Copyright © 2005 – 2008, Texas Instruments Incorporated
Product Folder Link(s): OPA379 OPA2379 OPA4379