OPA191 Datasheet, PDF (36/45 Pages) Texas Instruments – Low Offset Voltage, Low Input Bias Current Op Amp

OPA191, OPA2191, OPA4191
SBOS701 – DECEMEBER 2015
11.2 Layout Example
VIN
RG
+
RF
VOUT
(Schematic Representation)
Run the input traces
as far away from
the supply lines
as possible
Place components
close to device and to
each other to reduce
parasitic errors
RG
GND
VIN
RF
N/C
±IN
+IN
V±
N/C
V+
OUTPUT
N/C
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VS+
GND
Use low-ESR, ceramic
bypass capacitor
Use low-ESR,
ceramic bypass
capacitor
GND
VS±
VOUT
Ground (GND) plane on another layer
Figure 65. Operational Amplifier Board Layout for Noninverting Configuration
36
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