TLE2141-Q1 Datasheet, PDF (19/23 Pages) Texas Instruments – Excalibur™ LOW-NOISE HIGH-SPEED PRECISION OPERATIONAL AMPLIFIERS

TLE2141-Q1
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APPLICATION INFORMATION
SLOS525 – SEPTEMBER 2011
Input Offset Voltage Nulling
The TLE2141-Q1 offers external null pins that can be used to further reduce the input offset voltage. If this
feature is desired, connect the circuit of Figure 36 as shown. If external nulling is not needed, the null pins may
be left unconnected.
IN+ ³
+
IN- ²
–
6 _OUT
5 ^{5 kW} 1
OFFSET N2
OFFSET N1
1 kW
V_CC– (split supply)
GND (single supply)
Figure 36. Input Offset Voltage Null Circuit
Copyright © 2011, Texas Instruments Incorporated
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