LT1013 Datasheet, PDF (22/33 Pages) Linear Technology – Quad Precision Op Amp

LT1013, LT1013A, LT1013D
DUAL PRECISION OPERATIONAL AMPLIFIERS
SLOS018H − MAY 1988 − REVISED NOVEMBER 2004
APPLICATION INFORMATION
T1
0.1 Ω
1N4002 (4)
To Inverter
Drive
5V
+
1/2
LT1013
−
100 kΩ
+
1/2
LT1013
−
68 kΩ^†
10 kΩ^†
+
10 µF
4 mA to 20 mA
Fully Floating
4.3 kΩ
5V
† _{1% film resistor}
LT1004
1.2 V
4 kΩ^†
2 kΩ
4-mA
Trim
IN
0 to 4 V
301 Ω^†
1 kΩ
20-mA
Trim
Figure 31. Fully Floating Modification to 4-mA to 20-mA Current-Loop Transmitter With 8-Bit Accuracy
1/2 LTC1043
6
5
IN+
1 µF ²
IN− ¹⁸
3
15
5V
5
1 µF
6
+
8
1/2
LT1013
−
4
7
OUT A
R2
R1
1/2 LTC1043
7
IN+
8
1 µF 11
13
IN−
12
14
3+
1/2
1 µF
2
LT1013
−
0.01 µF
1
OUT B
R2
R1
NOTE A: VIO = 150 µV, AVD = (R1/R2) + 1, CMRR = 120 dB, VICR = 0 to 5 V
Figure 32. 5-V Single-Supply Dual Instrumentation Amplifier
22
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