LT1014DMDWG4 Datasheet, PDF (22/32 Pages) Texas Instruments – QUAD PRECISION OPERATIONAL AMPLIFIERS

LT1014, LT1014A, LT1014D
QUAD PRECISION OPERATIONAL AMPLIFIERS
SLOS039D − JULY 1989 − REVISED AUGUST 2009
APPLICATION INFORMATION
To
Inverter
Driver
0.1 Ω
T1
5V
−
1/4
LT1014
+
100 kΩ
+
1/4
LT1014
−
68 kΩ^†
10 kΩ^†
10 µF
+
1N4002 (4)
4-mA to 20-mA OUT
Fully Floating
4.3 kΩ
5V
LT1004
1.2 V
† _{1% film resistor}
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
IN+ ⁶
5
18
IN−
2
1 µF
3
15
5V
5+
8
1/4
1 µF LT1014
6
−
4
7
OUT A
R2
R1
1/2 LTC1043
7
8
IN+
13
IN−
11
1 µF
12
14
3+
1/4
1 µF LT1014
2
−
0.01 µF
1
OUT B
R2
R1
NOTE A: V_IO = 150 µV, A_VD = (R1/R2) + 1, CMRR = 120 dB, V_ICR = 0 to 5 V
Figure 32. 5-V Single-Supply Dual Instrumentation Amplifier
22
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