Datasheet

LT1014, LT1014A, LT1014D
QUAD PRECISION OPERATIONAL AMPLIFIERS
SLOS039D − JULY 1989 − REVISED AUGUST 2009
22
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
To
Inverter
Driver
5 V
100 kΩ
10 kΩ
†
68 kΩ
†
4.3 kΩ
5 V
LT1004
1.2 V
4 kΩ
†
2 kΩ
4-mA
Trim
IN
0 to 4 V
1 kΩ
20-mA
Trim
301 Ω
†
0.1 Ω
T1
10 µF
4-mA to 20-mA OUT
Fully Floating
1N4002 (4)
†
1% film resistor
+
−
1/4
LT1014
1/4
LT1014
+
−
+
Figure 31. Fully Floating Modification to 4-mA to 20-mA Current-Loop Transmitter With 8-Bit Accuracy
IN+
IN−
5 V
OUT A
R2
R1
1 µF
1 µF
1/2 LTC1043
NOTE A: V
IO
= 150 µV, A
VD
= (R1/R2) + 1, CMRR = 120 dB, V
ICR
= 0 to 5 V
1/4
LT1014
+
−
6
18 15
5
6
8
4
7
2
3
IN+
IN−
OUT B
R2
R1
1 µF
1 µF
1/2 LTC1043
1/4
LT1014
+
−
7
13 14
3
2
1
11
12
5
8
0.01 µF
Figure 32. 5-V Single-Supply Dual Instrumentation Amplifier