LT1013_15 Datasheet, PDF (16/26 Pages) Linear Technology – Dual Precision Op Amp

LT1013/LT1014
typical Applications
5V
Q3
2N2905
5V Powered 4mA to 20mA Current Loop Transmitter^†
820Ω
68Ω
Q4
2N2222
2k
100pF
† _{12-BIT ACCURACY.}
* 1% FILM.
T1 = PICO-31080.
74C04
(6)
T1
Q1
2N2905
10µF
10k
0.33
0.002
10k
5V
8
2
1
A1
1/2 LT1013
3
4k*
+
820Ω
100k
Q2
2N2905
4
4.3k
5V
10k*
1k
4mA
TRIM ₇
LT1004
1.2V
6
A2
1/2 LT1013
5
INPUT
0V TO 4V
10µF
1N4002 (4)
10k*
10k*
20mA
TRIM
80k*
100Ω*
4mA TO 20mA OUT
TO LOAD
2.2kΩ MAXIMUM
1013/14 TA13
Fully Floating Modification to 4mA-20mA Current Loop^†
T1
5V
8
6
100k
TO INVERTER 7
DRIVE
A1
1/2 LT1013
5
3
1
A2
1/2 LT1013
2
68k*
0.1Ω
4
10k*
4.3k
5V
LT1004
1.2V
4k* ^301Ω*
1k
20mA
TRIM
2k
4mA
TRIM
INPUT
0V TO 4V
10µF
1N4002 (4)
† _{8-BIT ACCURACY.}
4mA TO 20mA OUT
FULLY FLOATING
1013/14 TA14
16
10134fd