LT1013 Datasheet, PDF (21/33 Pages) Linear Technology – Quad Precision Op Amp

typical applications
5V
Q3
2N2905
68 Ω
LT1013, LT1013A, LT1013D
DUAL PRECISION OPERATIONAL AMPLIFIERS
SLOS018H − MAY 1988 − REVISED NOVEMBER 2004
APPLICATION INFORMATION
SN74HC04 (6)
820 Ω
Q1
2N2905
T1‡
+
10 µF
1N4002 (4)
+
10 µF
0.33 µF
0.002 µF
10 kΩ 10 kΩ
Q2
2N2905
820 Ω
Q4
2N2222
2 kΩ
100 pF
5V
−
1/2
LT1013
+
4 kΩ^†
10 kΩ^†
4.3 kΩ
5V
LT1004
1.2 V
1 kΩ
4-mA
Trim
100 kΩ
−
1/2
LT1013
+
10 kΩ^†
10 kΩ^†
100 Ω^†
20-mA Trim
80 kΩ^†
4 mA to 20 mA
to Load
2.2 kΩ Max
† _{1% film resistor. Match 10-kΩ resistors to within 0.05%.}
‡ _{T1 = PICO-31080}
IN
0 to 4 V
Figure 30. 5-V 4-mA to 20-mA Current-Loop Transmitter With 12-Bit Accuracy
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