Maximum Power Ratings
Noise vs Filter Capacitor
(C
REF
in Circuit of
Figure 1
)
(Bandwidth 100 Hz to 10 kHz)
LM723
Power Dissipation vs
Ambient Temperature
LM723C
Power Dissipation vs
Ambient Temperature
DS008563-31
DS008563-32
DS008563-33
TABLE 1. Resistor Values (kΩ) for Standard Output Voltage
Positive
Output
Voltage
(Note 5)
+3.0
+3.6
+5.0
+6.0
+9.0
+12
+15
+28
+45
+75
1, 5, 6, 9, 12 (4)
1, 5, 6, 9, 12 (4)
1, 5, 6, 9, 12 (4)
1, 5, 6, 9, 12 (4)
2, 4, (5, 6, 9, 12)
2, 4, (5, 6, 9, 12)
2, 4, (5, 6, 9, 12)
2, 4, (5, 6, 9, 12)
7
7
Applicable
Figures
Fixed
Output
Output
Adjustable
Negative
Output
Voltage
+100
+250
−6 (Note 7)
−9
−12
−15
−28
−45
−100
−250
Applicable
Figures
7
7
3, (10)
3, 10
3, 10
3, 10
3, 10
8
8
8
Fixed
Output
5% Output
Adjustable
±
5%
R1
4.12
3.57
2.15
1.15
1.87
4.87
7.87
21.0
3.57
3.57
R2
3.01
3.65
4.99
6.04
7.15
7.15
7.15
7.15
48.7
78.7
±
10%
(Note 6)
R1
1.8
1.5
0.75
0.5
0.75
2.0
3.3
5.6
2.2
2.2
P1
0.5
0.5
0.5
0.5
1.0
1.0
1.0
1.0
10
10
R2
1.2
1.5
2.2
2.7
2.7
3.0
3.0
2.0
39
68
±
5%
R1
3.57
3.57
3.57
3.48
3.57
3.65
3.57
3.57
3.57
3.57
R2
102
255
2.43
5.36
8.45
11.5
24.3
41.2
97.6
249
R1
2.2
2.2
1.2
1.2
1.2
1.2
1.2
2.2
2.2
2.2
±
10%
P1
10
10
0.5
0.5
0.5
0.5
0.5
10
10
10
R2
91
240
0.75
2.0
3.3
4.3
10
33
91
240
TABLE 2. Formulae for Intermediate Output Voltages
Outputs from +2 to +7 volts
(Figures
1, 4, 5, 6, 9, 12
Outputs from +4 to +250 volts
(Figure
7)
Current Limiting
Outputs from +7 to +37 volts
(Figures
2, 4, 5, 6, 9, 12)
Outputs from −6 to −250 volts
(Figures
3, 8, 10)
Foldback Current Limiting
5
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