參數(shù)資料
型號(hào): LM723CN
廠商: 意法半導(dǎo)體
英文描述: HIGH PRECISION VOLTAGE REGULATOR
中文描述: 高精度電壓調(diào)節(jié)器
文件頁(yè)數(shù): 5/14頁(yè)
文件大?。?/td> 470K
代理商: LM723CN
Maximum Power Ratings
TABLE 1. Resistor Values (k
) for Standard Output Voltage
Positive
Output
Voltage
Applicable
Figures
Fixed
Output
±
5%
R1
4.12
3.57
2.15
1.15
1.87
4.87
7.87
21.0
3.57
3.57
Output
Adjustable
±
10%
(Note 6)
R1
P1
1.8
0.5
1.5
0.5
0.75
0.5
0.5
0.5
0.75
1.0
2.0
1.0
3.3
1.0
5.6
1.0
2.2
10
2.2
10
Negative
Output
Voltage
Fixed
Output
±
5%
R1
3.57
3.57
3.57
3.48
3.57
3.65
3.57
3.57
3.57
3.57
5% Output
Adjustable
±
10%
R1
P1
2.2
10
2.2
10
1.2
0.5
1.2
0.5
1.2
0.5
1.2
0.5
1.2
0.5
2.2
10
2.2
10
2.2
10
Applicable
Figures
(Note 5)
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
R2
3.01
3.65
4.99
6.04
7.15
7.15
7.15
7.15
48.7
78.7
R2
1.2
1.5
2.2
2.7
2.7
3.0
3.0
2.0
39
68
R2
102
255
2.43
5.36
8.45
11.5
24.3
41.2
97.6
249
R2
91
240
0.75
2.0
3.3
4.3
10
33
91
240
+3.0
+3.6
+5.0
+6.0
+9.0
+12
+15
+28
+45
+75
+100
+250
7
7
6 (Note 7)
9
12
15
28
45
100
250
3, (10)
3, 10
3, 10
3, 10
3, 10
8
8
8
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
Noise vs Filter Capacitor
(C
in Circuit of
Figure 1
)
(Bandwidth 100 Hz to 10 kHz)
DS008563-31
LM723
Power Dissipation vs
Ambient Temperature
DS008563-32
LM723C
Power Dissipation vs
Ambient Temperature
DS008563-33
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