LM723CN STMicroelectronics, LM723CN Datasheet - Page 11

• Manufacturer Part Number: LM723CN
• Description: IC VOLT REGULATOR HI PREC 14-DIP
• Manufacturer: STMicroelectronics
• Type: Voltage Regulatorr

Specifications of LM723CN

• Regulator Topology: Positive Adjustable
• Voltage - Output: 2 ~ 37 V
• Voltage - Input: Up to 40V
• Number Of Regulators: 1
• Current - Output: 150mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 14-DIP (0.300", 7.62mm)
• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Adjustable
• Output Voltage: 2 V to 37 V
• Output Current: 150 mA
• Line Regulation: 0.3 %
• Load Regulation: 0.6 %
• Dropout Voltage (max): 40 V
• Input Voltage Max: 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Mounting Style: Through Hole
• Reference Voltage: 7.35 V
• Current, Output: 150 mA
• Current, Supply: 2.3 mA
• Package Type: DIP-14
• Regulation, Line: 0.01 %
• Regulation, Load: 0.03 %
• Regulator Type: Floating, Shunt, Switching
• Temperature, Operating, Range: 0 to +70 °C
• Voltage, Dropout: 40 V
• Voltage, Input: 40 V
• Voltage, Noise: 2.5 μV
• Voltage, Output: 37 V
• Voltage, Supply, Rejection Ratio: 86 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-1596-5

Table 6.
1. Replace R1/R2 divider with the circuit of
2. V+ must be connected to a +3 V or greater supply.
Table 7.
Figure
Figure
Voltage
Output
V
V
+100
+250
-6
-100
-250
O
+12
+15
+28
+45
+75
Outputs from 7 to 37V
-12
-15
-28
-45
Outputs from 2 to 7V
+3
+5
+6
+9
O
-9
=V
=(V
(2)
16, 19, 20, 21, 24,
17, 19, 20, 21, 24,
REF
REF
x[ (R
xR
Resistor values (kΩ) for standard output voltages
Formula for intermediate output voltages
16, 18, 20, 21, 24,
16, 18, 20, 21, 24,
16, 18, 20, 21, 24,
17, 18, 20, 21, 24,
17, 18, 20, 21, 24,
17, 18, 20, 21, 24,
17, 18, 20, 21, 24,
2
Applicable figures
) /(R
1
+R
2
1
+R
)/R
22
22
22
22
18
18
18
18
18
23
23
23
2
2
)
]
26
26
V
O
=(V
V
26
26
26
26
26
26
26
O
Outputs from -6 to -250V
=(V
Outputs from 4 to 250V
REF
Figure
Figure
REF
/2)x[ (R
/2)x[ (R
Figure 22
4.12
2.15
1.15
1.87
4.87
7.87
3.57
3.57
3.57
3.57
3.57
3.48
3.57
3.65
3.57
3.57
3.57
3.57
R
Fixed output ± 5%
18,
27.
R1
21
3
=R
2
Figure 23
-R
4
Conditions
1
1
+R
)/R
2
1
)/R
] ; R
1
3.01
4.99
6.04
7.15
7.15
7.15
7.15
48.7
78.7
2.43
5.36
8.45
11.5
24.3
21.2
97.6
102
255
249
] ;
R2
3
=R
4
I
KNEE
I
SHORTCKT
=[ (V
0.75
0.75
1.8
0.5
3.3
5.6
2.2
2.2
2.2
2.2
1.2
1.2
1.2
1.2
1.2
2.2
2.2
2.2
R1
2
Output adjustable ± 10%
O
Foldback Current Limiting
xR
=(V
I
3
LIMIT
)/(R
SENSE
Current Limit
/ (R
SC
=V
xR
SC
SENSE
/R
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
P1
10
10
10
10
10
10
10
4
xR
1
1
1
1
)] x[ V
SC
4
)x[ (R
)
/R
SC
SENSE
3
+R
x(R
(1)
0.75
4
240
240
1.2
2.2
2.7
2.7
3.3
4.3
R2
39
68
91
10
33
91
)/R
3
3
2
2
3
+R
4
11/21
]
4
)]