LM2586T-ADJ National Semiconductor, LM2586T-ADJ Datasheet - Page 16
![DC/DC Converter IC](/photos/18/98/189891/4243351_sml.jpg)
LM2586T-ADJ
Manufacturer Part Number
LM2586T-ADJ
Description
DC/DC Converter IC
Manufacturer
National Semiconductor
Specifications of LM2586T-ADJ
Input Voltage
40V
Output Voltage
37V
No. Of Pins
5
Termination Type
Through Hole
Mounting Type
Through Hole
Output Current Max
3A
Peak Reflow Compatible (260 C)
No
Supply Voltage Max
40V
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2586T-ADJ
Manufacturer:
NS
Quantity:
500
www.national.com
Typical Flyback Regulator Applications
TRANSFORMER SELECTION (T)
Figure 13 lists the standard transformers available for fly-
back regulator applications. Included in the table are the
turns ratio(s) for each transformer, as well as the output
voltages, input voltage ranges, and the maximum load cur-
rents for each circuit.
Applications
Transformers
V
V
I
N
V
I
N
V
I
N
OUT1
OUT2
OUT3
IN
OUT1
OUT2
OUT3
1
2
3
(Max)
(Max)
(Max)
Figure 7
4V–6V
3.3V
1.4A
T7
1
FIGURE 12. Triple-Output Flyback Regulator
FIGURE 13. Transformer Selection Table
Figure 8
4V–6V
T7
5V
1A
1
Figure 9
8V–16V
0.8A
12V
16
T7
1
(Continued)
Figure 10
4V–6V
0.15A
0.15A
−12V
12V
1.2
1.2
T6
Figure 11
18V–36V
−12V
0.6A
0.6A
12V
1.2
1.2
T6
Figure 12
18V–36V
0.25A
0.25A
−12V
1.8A
1.15
1.15
12V
0.5
T5
5V
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