LM2587SX-5.0/NOPB National Semiconductor, LM2587SX-5.0/NOPB Datasheet - Page 15
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LM2587SX-5.0/NOPB
Manufacturer Part Number
LM2587SX-5.0/NOPB
Description
IC MULTI CONFIG 5V 5A TO-263-5
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Up (Boost), Flyback, Forward Converterr
Datasheet
1.LM2587S-ADJNOPB.pdf
(28 pages)
Specifications of LM2587SX-5.0/NOPB
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
5V
Current - Output
5A
Frequency - Switching
100kHz
Voltage - Input
4 ~ 40 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
D²Pak, TO-263 (5 leads + tab)
For Use With
551011367-061 - BOARD WEBENCH LM2577,LM2585/87LM2587EVAL - EVALUATION BOARD FOR LM2587
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
*LM2587SX-5.0
*LM2587SX-5.0/NOPB
LM2587SX-5.0
*LM2587SX-5.0/NOPB
LM2587SX-5.0
Applications
Transformers
V
V
I
N
V
I
N
V
I
N
OUT1
OUT2
OUT3
IN
OUT1
OUT2
OUT3
1
2
3
TRANSFORMER SELECTION (T)
Figure 13
regulator applications. Included in the table are the turns ratio
Note 15: Coilcraft Inc.,:
1102 Silver Lake Road, Cary, IL 60013: Fax: (708) 639-1469
Note 16: Pulse Engineering Inc.,: Phone: (619) 674-8100
12220 World Trade Drive, San Diego, CA 92128: Fax: (619) 674-8262
Note 17: Renco Electronics Inc.,: Phone: (800) 645-5828
60 Jeffryn Blvd. East, Deer Park, NY 11729: Fax: (516) 586-5562
Note 18: Schott Corp.,: Phone: (612) 475-1173
1000 Parkers Lane Road, Wayzata, MN 55391: Fax: (612) 475-1786
Transformer
(Max)
(Max)
(Max)
Type
T1
T2
T3
T4
lists the standard transformers available for flyback
Phone: (800) 322-2645
(Note
Figure 7
Coilcraft
Q4434-B
Q4337-B
Q4343-B
Q4344-B
4V–6V
3.3V
1.8A
T1
1
15)
FIGURE 14. Transformer Manufacturer Guide
FIGURE 13. Transformer Selection Table
Figure 8
Coilcraft
4V–6V
1.4A
Surface Mount
T1
5V
1
Q4435-B
Q4436-B
—
—
(Note
15)
Manufacturers' Part Numbers
Figure 9
8V–16V
1.2A
12V
15
T1
1
(s) for each transformer, as well as the output voltages, input
voltage ranges, and the maximum load currents for each cir-
cuit.
Pulse
Surface Mount
PE-68411
PE-68412
PE-68421
PE-68422
(Note
Figure 10
4V–6V
−12V
0.3A
0.3A
12V
2.5
2.5
T2
16)
(Note
RL-5530
RL-5531
RL-5534
RL-5535
Renco
Figure 11
18V–36V
−12V
12V
0.8
0.8
T3
1A
1A
17)
67141450
67140860
67140920
67140930
(Note
www.national.com
Figure 12
18V–36V
Schott
−12V
2.5A
0.5A
0.5A
0.35
12V
0.8
0.8
T4
5V
18)