SMT Flyback Transformers
For National’s 100kHz Simple Switcher™
Designed for use with National’s device numbers
LM2585/86 and LM2587/88
Performance verified by National Semidconductor
Electrical Specifications @ 25°C - Operating Temperature -40°C to +130°C
Part
Number
PE-68411NL
PE-68412NL
PE-68413NL
PE-68414NL
PE-68421NL
PE-68422NL
LP
(H NOM)
22
22
66
65
85
85
I
IN
(H NOM)
4.85
5.00
2.99
2.98
4.90
4.92
V
IN
(V
DC
)
4-6
4-6
8-16
4-6
18-36
18-36
18-36
18-36
V
OUT
1
(V
DC
)
3.3
5
12
12
5
12
12
5
-12
12
-12
-12
12
-12
-12
V
OUT
2
(V
DC
)
V
OUT
3
(V
DC
)
I
OUT
1
1.8
1.4
1.2
0.3
1.8
0.63
1
2.5
0.3
0.25
0.63
1
0.5
0.5
0.25
1:2.5:2.5
1:0.5:1.15:1.15
1:1.2:1.2
1:0.8:0.8
1:0.35:0.8:0.8
0.04
0.03
0.25
0.22
0.025
0.5
0.80
0.25
0.22
0.25
0.5
0.80
0.25
0.22
0.25
0.25
0.80
1:1
0.04
0.04
I
OUT
2
I
OUT
3
Turns
Ratio
DCR
Primary
(MAX)
DCR
DCR
DCR
Sec 1
Sec 2
Sec 3
(Ω MAX) (Ω MAX) (Ω MAX)
Notes:
Simple Switcher™ is a trademark of National Semiconductor Corporation
Mechanical
PE-68411NL, PE-68412NL, PE-68413NL, PE68414NL
PE-684XXNL
Schematic
PAT PEND
DATE CODE
COUNTRY OF ORIGIN
1
16
PE-68411NL
8
SEC 1
9
.470 MAX
11,94
.005/0,13
16 SURFACES
1.040
26,42 MAX
8
.900 .010
22,86 ± 0,25
9
.060
1,52
1
16
PE-68412NL
7
SEC 1
10
8
SEC 2
9
14X
.100
2,54
1
16
PE-68413NL
8
SEC 1
9
7
SEC 2
10
SEC 3
11
8
9
7
.920 MAX
23,37
.700
17,78
16
2
15
1
6
.900
22,86
R
1
PE-68414NL
16X .070
1,78
SEC 1
.700
17,78
Dimensions:
Inches
mm
16
SEC 2
10
16X .100
2,54
Unless otherwise specified, all tolerances are
±
.010
0,25
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Germany 49 7032 7806 0
Singapore 65 6287 8998
Shanghai 86 21 62787060
China 86 755 33966678
Taiwan 886 3 4356768
P598.B (06/15)
pulseelectronics.com
SMT Flyback Transformers
For National’s 100kHz Simple Switcher™
Mechanical
(continued)
PE-68421NL, PE-68422NL
.200 .010
8X 5,08 ± 0,25
10
.970
24,64MAX
.800
20,32
6
Schematic
1.070 MAX
27,18
.900 .010
±
22,86 0,25
1
DATE CODE
COUNTRY OF ORIGIN
PE-68421NL
4
7
5
6
10
2
SEC 1
1
5
SEC 2
9
1
10
2
9
PE-68422NL
.700 MAX
17,78
3
8
4
7
5
6
SEC 3
SEC 1
SEC 2
.680
17,27
10X .095
2,41
.200
5,08
.800
20,32
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are
±
.010
0,25
R
.055
1,40
.900
22,86
.185
4,70
.110
2,79
For More Information
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Tel: 858 674 8100
Tel: 49 7032 78060
518057
Fax: 65 6287 8998
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Fax: 49 7032 7806 135
Tel: 86 755 33966678
Tel: 86 21 62787060
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Fax: 86 2162786973
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be
trademarks or registered trademarks of their respective owners. © Copyright, 2015. Pulse Electronics, Inc. All rights reserved.
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