FLYBACK TRANSFORMERS
Designed for National’s 100 KHz
Simple Switcher™
Designed for use with National’s device
numbers LM2585/86 and LM2587/88
Surface mount
Performance verified by National
Semiconductor
Electrical Specifications @ 25°C — Operating Temperature -30°C to 130°C
Pulse
Part
Number
LP
IIN
(µHy NOM) peak
PE-68411
22
4.85
PE-68412
PE-68413
PE-68414
PE-68421
PE-68422
22
66
65
85
85
5.00
2.99
2.98
4.90
4.92
VIN
(VDC)
4-6
4-6
8-16
4-6
18-36
18-36
18-36
18-36
VOUT 1 VOUT 2 VOUT 3 IOUT 1 IOUT 2
(VDC) (VDC) (VDC)
3.3
5
12
12
5
12
12
5
—
—
—
-12
12
-12
-12
12
—
—
—
—
-12
—
—
-12
1.8
1.4
1.2
0.3
1.8
0.63
1
2.5
—
—
—
0.3
0.25
0.63
1
0.5
IOUT 3
Turns
Ratio
—
—
—
—
0.25
—
—
0.5
1:1
0.04
0.04
—
—
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
0.30
0.055
0.12
0.14
0.5
0.04
0.25
0.22
0.025
0.5
0.80
0.25
0.22
0.25
—
0.80
—
—
0.25
Mechanicals
PE-68421
PE-68422
PE-68411
PE-68412
PE-68413
PE-68414
Schematics
.970
24,64MAX
.800
20,32
.200 .010
8X 5,08 ± 0,25
PE-684XX
10
PAT PEND
DATE CODE
COUNTRY OF ORIGIN
1.070 MAX
27,18
.900 .010
±
22,86 0,25
.470
11,94 MAX
5
1
.900 .010
22,86 ± 0,25
1
16
2
SEC 2
10
7
SEC 2
10
SEC 3
11
1
16
PE-68421
1
4
PE-68422
3
SEC 1
.800
20,32
.200
5,08
R
SEC 1
6
10X .095
2,41
.700
17,78
8
9
7
16
.700
17,78
.900
22,86
1
9
15
.920
23,37 MAX
SEC 1
10
8
SEC 2
9
PE-68414
8
SEC 1
.680
17,27
1
PE-68413
14X .100
2,54
9
7
1
16
DATE CODE
COUNTRY OF ORIGIN
.700 MAX
17,78
1.040 MAX
26,42
PE-68412
8
SEC 1
9
16
.060
1,52
8
PE-68411
6
1
.005/0,13
16 SURFACES
DCR
DCR
DCR
DCR
Primary Sec 1
Sec 2
Sec 3
(Ω MAX) (Ω MAX) (Ω MAX) (Ω MAX)
10
7
2
5
9
6
SEC 1
10
8
2
4
9
7
SEC 2
R
.900
22,86
SEC 2
.055
1,40
5
SEC 3
6
16X .070
1,78
16X .100
2,54
.185
4,70
.110
2,79
Unless otherwise specified, all tolerances are ±
.010
0,25
Dimensions:
inches
mm
U.S.A: TEL 619 674 8100 • EUROPE: TEL 441 483 428 877 • ASIA: TEL 886 7 821 3141 • WEB: http://www.pulseeng.com
7
PC501.E (12/97)
FLYBACK TRANSFORMERS
Designed for National’s 52 KHz
Simple Switcher™
Designed for use with National’s device
numbers LM1577/LM2577
Base material meets flammability
requirements of UL 94V-0
Performance verified by National
Semiconductor
Electrical Specifications @ 25°C — Operating Temperature -30°C to 130°C
Part
Number
PE-65300
PE-65301
PE-65302
Turns Ratio
(± 3%)
1:2 CT
1:1 CT
1:1 CT
Primary Inductance
(± 10% µH)
100
200
400
PE-65300
.150
3,81
.010 ± .005
0,25 0,13
DATE CODE
1.150 MAX
29,21
.980
24,89
.750
19,05
.150
3,81
.060
1,52
1.050 MAX
26,67
WHITE DOT
(PIN #1)
5
.810
20,57
.010 ± .005
0,25 0,13
PE-65301-B5
DATE CODE
.620 1.080 MAX
15,75 27,43
1
10
.025 SQ.
0,64
.200 MIN
5,08
6
.200
5,08
PE-65302
1.000
25,40
.060
1,52
1.425 MAX
36,20
.090
2,29
1.00
25,40
PE-65300 & PE-65301
1
.140 MIN
3,56
.030 SQ.
0,77
.150
3,81
1
6
5
.870
22,10
12
.200
5,08
6
PE-65302
1
8
1.150 MAX
29,21
.030
0,77
6
.200
5,08 TYP
.870
22,10
1.200 MAX
30,48
PE-65302-B5
DATE CODE
.030 SQ.
0,77
Schematics
.200
9,08
.950
24,13
.150
3,81
5
.800
20,32 MAX
10
.170
4,32
Hipot
(Vrms)
600
600
600
.800
20,32
.200
5,08
.090
2,29
1
PE-65300-B4
SEC DCR
(Ω MAX)
.450
.380
.260
PE-65301
.200
5,08
.070
1,78
.620
15,75
1.05 MAX
26,67
PRI DCR
(Ω MAX)
.058
.075
.155
Mechanicals
.800
20,32
.045
1,14
Leakage Inductance
(µH MAX)
1
5
10
10
7
9
6
11
Dimensions: Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
7
U.S.A: TEL 619 674 8100 • EUROPE: TEL 441 483 428 877 • ASIA: TEL 886 7 821 3141 • WEB: http://www.pulseeng.com
PC501.E (12/97)
8