PULSE ST3

Laminated Transformers
Low Frequency, Open-Style Laminated,
Split Bobbin, Horizontal Plug-In Series
Agency
approvals
n UL, 506, File E73539
n UL 1446, File E179499
n UL 1585, File E169010
Class 2 Component Recognition
n CSA 22.2#66,
File LR68051-2
n UL Recognized Class B
High (2500V) isolation; 2500VRMS HIPOT
Non-concentric design - eliminates ESS
No crossover between primary/secondary winding leads
Vacuum impregnated - withstands board washing
systems and reduces audible noise
Baked resin provides an environmentally-resistant finish
Rugged construction - no additional mounting hardware
Universal design, fits industry-standard footprints
Available in single or dual primary
Schematics
Mechanicals
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NOTE: Pins 2 and 3 are omitted
on single primary versions.
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Dimensions (inches)
Size VA
L
W
H
A
BC
ML
2
1.1
1.13 1.13 0.94 0.25 0.25 1.20
----
Wt.
(lb.)
0.17
3
2.4
1.38
1.13
1.19
0.25
0.25
1.20
----
0.25
4
6.0
1.63
1.31
1.31
0.25
0.35
1.28
1.06
0.44
5
12
1.86
1.56
1.44
0.30
0.40
1.41
1.25
0.70
6
20
2.25
1.86
1.44
0.30
0.40
1.60
1.50
0.80
7*
36
2.63
2.19
1.56
0.40
0.40
1.80
----
1.10
*Size 7 has 4 MTG. holes on 2.188” x 1.75” centers.
Part No.
115V-6Pin
ST2-10B411
ST3-10B11
ST4-10B2
ST5-10B3
ST6-10B4
ST7-10B51
ST2-12B421
ST3-12B51
ST4-12B6
ST5-12B7
ST6-12B8
ST7-12B52
ST2-16B431
ST3-16B91
ST4-16B10
ST5-16B11
ST6-16B12
ST7-16B53
ST2-20B441
ST3-20B131
ST4-20B14
ST5-20B15
ST6-20B16
ST7-20B54
ST2-24B451
ST3-24B171
ST4-24B18
ST5-24B19
ST6-24B20
ST7-24B55
ST2-28B46
ST3-28B21
ST4-28B22
ST5-28B23
ST6-28B24
ST7-28B56
ST2-36B47
ST3-36B25
ST4-36B26
ST5-36B27
ST6-36B28
ST7-36B57
ST2-48B48
ST3-48B29
ST4-48B30
ST5-48B31
ST6-48B32
ST7-48B58
ST2-56B49
ST3-56B33
ST4-56B34
ST5-56B35
ST6-56B36
ST7-56B59
ST2-120B50
ST3-120B37
ST4-120B38
ST5-120B39
ST6-120B40
ST7-120B60
1
Part No.
115/230V-8Pin
DST2-10B411
DST3-10B11
DST4-10B2
DST5-10B3
DST6-10B4
DST7-10B51
DST2-12B421
DST3-12B51
DST4-12B6
DST5-12B7
DST6-12B8
DST7-12B52
DST2-16B431
DST3-16B91
DST4-16B10
DST5-16B11
DST6-16B12
DST7-16B53
DST2-20B441
DST3-20B131
DST4-20B14
DST5-20B15
DST6-20B16
DST7-20B54
DST2-24B451
DST3-24B171
DST4-24B18
DST5-24B19
DST6-24B20
DST7-24B55
DST2-28B46
DST3-28B21
DST4-28B22
DST5-28B23
DST6-28B24
DST7-28B56
DST2-36B47
DST3-36B25
DST4-36B26
DST5-36B27
DST6-36B28
DST7-36B57
DST2-48B48
DST3-48B29
DST4-48B30
DST5-48B31
DST6-48B32
DST7-48B58
DST2-56B49
DST3-56B33
DST4-56B34
DST5-56B35
DST6-56B36
DST7-56B59
DST2-120B50
DST3-120B37
DST4-120B38
DST5-120B39
DST6-120B40
DST7-120B60
Secondary RMS Rating
Series
Parallel
10V C.T. @ 0.11A
5V @ 0.22A
10V C.T. @ 0.25A
5V @ 0.5A
10V C.T. @ 0.6A
5V @ 1.2A
10V C.T. @ 1.2A
5V @ 2.4A
10V C.T. @ 2A
5V @ 4A
10V C.T. @ 3.6A
5V @ 7.2A
12.6V C.T. @ 0.09A 6.3V @ 0.18A
12.6V C.T. @ 0.2A 6.3V @ 0.4A
12.6V C.T. @ 0.5A 6.3V @ 1.0A
12.6V C.T. @ 1.0A 6.3V @ 2.0A
12.6V C.T. @ 1.6A 6.3V @ 3.2A
12.6V C.T. @ 2.85A 6.3V @ 5.7A
16V CT. @ 0.07A
8V @ 0.14A
16V C.T.@ 0.15A
8V @ 0.3A
16V C.T.@ 0.4A
8V @ 0.8A
16V C.T.@ 0.8A
8V @ 1.6A
16V C.T.@ 1.25A
8V @ 2.5A
16V C.T.@ 2.25A
8V @ 4.5A
20V C.T. @ 0.055A 10V @ 0.11A
20V C.T. @ 0.12A
10V @ 0.24A
20V C.T. @ 0.3A
10V @ 0.6A
20V C.T. @ 0.6A
10V @ 1.2A
20V C.T. @ 1A
10V @ 2A
20V C.T. @ 1.8A
10V @ 3.6A
24V C.T. @ 0.045A 12V @ 0.09A
24V C.T. @ 0.1A
12V @ 0.2A
24V C.T. @ 0.25A
12V @ 0.5A
24V C.T. @ 0.5A
12V @ 1.0A
24V C.T. @ 0.8A
12V @ 1.6A
24V C.T. @ 1.5A
12V @ 3.0A
28V C.T. @ 0.04A
14V @ 0.08A
28V C.T. @ 0.085A 14V @ 0.17A
28V C.T. @ 0.2A
14V @ 0.4A
28V C.T. @ 0.42A
14V @ 0.84A
28V C.T. @ 0.7A
14V @ 1.4A
28V C.T. @ 1.3A
14V @ 2.6A
36V C.T. @ 0.03A
18V @ 0.06A
36V C.T. @ 0.065A 18V @ 0.13A
36V C.T. @ 0.17A
18V @ 0.34A
36V C.T. @ 0.35A
18V @ 0.7A
36V C.T. @ 0.55A
18V @ 1.1A
36V C.T. @1.0A
18V @ 2.0A
48V C.T. @ 0.023A 24V @ .046A
48V C.T. @ 0.05A
24V @ 0.1A
48V C.T. @ 0.125A 24V @ 0.25A
48V C.T. @ 0.25A
24V @ 0.5A
48V C.T. @ 0.4A
24V @ 0.8A
48V C.T. @ 0.75A
24V @ 1.5A
56V C.T. @ 0.02A
28V @ 0.04A
56V C.T. @ 0.045A 28V @ 0.09A
56V C.T. @ 0.11A
28V @ 0.22A
56V C.T. @ 0.22A
28V @ 0.44A
56V C.T. @ 0.35A
28V @ 0.7A
56V C.T. @ 0.65A
28V @ 1.3A
120V C.T. @ 0.01A 60V @ 0.02A
120V C.T. @ 0.02A 60V @ 0.04A
120V C.T. @ 0.05A 60V @ 0.1A
120V C.T. @ 0.1A
60V @ 0.2A
120V C.T. @ 0.16A 60V @ 0.32A
120V C.T. @ 0.3A
60V @ 0.6A
UL 1585 approved, Class 2 - Not Wet, Class 3 - Wet
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42
LT2007 (12/09)