datasheet for DST-2

Split/Tran™, Specialty Purpose & Class 2
Transformers • Printed Circuit Mount
SM
Split Bobbin with High Isolation
Signal’s ST and DST transformers utilize split bobbin construction that
provides superior isolation and low capacitive coupling.
General Specifications
• Power - 1.1 VA to 36 VA
• Dielectric Strength - 2500 Vrms Hipot
• Primaries - Single or dual primaries, 115 V or 115/230 V, 50/60 Hz
• Secondaries - Series or parallel
• Electrostatic Shield - Not necessary, split bobbin construction
• Insulation System - Class B, 130º C
• Mounting Hardware - see chart
Agency Certifications
• UL 1446 Class B insulation system, File # E66312
• UL Recognized: 506 / UL 5085-1, 2, File # E63829
• CSA certified to C22.2 #66.1, File # 221070
• cCSAus certified to C22.2 #66.3, / UL 5085-3, File # 221070
• Class 2 - marked with (*) or (**)
** Inherently Limited
* Non Inherently Limited - see recommended fuse rating on the next page
Part Number
Single 115V
6 Pin
Dual 115/230V
8 Pin
ST-2-10 **
DST-2-10 **
Secondary RMS Rating
Series
10VCT @ 0.11A
Part Number
Parallel
5V @ 0.22A
Secondary RMS Rating
Single 115V
6 Pin
Dual 115/230V
8 Pin
Series
ST-2-28
DST-2-28
28VCT @ 0.04A
Parallel
14V @ 0.08A
ST-3-10 *
DST-3-10 *
10VCT @ 0.25A (5)
5V @ 0.5A
(9)
ST-3-28
DST-3-28
28VCT @ 0.085A
14V @ 0.17A
ST-4-10 *
DST-4-10 *
10VCT @ 0.6A (9)
5V @ 1.2A
(11)
ST-4-28
DST-4-28
28VCT @ 0.2A
14V @ 0.4A
ST-5-10 *
DST-5-10 *
10VCT @ 1.2A (11)
5V @ 2.4A
(12)
ST-5-28
DST-5-28
28VCT @ 0.42A
14V @ 0.84A
ST-6-10
DST-6-10
10VCT @ 2.0A
5V @ 4.0A
ST-6-28
DST-6-28
28VCT @ 0.7A
14V @ 1.4A
ST-7-10
DST-7-10
10VCT @ 3.6A
5V @ 7.2A
ST-7-28
DST-7-28
28VCT @ 1.3A
14V @ 2.6A
ST-2-12 **
DST-2-12 **
12.6VCT @ 0.09A
6.3V @ 0.18A
ST-2-36
DST-2-36
36VCT @ 0.03A
18V @ 0.06A
ST-3-12 *
DST-3-12 *
12.6VCT @ 0.2A (4)
6.3V @ 0.4A
(8)
ST-3-36
DST-3-36
36VCT @ 0.065A
18V @ 0.13A
ST-4-12 *
DST-4-12 *
12.6VCT @ 0.5A (9)
6.3V @ 1.0A
(11)
ST-4-36
DST-4-36
36VCT @ 0.17A
18V @ 0.34A
ST-5-12 *
DST-5-12 *
12.6VCT @ 1.0A (11)
6.3V @ 2.0A
(13)
ST-5-36
DST-5-36
36VCT @ 0.35A
18V @ 0.7A
ST-6-12
DST-6-12
12.6VCT @ 1.6A
6.3V @ 3.2A
ST-6-36
DST-6-36
36VCT @ 0.55A
18V @ 1.1A
ST-7-12
DST-7-12
12.6VCT @ 2.85A
6.3V @ 5.7A
ST-7-36
DST-7-36
36VCT @ 1.0A
18V @ 2.0A
ST-2-16 **
DST-2-16 **
16VCT @ 0.07A
8V @ 0.14A
ST-2-48
DST-2-48
48VCT @ 0.023A
24V @ 0.046A
ST-3-16 *
DST-3-16 *
16VCT @ 0.15A (3)
8V @ 0.3A
(6)
ST-3-48
DST-3-48
48VCT @ 0.05A
24V @ 0.1A
ST-4-16 *
DST-4-16 *
16VCT @ 0.4A (7)
8V @ 0.8A
(10)
ST-4-48
DST-4-48
48VCT @ 0.125A
24V @ 0.25A
ST-5-16 *
DST-5-16 *
16VCT @ 0.8A (10)
8V @ 1.6A
(11)
ST-5-48
DST-5-48
48VCT @ 0.25A
24V @ 0.5A
ST-6-16
DST-6-16
16VCT @ 1.25A
8V @ 2.5A
ST-6-48
DST-6-48
48VCT @ 0.4A
24V @ 0.8A
ST-7-16
DST-7-16
16VCT @ 2.25A
8V @ 4.5A
ST-7-48
DST-7-48
48VCT @ 0.75A
24V @ 1.5A
ST-2-20 **
DST-2-20 **
20VCT @ 0.055A
10V @ 0.11A
ST-2-56
DST-2-56
56VCT @ 0.02A
28V @ 0.04A
ST-3-20 *
DST-3-20 *
20VCT @ 0.12A (2)
10V @ 0.24A (5)
ST-3-56
DST-3-56
56VCT @ 0.045A
28V @ 0.09A
ST-4-20 *
DST-4-20 *
20VCT @ 0.3A (6)
10V @ 0.6A
(9)
ST-4-56
DST-4-56
56VCT @ 0.11A
28V @ 0.22A
ST-5-20 *
DST-5-20 *
20VCT @ 0.6A (9)
10V @ 1.2A
(11)
ST-5-56
DST-5-56
56VCT @ 0.22A
28V @ 0.44A
ST-6-20
DST-6-20
20VCT @ 1.0A
10V @ 2.0A
ST-6-56
DST-6-56
56VCT @ 0.35A
28V @ 0.7A
ST-7-20
DST-7-20
20VCT @ 1.8A
10V @ 3.6A
ST-7-56
DST-7-56
56VCT @ 0.65A
28V @ 1.3A
ST-2-24 **
DST-2-24 **
24VCT @ 0.045A
12V @ 0.09A
ST-2-120
DST-2-120
120VCT @ 0.01A
60V @ 0.02A
ST-3-24 *
DST-3-24 *
24VCT @ 0.1A (1)
12V @ 0.2A
(4)
ST-3-120
DST-3-120
120VCT @ 0.02A
60V @ 0.04A
ST-4-24 *
DST-4-24 *
24VCT @ 0.25A (5)
12V @ 0.5A
(9)
ST-4-120
DST-4-120
120VCT @ 0.05A
60V @ 0.1A
ST-5-24 *
DST-5-24 *
24VCT @ 0.5A (9)
12V @ 1.0A
(11)
ST-5-120
DST-5-120
120VCT @ 0.1A
60V @ 0.2A
ST-6-24
DST-6-24
24VCT @ 0.8A
12V @ 1.6A
ST-6-120
DST-6-120
120VCT @ 0.16A
60V @ 0.32A
ST-7-24
DST-7-24
24VCT @ 1.5A
12V @ 3.0A
ST-7-120
DST-7-120
120VCT @ 0.3A
60V @ 0.6A
Custom versions available upon request.
©2011 Signal Transformer — Specification subject to change without notice. 09.11
500 Bayview Avenue, Inwood, NY 11096
Toll Free 866-239-5777 • Tel 516-239-5777 • Fax 516-239-7208
sales@signaltransformer.com • techhelp@signaltransformer.com
www.signaltransformer.com
34
Split/Tran™, Specialty Purpose & Class 2
Transformers • Printed Circuit Mount
SM
Split Bobbin with High Isolation
6 Pin
Type ST
5
4
6
7
115V
50/60 Hz
1
8
Indicates like polarity
8 Pin
Type DST
4
5
3
2
6
7
115/230V
50/60 Hz
1
8
Indicates like polarity
Size
VA
L
W
H
1.12
(28.6)
0.97
(24.6)
ML
A
Optional Mounting
Screw & Nut †
B
C
-
0.25
(6.4)
0.25
(6.4)
1.20
(30.5)
-
0.17
(0.08)
Inches (mm)
Weight
lbs (kg)
2
1.1
1.37
(34.9)
3
2.4
1.37
(34.9)
1.12
(28.6)
1.21
(30.8)
-
0.25
(6.4)
0.25
(6.4)
1.20
(30.5)
-
0.25
(0.11)
4
6
1.62
(41.3)
1.31
(33.3)
1.31
(33.3)
1.06
(26.9)
0.25
(6.4)
0.35
(8.9)
1.25
(32.5)
Nylon
4-40 x 1.37
(4-40 x 34.9)
0.44
(0.20)
5
12
1.88
(47.8)
1.56
(39.6)
1.45
(36.9)
1.25
(31.8)
0.30
(7.6)
0.40
(10.2)
1.41
(35.8)
Nylon
4-40 x 1.37
(4-40 x 34.9)
0.70
(0.32)
6
20
2.25
(57.2)
1.88
(47.8)
1.45
(36.9)
1.50
(38.1)
0.30
(7.6)
0.40
(10.2)
1.60
(40.6)
Nylon
4-40 x 1.37
(4-40 x 34.9)
0.80
(0.36)
7
36
2.62
(66.7)
2.18
(55.5)
1.59
(40.4)
††
0.40
(10.2)
0.40
(10.2)
1.85
(47.0)
††
1.1
(0.50)
† Available from Signal, part numbers ST-MS (screw) and ST-MN (nut).
†† Size 7 has 4 mounting holes on 2.18 x 1.75 centers for #6 screws.
** Inherently Limited
* Non Inherently Limited
Recommended secondary fuse value specified as below:
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
0.125A
0.15A
0.25A
0.3A
0.375A
0.4A
0.5A
0.6A
0.75A
1.0A
1.5A
2.0A
3.0A
See Accessories page for mounting screw information.
Custom versions available upon request.
©2011 Signal Transformer — Specification subject to change without notice. 09.11
500 Bayview Avenue, Inwood, NY 11096
Toll Free 866-239-5777 • Tel 516-239-5777 • Fax 516-239-7208
sales@signaltransformer.com • techhelp@signaltransformer.com
www.signaltransformer.com
35
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