Split/Tran™ Low Power Transformers
S
M
Printed Circuit Mount - Split Bobbin with High Isolation
Signal’s ST and DST transformers use a split bobbin 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 necessay, split bobbin construction
Insulation System - Class B, 130º C
Mounting Hardware - see chart
Agency Certifications
•
•
•
UL 1446 (E66312)
UL recognized to UL 506, File # E63829
CSA certified to C22.2 #66, File # 221070
Optional Mounting
Screw & Nut*
L
W
H
ML
A
B
C
Weight
lbs (kg)
Size
VA
Inches (mm)
1.37
(34.9)
1.12
(28.6)
0.97
(24.6)
0.250
(6.4)
0.250
(6.4)
1.200
(30.5)
0.17
(0.08)
2
3
1.1
2.4
-
-
-
-
1.37
(34.9)
1.12
(28.6)
1.21
(30.8)
0.250
(6.4)
0.250
(6.4)
1.200
(30.5)
0.25
(0.11)
Nylon
4-40 x 1.37
(4-40 x 34.9)
1.62
(41.3)
1.31
(33.3)
1.31
(33.3)
1.06
(26.9)
0.250
(6.4)
0.350
(8.9)
1.250
(32.5)
0.44
(0.20)
4
5
6
Nylon
4-40 x 1.37
(4-40 x 34.9)
1.91
(48.4)
1.59
(40.4)
1.45
(36.9)
1.25
(31.8)
0.300
(7.6)
0.400
(10.2)
1.410
(35.8)
0.70
(0.32)
12
Nylon
4-40 x 1.37
(4-40 x 34.9)
2.25
(57.2)
1.88
(47.8)
1.45
(36.9)
1.50
(38.1)
0.300
(7.6)
0.400
(10.2)
1.600
(40.6)
0.80
(0.36)
6
7
20
36
2.62
(66.7)
2.18
(55.5)
1.59
(40.4)
0.400
(10.2)
0.400
(10.2)
1.850
(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.
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©2006 Signal Transformer Inc. Specifications subject to change without notice. 07.06
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
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