ST-4-28 Signal Transformers, ST-4-28 Datasheet

XFRMR PWR 115V 14VAC .40A

ST-4-28

Manufacturer Part Number
ST-4-28
Description
XFRMR PWR 115V 14VAC .40A
Manufacturer
Signal Transformers
Series
STr
Type
Standardr
Datasheet

Specifications of ST-4-28

Maximum Power
6 VA
Primary Winding(s)
Single
Secondary Winding(s)
Dual, No Center Tap
Series Output Voltage @ Current
28 VAC @ 200mA
Parallel Output Voltage @ Current
14 VAC @ 400mA
Mounting Type
Through Hole
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
595-1184
Split/Tran™ Low Power Transformers
Custom versions available upon request.
Printed Circuit Mount - Split Bobbin with High Isolation
Single 115V
ST-2-10
ST-3-10
ST-4-10
ST-5-10
ST-6-10
ST-7-10
ST-2-12
ST-3-12
ST-4-12
ST-5-12
ST-6-12
ST-7-12
ST-2-16
ST-3-16
ST-4-16
ST-5-16
ST-6-16
ST-7-16
ST-2-20
ST-3-20
ST-4-20
ST-5-20
ST-6-20
ST-7-20
ST-2-24
ST-3-24
ST-4-24
ST-5-24
ST-6-24
ST-7-24
www.signaltransformer.com
6 Pin
Part Number
Dual 115/230V
DST-2-10
DST-3-10
DST-4-10
DST-5-10
DST-6-10
DST-7-10
DST-2-12
DST-3-12
DST-4-12
DST-5-12
DST-6-12
DST-7-12
DST-2-16
DST-3-16
DST-4-16
DST-5-16
DST-6-16
DST-7-16
DST-2-20
DST-3-20
DST-4-20
DST-5-20
DST-6-20
DST-7-20
DST-2-24
DST-3-24
DST-4-24
DST-5-24
DST-6-24
DST-7-24
8 Pin
10VCT @ 0.11A
10VCT @ 0.25A
10VCT @ 0.6A
10VCT @ 1.2A
10VCT @ 2.0A
10VCT @ 3.6A
12.6VCT @ 0.09A
12.6VCT @ 0.2A
12.6VCT @ 0.5A
12.6VCT @ 1.0A
12.6VCT @ 1.6A
12.6VCT @ 2.85A
16VCT @ 0.07A
16VCT @ 0.15A
16VCT @ 0.4A
16VCT @ 0.8A
16VCT @ 1.25A
16VCT @ 2.25A
20VCT @ 0.055A
20VCT @ 0.12A
20VCT @ 0.3A
20VCT @ 0.6A
20VCT @ 1.0A
20VCT @ 1.8A
24VCT @ 0.045A
24VCT @ 0.1A
24VCT @ 0.25A
24VCT @ 0.5A
24VCT @ 0.8A
24VCT @ 1.5A
Series
Secondary RMS Rating
5V @ 0.22A
5V @ 0.5A
5V @ 1.2A
5V @ 2.4A
5V @ 4.0A
5V @ 7.2A
6.3V @ 0.18A
6.3V @ 0.4A
6.3V @ 1.0A
6.3V @ 2.0A
6.3V @ 3.2A
6.3V @ 5.7A
8V @ 0.14A
8V @ 0.3A
8V @ 0.8A
8V @ 1.6A
8V @ 2.5A
8V @ 4.5A
10V @ 0.11A
10V @ 0.24A
10V @ 0.6A
10V @ 1.2A
10V @ 2.0A
10V @ 3.6A
12V @ 0.09A
12V @ 0.2A
12V @ 0.5A
12V @ 1.0A
12V @ 1.6A
12V @ 3.0A
Parallel
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 necessay, split bobbin construction
• Insulation System - Class B, 130º C
• Mounting Hardware - see chart
Agency Certifications
• UL 1446 (E66312)
• UL recognized to UL 506 / UL 5085-2, File # E63829
• CSA certified to C22.2 #66.1, File # 221070
34
Toll Free 866-239-5777 • Tel 516-239-5777 • Fax 516-239-7208
sales@signaltransformer.com • techhelp@signaltransformer.com
Single 115V
ST-2-120
ST-3-120
ST-4-120
ST-5-120
ST-6-120
ST-7-120
ST-2-28
ST-3-28
ST-4-28
ST-5-28
ST-6-28
ST-7-28
ST-2-36
ST-3-36
ST-4-36
ST-5-36
ST-6-36
ST-7-36
ST-2-48
ST-3-48
ST-4-48
ST-5-48
ST-6-48
ST-7-48
ST-2-56
ST-3-56
ST-4-56
ST-5-56
ST-6-56
ST-7-56
6 Pin
©2008 Signal Transformer — Specification subject to change without notice. 07.08
Part Number
Dual 115/230V
DST-2-120
DST-3-120
DST-4-120
DST-5-120
DST-6-120
DST-7-120
DST-2-28
DST-3-28
DST-4-28
DST-5-28
DST-6-28
DST-7-28
DST-2-36
DST-3-36
DST-4-36
DST-5-36
DST-6-36
DST-7-36
DST-2-48
DST-3-48
DST-4-48
DST-5-48
DST-6-48
DST-7-48
DST-2-56
DST-3-56
DST-4-56
DST-5-56
DST-6-56
DST-7-56
8 Pin
500 Bayview Avenue, Inwood, NY 11096
28VCT @ 0.04A
28VCT @ 0.085A
28VCT @ 0.2A
28VCT @ 0.42A
28VCT @ 0.7A
28VCT @ 1.3A
36VCT @ 0.03A
36VCT @ 0.065A
36VCT @ 0.17A
36VCT @ 0.35A
36VCT @ 0.55A
36VCT @ 1.0A
48VCT @ 0.023A
48VCT @ 0.05A
48VCT @ 0.125A
48VCT @ 0.25A
48VCT @ 0.4A
48VCT @ 0.75A
56VCT @ 0.02A
56VCT @ 0.045A
56VCT @ 0.11A
56VCT @ 0.22A
56VCT @ 0.35A
56VCT @ 0.65A
120VCT @ 0.01A
120VCT @ 0.02A
120VCT @ 0.05A
120VCT @ 0.1A
120VCT @ 0.16A
120VCT @ 0.3A
Series
Secondary RMS Rating
14V @ 0.08A
14V @ 0.17A
14V @ 0.4A
14V @ 0.84A
14V @ 1.4A
14V @ 2.6A
18V @ 0.06A
18V @ 0.13A
18V @ 0.34A
18V @ 0.7A
18V @ 1.1A
18V @ 2.0A
24V @ 0.046A
24V @ 0.1A
24V @ 0.25A
24V @ 0.5A
24V @ 0.8A
24V @ 1.5A
28V @ 0.04A
28V @ 0.09A
28V @ 0.22A
28V @ 0.44A
28V @ 0.7A
28V @ 1.3A
60V @ 0.02A
60V @ 0.04A
60V @ 0.1A
60V @ 0.2A
60V @ 0.32A
60V @ 0.6A
Parallel

Related parts for ST-4-28

ST-4-28 Summary of contents

Page 1

... Part Number Secondary RMS Rating Dual 115/230V Series 6 Pin 8 Pin ST-2-28 DST-2-28 28VCT @ 0.04A ST-3-28 DST-3-28 28VCT @ 0.085A ST-4-28 DST-4-28 28VCT @ 0.2A ST-5-28 DST-5-28 28VCT @ 0.42A ST-6-28 DST-6-28 28VCT @ 0.7A ST-7-28 DST-7-28 28VCT @ 1.3A ST-2-36 DST-2-36 36VCT @ 0.03A ST-3-36 DST-3-36 36VCT @ 0 ...

Page 2

... 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. See Accessories page for mounting screw information. Custom versions available upon request. www.signaltransformer.com Inches (mm) 1.12 0.97 0.25 - (28 ...

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