Changsha Purple Horn E-Commerce Co., Ltd.
| Secondary Winding | 2 |
| Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 |
| Secondary Side Voltage | 10V;20V |
| Output Current | 600mA;300mA |
| Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,41.3x33.3mm Power Transformers RoHS |
| Mfr. Part # | DST-4-20 |
| Package | Through Hole-8P,41.3x33.3mm |
| Model Number | DST-4-20 |
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Product Specification
| Secondary Winding | 2 | Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 | Secondary Side Voltage | 10V;20V |
| Output Current | 600mA;300mA | Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,41.3x33.3mm Power Transformers RoHS | Mfr. Part # | DST-4-20 |
| Package | Through Hole-8P,41.3x33.3mm | Model Number | DST-4-20 |
The Signal ST/DST Series Split/Tran Specialty Purpose & Class 2 Transformers are designed for reliable signal applications, featuring a split bobbin construction with dual cavities for superior isolation and low capacitive coupling. These transformers offer rigid pin construction for enhanced board insertion and overall reliability. They are suitable for a wide range of power requirements from 1.1 VA to 36 VA and comply with various agency certifications, including UL and CSA recognition, making them a robust choice for industrial and specialty applications.
| Model Type | Power (VA) | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | Primary Options | Dielectric Strength (Vrms Hipot) | Insulation System | Dimensions (L x W x H) Inches (mm) | Weight lbs (kg) |
|---|---|---|---|---|---|---|---|---|
| ST-2 | 1.1 | 10 VCT @ 0.11 A | 5 V @ 0.22 A | Single 115 V (6 Pin) | 2500 | Class F, 155 C | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) | 0.17 (0.08) |
| DST-2 | 1.1 | 10 VCT @ 0.11 A | 5 V @ 0.22 A | Dual 115/230 V (8 Pin) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) | 0.17 (0.08) | ||
| ST-3 | 2.4 | 10 VCT @ 0.25 A | 5 V @ 0.5 A | Single 115 V (6 Pin) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) | 0.25 (0.11) | ||
| DST-3 | 2.4 | 10 VCT @ 0.25 A | 5 V @ 0.5 A | Dual 115/230 V (8 Pin) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) | 0.25 (0.11) | ||
| ST-4 | 6 | 10 VCT @ 0.6 A | 5 V @ 1.2 A | Single 115 V (6 Pin) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) | 0.44 (0.20) | ||
| DST-4 | 6 | 10 VCT @ 0.6 A | 5 V @ 1.2 A | Dual 115/230 V (8 Pin) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) | 0.44 (0.20) | ||
| ST-5 | 12 | 10 VCT @ 1.2 A | 5 V @ 2.4 A | Single 115 V (6 Pin) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) | 0.70 (0.32) | ||
| DST-5 | 12 | 10 VCT @ 1.2 A | 5 V @ 2.4 A | Dual 115/230 V (8 Pin) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) | 0.70 (0.32) | ||
| ST-6 | 20 | 10 VCT @ 2.0 A | 5 V @ 4.0 A | Single 115 V (6 Pin) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) | 0.80 (0.36) | ||
| DST-6 | 20 | 10 VCT @ 2.0 A | 5 V @ 4.0 A | Dual 115/230 V (8 Pin) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) | 0.80 (0.36) | ||
| ST-7 | 36 | 10 VCT @ 3.6 A | 5 V @ 7.2 A | Single 115 V (6 Pin) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) | 1.1 (0.50) | ||
| DST-7 | 36 | 10 VCT @ 3.6 A | 5 V @ 7.2 A | Dual 115/230 V (8 Pin) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) | 1.1 (0.50) | ||
| General Specifications | 1.1 VA to 36 VA | N/A | N/A | Single or dual primaries, 115 V or 115/230 V, 50/60 Hz | 2500 Vrms | Class F, 155 C | N/A | N/A |
Note: Specific secondary voltage and current ratings vary by part number. Refer to the part number selection chart for detailed configurations. Mounting hardware details are available in a separate Accessories datasheet.
Size 7 has 4 mounting holes on 2.18 x 1.75 centers for #6 screws.
Optional Mounting Screw & Nut: ST-MS (screw), ST-MN (nut) available from Signal.
For Class 2 ratings, models are marked with (*), (**), or (#).
CSA certified as Inherently Limited (*) or Non Inherently Limited (see recommended fuse rating table).
UL Recognized UL5085-3, Inherently Limited (#).
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
>300
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd. is a professional company focus on integrated circuit ic business. Changsha Purple Horn will also responsible with exporting and logistic business. there is professional factory Changsha Purple Horn which focus on desigining and manufacture. ... Changsha Purple Horn E-Commerce Co., Ltd. is a professional company focus on integrated circuit ic business. Changsha Purple Horn will also responsible with exporting and logistic business. there is professional factory Changsha Purple Horn which focus on desigining and manufacture. ...
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