Changsha Purple Horn E-Commerce Co., Ltd.
| Secondary Winding | 2 |
| Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 |
| Secondary Side Voltage | 14V;28V |
| Output Current | 400mA;200mA |
| Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,41.3x33.3mm Power Transformers RoHS |
| Mfr. Part # | DST-4-28 |
| Package | Through Hole-8P,41.3x33.3mm |
| Model Number | DST-4-28 |
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Product Specification
| Secondary Winding | 2 | Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 | Secondary Side Voltage | 14V;28V |
| Output Current | 400mA;200mA | Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,41.3x33.3mm Power Transformers RoHS | Mfr. Part # | DST-4-28 |
| Package | Through Hole-8P,41.3x33.3mm | Model Number | DST-4-28 |
The Signal ST / DST Series Split/Tran Specialty Purpose & Class 2 Transformers are designed for printed circuit board mounting, offering superior isolation and low capacitive coupling due to their dual cavity platform. Featuring rigid pin construction for enhanced board insertion reliability, these transformers are available in a range of power ratings from 1.1 VA to 36 VA. They are suitable for applications requiring high isolation and are UL and CSA certified, with RoHS compliance.
| Product Description | Power Rating (VA) | Dielectric Strength (Vrms Hipot) | Primary Options | Secondary Options | Insulation System | Mounting Hardware | Weight (lbs / kg) | Dimensions (L x W x H inches / mm) |
|---|---|---|---|---|---|---|---|---|
| ST/DST Series | 1.1 to 36 | 2500 | Single or dual primaries, 115 V or 115/230 V, 50/60 Hz | Series or parallel | Class F, 155 C | See chart (ST-MS, ST-MN available) | 0.17 (0.08) to 1.1 (0.50) | Varies by VA rating (e.g., Size 2: 1.37x1.12x0.97) |
| Part Number | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | Pin Configuration | Class 2 Marking |
|---|---|---|---|---|
| ST-2-10**# / DST-2-10**# | 10 VCT @ 0.11 A | 5 V @ 0.22 A | 6 Pin (ST) / 8 Pin (DST) | **# |
| ST-3-10*# / DST-3-10*# | 10 VCT @ 0.25 A | 5 V @ 0.5 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-4-10*# / DST-4-10*# | 10 VCT @ 0.6 A | 5 V @ 1.2 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-5-10*# / DST-5-10*# | 10 VCT @ 1.2 A | 5 V @ 2.4 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-6-10 / DST-6-10 | 10 VCT @ 2.0 A | 5 V @ 4.0 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-10 / DST-7-10 | 10 VCT @ 3.6 A | 5 V @ 7.2 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-12**# / DST-2-12**# | 12.6 VCT @ 0.09 A | 6.3 V @ 0.18 A | 6 Pin (ST) / 8 Pin (DST) | **# |
| ST-3-12*# / DST-3-12*# | 12.6 VCT @ 0.2 A | 6.3 V @ 0.4 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-4-12*# / DST-4-12*# | 12.6 VCT @ 0.5 A | 6.3 V @ 1.0 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-5-12*# / DST-5-12*# | 12.6 VCT @ 1.0 A | 6.3 V @ 2.0 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-6-12 / DST-6-12 | 12.6 VCT @ 1.6 A | 6.3 V @ 3.2 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-12 / DST-7-12 | 12.6 VCT @ 2.85 A | 6.3 V @ 5.7 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-16**# / DST-2-16**# | 16 VCT @ 0.07 A | 8 V @ 0.14 A | 6 Pin (ST) / 8 Pin (DST) | **# |
| ST-3-16*# / DST-3-16*# | 16 VCT @ 0.15 A | 8 V @ 0.3 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-4-16*# / DST-4-16*# | 16 VCT @ 0.4 A | 8 V @ 0.8 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-5-16*# / DST-5-16*# | 16 VCT @ 0.8 A | 8 V @ 1.6 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-6-16 / DST-6-16 | 16 VCT @ 1.25 A | 8 V @ 2.5 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-16 / DST-7-16 | 16 VCT @ 2.25 A | 8 V @ 4.5 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-20**# / DST-2-20**# | 20 VCT @ 0.055 A | 10 V @ 0.11 A | 6 Pin (ST) / 8 Pin (DST) | **# |
| ST-3-20*# / DST-3-20*# | 20 VCT @ 0.12 A | 10 V @ 0.24 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-4-20*# / DST-4-20*# | 20 VCT @ 0.3 A | 10 V @ 0.6 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-5-20*# / DST-5-20*# | 20 VCT @ 0.6 A | 10 V @ 1.2 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-6-20 / DST-6-20 | 20 VCT @ 1.0 A | 10 V @ 2.0 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-20 / DST-7-20 | 20 VCT @ 1.8 A | 10 V @ 3.6 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-24**# / DST-2-24**# | 24 VCT @ 0.045 A | 12 V @ 0.09 A | 6 Pin (ST) / 8 Pin (DST) | **# |
| ST-3-24*# / DST-3-24*# | 24 VCT @ 0.1 A | 12 V @ 0.2 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-4-24*# / DST-4-24*# | 24 VCT @ 0.25 A | 12 V @ 0.5 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-5-24*# / DST-5-24*# | 24 VCT @ 0.5 A | 12 V @ 1.0 A | 6 Pin (ST) / 8 Pin (DST) | *# |
| ST-6-24 / DST-6-24 | 24 VCT @ 0.8 A | 12 V @ 1.6 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-24 / DST-7-24 | 24 VCT @ 1.5 A | 12 V @ 3.0 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-28 / DST-2-28 | 28 VCT @ 0.04 A | 14 V @ 0.08 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-3-28 / DST-3-28 | 28 VCT @ 0.085 A | 14 V @ 0.17 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-4-28 / DST-4-28 | 28 VCT @ 0.2 A | 14 V @ 0.4 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-5-28 / DST-5-28 | 28 VCT @ 0.42 A | 14 V @ 0.84 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-6-28 / DST-6-28 | 28 VCT @ 0.7 A | 14 V @ 1.4 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-28 / DST-7-28 | 28 VCT @ 1.3 A | 14 V @ 2.6 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-36 / DST-2-36 | 36 VCT @ 0.03 A | 18 V @ 0.06 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-3-36 / DST-3-36 | 36 VCT @ 0.065 A | 18 V @ 0.13 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-4-36 / DST-4-36 | 36 VCT @ 0.17 A | 18 V @ 0.34 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-5-36 / DST-5-36 | 36 VCT @ 0.35 A | 18 V @ 0.7 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-6-36 / DST-6-36 | 36 VCT @ 0.55 A | 18 V @ 1.1 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-36 / DST-7-36 | 36 VCT @ 1.0 A | 18 V @ 2.0 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-48 / DST-2-48 | 48 VCT @ 0.023 A | 24 V @ 0.046 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-3-48 / DST-3-48 | 48 VCT @ 0.05 A | 24 V @ 0.1 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-4-48 / DST-4-48 | 48 VCT @ 0.125 A | 24 V @ 0.25 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-5-48 / DST-5-48 | 48 VCT @ 0.25 A | 24 V @ 0.5 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-6-48 / DST-6-48 | 48 VCT @ 0.4 A | 24 V @ 0.8 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-48 / DST-7-48 | 48 VCT @ 0.75 A | 24 V @ 1.5 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-56 / DST-2-56 | 56 VCT @ 0.02 A | 28 V @ 0.04 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-3-56 / DST-3-56 | 56 VCT @ 0.045 A | 28 V @ 0.09 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-4-56 / DST-4-56 | 56 VCT @ 0.11 A | 28 V @ 0.22 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-5-56 / DST-5-56 | 56 VCT @ 0.22 A | 28 V @ 0.44 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-6-56 / DST-6-56 | 56 VCT @ 0.35 A | 28 V @ 0.7 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-56 / DST-7-56 | 56 VCT @ 0.65A | 28 V @ 1.3 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-2-120 / DST-2-120 | 120 VCT @ 0.01 A | 60 V @ 0.02 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-3-120 / DST-3-120 | 120 VCT @ 0.02 A | 60 V @ 0.04 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-4-120 / DST-4-120 | 120 VCT @ 0.05 A | 60 V @ 0.1 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-5-120 / DST-5-120 | 120 VCT @ 0.1 A | 60 V @ 0.2 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-6-120 / DST-6-120 | 120 VCT @ 0.16 A | 60 V @ 0.32 A | 6 Pin (ST) / 8 Pin (DST) | None |
| ST-7-120 / DST-7-120 | 120 VCT @ 0.3 A | 60 V @ 0.6 A | 6 Pin (ST) / 8 Pin (DST) | None |
| Code | Fuse Value (A) |
|---|---|
| (1) | 0.125 A |
| (2) | 0.15 A |
| (3) | 0.25 A |
| (4) | 0.3 A |
| (5) | 0.375 A |
| (6) | 0.4 A |
| (7) | 0.5 A |
| (8) | 0.6 A |
| (9) | 0.75 A |
| (10) | 1.0 A |
| (11) | 1.5 A |
| (12) | 2.0 A |
| (13) | 3.0 A |
| Size VA | L (inches / mm) | W (inches / mm) | H (inches / mm) | ML (inches / mm) | A (inches / mm) | B (inches / mm) | C (inches / mm) | Optional Mounting Screw & Nut | Weight (lbs / kg) |
|---|---|---|---|---|---|---|---|---|---|
| 2 (1.1) | 1.37 (34.9) | 1.12 (28.6) | 0.97 (24.6) | - | 0.25 (6.4) | 0.25 (6.4) | 1.20 (30.5) | - | 0.17 (0.08) |
| 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 (31.8) | Nylon 4-40 x 1.37 (4-40 x 34.9) | 0.44 (0.20) |
| 5 (12) | 1.91 (48.4) | 1.59 (40.4) | 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) | Size 7 has 4 mounting holes on 2.18 x 1.75 centers for #6 screws. | 1.1 (0.50) |
Note: Mounting hardware (ST-MS screw, ST-MN nut) available from Signal.
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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