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 | 240mA;120mA |
| Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,34.9x28.6mm Power Transformers RoHS |
| Mfr. Part # | DST-3-20 |
| Package | Through Hole-8P,34.9x28.6mm |
| Model Number | DST-3-20 |
View Detail Information
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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 | 240mA;120mA | Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,34.9x28.6mm Power Transformers RoHS | Mfr. Part # | DST-3-20 |
| Package | Through Hole-8P,34.9x28.6mm | Model Number | DST-3-20 |
The Signal ST / DST Series Split/Tran Specialty Purpose & Class 2 Transformers are designed for printed circuit board mounting. These transformers feature a split bobbin construction with dual cavities, providing superior isolation and low capacitive coupling. Their rigid pin construction ensures easier board insertion and enhanced reliability. Suitable for a wide range of applications requiring reliable power conversion, these transformers meet stringent agency certifications and are RoHS compliant.
| Part Number | Power (VA) | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | Primary Voltage (V) | Frequency (Hz) | Dielectric Strength (Vrms Hipot) | Dimensions (L x W x H) (inches / mm) | Weight (lbs / kg) | Mounting Hardware |
|---|---|---|---|---|---|---|---|---|---|
| ST-2-10**# / DST-2-10**# | 1.1 | 10 VCT @ 0.11 A | 5 V @ 0.22 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-10*# / DST-3-10*# | 2.4 | 10 VCT @ 0.25 A | 5 V @ 0.5 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-10*# / DST-4-10*# | 6 | 10 VCT @ 0.6 A | 5 V @ 1.2 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-10*# / DST-5-10*# | 12 | 10 VCT @ 1.2 A | 5 V @ 2.4 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-10 / DST-6-10 | 20 | 10 VCT @ 2.0 A | 5 V @ 4.0 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-10 / DST-7-10 | 36 | 10 VCT @ 3.6 A | 5 V @ 7.2 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-12**# / DST-2-12**# | 1.1 | 12.6 VCT @ 0.09 A | 6.3 V @ 0.18 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-12*# / DST-3-12*# | 2.4 | 12.6 VCT @ 0.2 A | 6.3 V @ 0.4 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-12*# / DST-4-12*# | 6 | 12.6 VCT @ 0.5 A | 6.3 V @ 1.0 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-12*# / DST-5-12*# | 12 | 12.6 VCT @ 1.0 A | 6.3 V @ 2.0 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-12 / DST-6-12 | 20 | 12.6 VCT @ 1.6 A | 6.3 V @ 3.2 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-12 / DST-7-12 | 36 | 12.6 VCT @ 2.85 A | 6.3 V @ 5.7 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-16**# / DST-2-16**# | 1.1 | 16 VCT @ 0.07 A | 8 V @ 0.14 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-16*# / DST-3-16*# | 2.4 | 16 VCT @ 0.15 A | 8 V @ 0.3 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-16*# / DST-4-16*# | 6 | 16 VCT @ 0.4 A | 8 V @ 0.8 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-16*# / DST-5-16*# | 12 | 16 VCT @ 0.8 A | 8 V @ 1.6 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-16 / DST-6-16 | 20 | 16 VCT @ 1.25 A | 8 V @ 2.5 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-16 / DST-7-16 | 36 | 16 VCT @ 2.25 A | 8 V @ 4.5 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-20**# / DST-2-20**# | 1.1 | 20 VCT @ 0.055 A | 10 V @ 0.11 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-20*# / DST-3-20*# | 2.4 | 20 VCT @ 0.12 A | 10 V @ 0.24 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-20*# / DST-4-20*# | 6 | 20 VCT @ 0.3 A | 10 V @ 0.6 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-20*# / DST-5-20*# | 12 | 20 VCT @ 0.6 A | 10 V @ 1.2 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-20 / DST-6-20 | 20 | 20 VCT @ 1.0 A | 10 V @ 2.0 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-20 / DST-7-20 | 36 | 20 VCT @ 1.8 A | 10 V @ 3.6 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-24**# / DST-2-24**# | 1.1 | 24 VCT @ 0.045 A | 12 V @ 0.09 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-24*# / DST-3-24*# | 2.4 | 24 VCT @ 0.1 A | 12 V @ 0.2 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-24*# / DST-4-24*# | 6 | 24 VCT @ 0.25 A | 12 V @ 0.5 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-24*# / DST-5-24*# | 12 | 24 VCT @ 0.5 A | 12 V @ 1.0 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-24 / DST-6-24 | 20 | 24 VCT @ 0.8 A | 12 V @ 1.6 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-24 / DST-7-24 | 36 | 24 VCT @ 1.5 A | 12 V @ 3.0 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-28 / DST-2-28 | 1.1 | 28 VCT @ 0.04 A | 14 V @ 0.08 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-28 / DST-3-28 | 2.4 | 28 VCT @ 0.085 A | 14 V @ 0.17 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-28 / DST-4-28 | 6 | 28 VCT @ 0.2 A | 14 V @ 0.4 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-28 / DST-5-28 | 12 | 28 VCT @ 0.42 A | 14 V @ 0.84 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-28 / DST-6-28 | 20 | 28 VCT @ 0.7 A | 14 V @ 1.4 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-28 / DST-7-28 | 36 | 28 VCT @ 1.3 A | 14 V @ 2.6 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-36 / DST-2-36 | 1.1 | 36 VCT @ 0.03 A | 18 V @ 0.06 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-36 / DST-3-36 | 2.4 | 36 VCT @ 0.065 A | 18 V @ 0.13 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-36 / DST-4-36 | 6 | 36 VCT @ 0.17 A | 18 V @ 0.34 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-36 / DST-5-36 | 12 | 36 VCT @ 0.35 A | 18 V @ 0.7 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-36 / DST-6-36 | 20 | 36 VCT @ 0.55 A | 18 V @ 1.1 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-36 / DST-7-36 | 36 | 36 VCT @ 1.0 A | 18 V @ 2.0 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-48 / DST-2-48 | 1.1 | 48 VCT @ 0.023 A | 24 V @ 0.046 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-48 / DST-3-48 | 2.4 | 48 VCT @ 0.05 A | 24 V @ 0.1 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-48 / DST-4-48 | 6 | 48 VCT @ 0.125 A | 24 V @ 0.25 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-48 / DST-5-48 | 12 | 48 VCT @ 0.25 A | 24 V @ 0.5 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-48 / DST-6-48 | 20 | 48 VCT @ 0.4 A | 24 V @ 0.8 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-48 / DST-7-48 | 36 | 48 VCT @ 0.75 A | 24 V @ 1.5 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-56 / DST-2-56 | 1.1 | 56 VCT @ 0.02 A | 28 V @ 0.04 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-56 / DST-3-56 | 2.4 | 56 VCT @ 0.045 A | 28 V @ 0.09 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-56 / DST-4-56 | 6 | 56 VCT @ 0.11 A | 28 V @ 0.22 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-56 / DST-5-56 | 12 | 56 VCT @ 0.22 A | 28 V @ 0.44 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-56 / DST-6-56 | 20 | 56 VCT @ 0.35 A | 28 V @ 0.7 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-56 / DST-7-56 | 36 | 56 VCT @ 0.65 A | 28 V @ 1.3 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
| ST-2-120 / DST-2-120 | 1.1 | 120 VCT @ 0.01 A | 60 V @ 0.02 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 0.97 (34.9 x 28.6 x 24.6) | 0.17 (0.08) | - |
| ST-3-120 / DST-3-120 | 2.4 | 120 VCT @ 0.02 A | 60 V @ 0.04 A | 115 V | 50/60 | 2500 | 1.37 x 1.12 x 1.21 (34.9 x 28.6 x 30.8) | 0.25 (0.11) | - |
| ST-4-120 / DST-4-120 | 6 | 120 VCT @ 0.05 A | 60 V @ 0.1 A | 115 V | 50/60 | 2500 | 1.62 x 1.31 x 1.31 (41.3 x 33.3 x 33.3) | 0.44 (0.20) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-5-120 / DST-5-120 | 12 | 120 VCT @ 0.1 A | 60 V @ 0.2 A | 115 V | 50/60 | 2500 | 1.91 x 1.59 x 1.45 (48.4 x 40.4 x 36.9) | 0.70 (0.32) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-6-120 / DST-6-120 | 20 | 120 VCT @ 0.16 A | 60 V @ 0.32 A | 115 V | 50/60 | 2500 | 2.25 x 1.88 x 1.45 (57.2 x 47.8 x 36.9) | 0.80 (0.36) | Nylon 4-40 x 1.37 (4-40 x 34.9) |
| ST-7-120 / DST-7-120 | 36 | 120 VCT @ 0.3 A | 60 V @ 0.6 A | 115 V | 50/60 | 2500 | 2.62 x 2.18 x 1.59 (66.7 x 55.5 x 40.4) | 1.1 (0.50) | #6 screws (4 mounting holes on 2.18 x 1.75 centers) |
Note: Recommended secondary fuse values are indicated by numbers in parentheses next to the secondary ratings in the part number selection table. Refer to the Accessories datasheet for mounting screw information.
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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