Changsha Purple Horn E-Commerce Co., Ltd.
| Secondary Winding | 2 |
| Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 |
| Secondary Side Voltage | 24V;48V |
| Output Current | 46mA;23mA |
| Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,34.9x28.6mm Power Transformers RoHS |
| Mfr. Part # | DST-2-48 |
| Package | Through Hole-8P,34.9x28.6mm |
| Model Number | DST-2-48 |
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Product Specification
| Secondary Winding | 2 | Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 | Secondary Side Voltage | 24V;48V |
| Output Current | 46mA;23mA | Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,34.9x28.6mm Power Transformers RoHS | Mfr. Part # | DST-2-48 |
| Package | Through Hole-8P,34.9x28.6mm | Model Number | DST-2-48 |
The Signal ST and DST transformers are designed for specialty purposes and Class 2 applications, utilizing a split bobbin construction with dual cavities for superior isolation and low capacitive coupling. This design enhances reliability and simplifies board insertion with its rigid pin construction. These transformers are suitable for a wide range of power requirements from 1.1 VA to 36 VA.
| Part Number | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | VA Rating | Primary Voltage | Pins | Dielectric Strength (Hipot) | Insulation System | Weight (lbs/kg) | Dimensions (L x W x H) |
|---|---|---|---|---|---|---|---|---|---|
| ST-2-10**# / DST-2-10**# | 10 VCT @ 0.11 A | 5 V @ 0.22 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-10*# / DST-3-10*# | 10 VCT @ 0.25 A | 5 V @ 0.5 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-10*# / DST-4-10*# | 10 VCT @ 0.6 A | 5 V @ 1.2 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-10*# / DST-5-10*# | 10 VCT @ 1.2 A | 5 V @ 2.4 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-10 / DST-6-10 | 10 VCT @ 2.0 A | 5 V @ 4.0 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-10 / DST-7-10 | 10 VCT @ 3.6 A | 5 V @ 7.2 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-12**# / DST-2-12**# | 12.6 VCT @ 0.09 A | 6.3 V @ 0.18 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-12*# / DST-3-12*# | 12.6 VCT @ 0.2 A | 6.3 V @ 0.4 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-12*# / DST-4-12*# | 12.6 VCT @ 0.5 A | 6.3 V @ 1.0 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-12*# / DST-5-12*# | 12.6 VCT @ 1.0 A | 6.3 V @ 2.0 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-12 / DST-6-12 | 12.6 VCT @ 1.6 A | 6.3 V @ 3.2 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-12 / DST-7-12 | 12.6 VCT @ 2.85 A | 6.3 V @ 5.7 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-16**# / DST-2-16**# | 16 VCT @ 0.07 A | 8 V @ 0.14 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-16*# / DST-3-16*# | 16 VCT @ 0.15 A | 8 V @ 0.3 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-16*# / DST-4-16*# | 16 VCT @ 0.4 A | 8 V @ 0.8 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-16*# / DST-5-16*# | 16 VCT @ 0.8 A | 8 V @ 1.6 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-16 / DST-6-16 | 16 VCT @ 1.25 A | 8 V @ 2.5 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-16 / DST-7-16 | 16 VCT @ 2.25 A | 8 V @ 4.5 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-20**# / DST-2-20**# | 20 VCT @ 0.055 A | 10 V @ 0.11 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-20*# / DST-3-20*# | 20 VCT @ 0.12 A | 10 V @ 0.24 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-20*# / DST-4-20*# | 20 VCT @ 0.3 A | 10 V @ 0.6 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-20*# / DST-5-20*# | 20 VCT @ 0.6 A | 10 V @ 1.2 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-20 / DST-6-20 | 20 VCT @ 1.0 A | 10 V @ 2.0 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-20 / DST-7-20 | 20 VCT @ 1.8 A | 10 V @ 3.6 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-24**# / DST-2-24**# | 24 VCT @ 0.045 A | 12 V @ 0.09 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-24*# / DST-3-24*# | 24 VCT @ 0.1 A | 12 V @ 0.2 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-24*# / DST-4-24*# | 24 VCT @ 0.25 A | 12 V @ 0.5 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-24*# / DST-5-24*# | 24 VCT @ 0.5 A | 12 V @ 1.0 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-24 / DST-6-24 | 24 VCT @ 0.8 A | 12 V @ 1.6 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-24 / DST-7-24 | 24 VCT @ 1.5 A | 12 V @ 3.0 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-28 / DST-2-28 | 28 VCT @ 0.04 A | 14 V @ 0.08 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-28 / DST-3-28 | 28 VCT @ 0.085 A | 14 V @ 0.17 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-28 / DST-4-28 | 28 VCT @ 0.2 A | 14 V @ 0.4 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-28 / DST-5-28 | 28 VCT @ 0.42 A | 14 V @ 0.84 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-28 / DST-6-28 | 28 VCT @ 0.7 A | 14 V @ 1.4 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-28 / DST-7-28 | 28 VCT @ 1.3 A | 14 V @ 2.6 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-36 / DST-2-36 | 36 VCT @ 0.03 A | 18 V @ 0.06 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-36 / DST-3-36 | 36 VCT @ 0.065 A | 18 V @ 0.13 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-36 / DST-4-36 | 36 VCT @ 0.17 A | 18 V @ 0.34 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-36 / DST-5-36 | 36 VCT @ 0.35 A | 18 V @ 0.7 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-36 / DST-6-36 | 36 VCT @ 0.55 A | 18 V @ 1.1 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-36 / DST-7-36 | 36 VCT @ 1.0 A | 18 V @ 2.0 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-48 / DST-2-48 | 48 VCT @ 0.023 A | 24 V @ 0.046 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-48 / DST-3-48 | 48 VCT @ 0.05 A | 24 V @ 0.1 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-48 / DST-4-48 | 48 VCT @ 0.125 A | 24 V @ 0.25 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-48 / DST-5-48 | 48 VCT @ 0.25 A | 24 V @ 0.5 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-48 / DST-6-48 | 48 VCT @ 0.4 A | 24 V @ 0.8 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-48 / DST-7-48 | 48 VCT @ 0.75 A | 24 V @ 1.5 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-56 / DST-2-56 | 56 VCT @ 0.02 A | 28 V @ 0.04 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-56 / DST-3-56 | 56 VCT @ 0.045 A | 28 V @ 0.09 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-56 / DST-4-56 | 56 VCT @ 0.11 A | 28 V @ 0.22 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-56 / DST-5-56 | 56 VCT @ 0.22 A | 28 V @ 0.44 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-56 / DST-6-56 | 56 VCT @ 0.35 A | 28 V @ 0.7 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-56 / DST-7-56 | 56 VCT @ 0.65 A | 28 V @ 1.3 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
| ST-2-120 / DST-2-120 | 120 VCT @ 0.01 A | 60 V @ 0.02 A | 1.1 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.17 (0.08) | 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) |
| ST-3-120 / DST-3-120 | 120 VCT @ 0.02 A | 60 V @ 0.04 A | 2.4 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.25 (0.11) | 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) |
| ST-4-120 / DST-4-120 | 120 VCT @ 0.05 A | 60 V @ 0.1 A | 6 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.44 (0.20) | 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) |
| ST-5-120 / DST-5-120 | 120 VCT @ 0.1 A | 60 V @ 0.2 A | 12 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.70 (0.32) | 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) |
| ST-6-120 / DST-6-120 | 120 VCT @ 0.16 A | 60 V @ 0.32 A | 20 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 0.80 (0.36) | 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) |
| ST-7-120 / DST-7-120 | 120 VCT @ 0.3 A | 60 V @ 0.6 A | 36 | 115 V | 6 (ST) / 8 (DST) | 2500 Vrms | Class F, 155 C | 1.1 (0.50) | 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) |
Refer to the chart for mounting hardware specifications. Optional Mounting Screw (ST-MS) and Nut (ST-MN) are available from Signal.
Size 7 Mounting: Features 4 mounting holes on 2.18 x 1.75 centers for #6 screws.
See chart for recommended secondary fuse values, indicated by numbers in parentheses in the part number selection table.
Fuse Value Chart: (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.
Specifications subject to change without notice.
2020 Signal Transformer
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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