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Specifications
Secondary Winding:
2
Isolation Voltage(Vrms):
2.5kV
Primary Winding(s):
2
Secondary Side Voltage:
60V;120V
Output Current:
320mA;160mA
Primary Side Voltage:
115V;230V
Mfr. Part #:
DST-6-120
Package:
Through Hole-8P,57.2x47.6mm
Key Attributes
Model Number:
DST-6-120
Product Description
Product Overview
The Signal ST/DST Series Split/Tran specialty purpose and Class 2 transformers are designed with a split bobbin, dual cavity platform to provide superior isolation and low capacitive coupling. These transformers feature rigid pin construction for easier board insertion and enhanced reliability. They are suitable for a wide range of applications requiring reliable power conversion with high isolation, including Class 2 applications.
Product Attributes
- Brand: Signal Transformer (Bel Fuse)
- Series: ST / DST Series Split/Tran
- Construction: Split Bobbin, Dual Cavity
- Pin Construction: Rigid
- Insulation System: Class F, 155 C
- Agency Certifications: UL 1446 Class F, UL Recognized 506 / UL 5085-1, 2, CSA certified to C22.2 #66.1, cCSAus certified to C22.2 #66.3 / UL 5085-3, UL Recognized UL5085-3 (Inherently Limited)
- Compliance: RoHS Compliant
- Customization: Custom versions available upon request.
Technical Specifications
| Model Type | Power (VA) | Dielectric Strength (Vrms Hipot) | Primary Options | Secondary Options | Insulation System | Mounting Hardware | Weight (lbs / kg) | Dimensions (L x W x H) |
|---|---|---|---|---|---|---|---|---|
| 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 / Accessories datasheet | 0.17 (0.08) to 1.1 (0.50) | Varies by VA rating (see chart) |
Part Number Selection & Ratings
| Part Number (Example) | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | Primary Type | Pins | Class 2 Marking |
|---|---|---|---|---|---|
| ST-2-10**# | 10 VCT @ 0.11 A | 5 V @ 0.22 A | Single 115 V | 6 | **# |
| DST-2-10**# | 10 VCT @ 0.11 A | 5 V @ 0.22 A | Dual 115/230 V | 8 | **# |
| ST-3-10*# | 10 VCT @ 0.25 A | 5 V @ 0.5 A | Single 115 V | 6 | *# |
| DST-3-10*# | 10 VCT @ 0.25 A | 5 V @ 0.5 A | Dual 115/230 V | 8 | *# |
| ST-7-36 DST-7-36 | 36 VCT @ 1.0 A | 18 V @ 2.0 A | N/A | N/A | N/A |
| ST-6-120 DST-6-120 | 120 VCT @ 0.16 A | 60 V @ 0.32 A | N/A | N/A | N/A |
| ST-7-120 DST-7-120 | 120 VCT @ 0.3 A | 60 V @ 0.6 A | N/A | N/A | N/A |
| * CSA certified as Inherently Limited ** CSA certified as Non Inherently Limited # UL Recognized UL5085-3, Inherently Limited | |||||
Recommended Secondary Fuse Values
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) | (11) | (12) | (13) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.125 A | 0.15 A | 0.25 A | 0.3 A | 0.375 A | 0.4 A | 0.5 A | 0.6 A | 0.75 A | 1.0 A | 1.5 A | 2.0 A | 3.0 A |
Mechanical Specifications
| 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) |
|---|---|---|---|---|---|---|---|---|---|
| 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) |
| 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) |
| 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) |
| 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) |
| 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) |
| 36 | 2.62 (66.7) | 2.18 (55.5) | 1.59 (40.4) | (See notes) | 0.40 (10.2) | 0.40 (10.2) | 1.85 (47.0) | (See notes) | 1.1 (0.50) |
| Notes: - Size 7 has 4 mounting holes on 2.18 x 1.75 centers for #6 screws. - Mounting hardware ST-MS (screw) and ST-MN (nut) available from Signal. | |||||||||
2411272143_Bel-Fuse-DST-6-120_C17604341.pdf
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