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quality Signal Transformer ST DST Series Split Bobbin Dual Cavity Transformer Class F Insulation Bel Fuse DST-5-36 factory
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quality Signal Transformer ST DST Series Split Bobbin Dual Cavity Transformer Class F Insulation Bel Fuse DST-5-36 factory
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Specifications
Secondary Winding:
2
Isolation Voltage(Vrms):
2.5kV
Primary Winding(s):
2
Secondary Side Voltage:
18V;36V
Output Current:
700mA;350mA
Primary Side Voltage:
115V;230V
Mfr. Part #:
DST-5-36
Package:
Through Hole-8P,47.8x39.6mm
Key Attributes
Model Number: DST-5-36
Product Description

Product Overview

The Signal ST/DST Series Split/Tran Specialty Purpose & Class 2 Transformers are designed with a dual cavity platform to provide superior isolation and low capacitive coupling. Featuring rigid pin construction for enhanced board insertion reliability, these transformers are suitable for a wide range of power applications from 1.1 VA to 36 VA. They offer single or dual primaries (115 V or 115/230 V, 50/60 Hz) and series or parallel secondaries. The split bobbin construction eliminates the need for an electrostatic shield, and the insulation system is rated Class F (155 C).

Product Attributes

  • Brand: Signal Transformer
  • Series: ST/DST Series Split/Tran
  • Construction: Split Bobbin with Dual Cavity
  • Insulation System: Class F (155 C)
  • Compliance: RoHS Compliant
  • Agency Certifications:
    • UL 1446 Class F insulation systems, File # E66312
    • UL Recognized 506 / UL 5085-1, 2, File # E63829
    • CSA certified to C22.2 #66.1, File # 221070
    • cCSAus certified to C22.2 #66.3 / UL 5085-3, File #221070
    • Class 2 - marked with (*) or (**) or (#)
    • * CSA certified as Inherently Limited
    • ** CSA certified as Non Inherently Limited
    • # UL Recognized UL5085-3, Inherently Limited File # E116583

Technical Specifications

Part Number (Type) Secondary RMS Rating (Series) Secondary RMS Rating (Parallel) VA Rating Primary Voltage Pin Configuration Dimensions (L x W x H) Inches (mm) Weight lbs (kg) Mounting Hardware (Optional)
ST-2-10**# / DST-2-10**# 10 VCT @ 0.11 A 5 V @ 0.22 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-10*# / DST-3-10*# 10 VCT @ 0.25 A (5) 5 V @ 0.5 A (9) 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-10*# / DST-4-10*# 10 VCT @ 0.6 A (9) 5 V @ 1.2 A (11) 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-10*# / DST-5-10*# 10 VCT @ 1.2 A (11) 5 V @ 2.4 A (13) 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-10 / DST-6-10 10 VCT @ 2.0 A 5 V @ 4.0 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-10 / DST-7-10 10 VCT @ 3.6 A 5 V @ 7.2 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-12**# / DST-2-12**# 12.6 VCT @ 0.09 A 6.3 V @ 0.18 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-12*# / DST-3-12*# 12.6 VCT @ 0.2 A (4) 6.3 V @ 0.4 A (8) 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-12*# / DST-4-12*# 12.6 VCT @ 0.5 A (9) 6.3 V @ 1.0 A (11) 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-12*# / DST-5-12*# 12.6 VCT @ 1.0 A (11) 6.3 V @ 2.0 A (13) 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-12 / DST-6-12 12.6 VCT @ 1.6 A 6.3 V @ 3.2 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-12 / DST-7-12 12.6 VCT @ 2.85 A 6.3 V @ 5.7 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-16**# / DST-2-16**# 16 VCT @ 0.07 A 8 V @ 0.14 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-16*# / DST-3-16*# 16 VCT @ 0.15 A (3) 8 V @ 0.3 A (6) 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-16*# / DST-4-16*# 16 VCT @ 0.4 A (7) 8 V @ 0.8 A (10) 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-16*# / DST-5-16*# 16 VCT @ 0.8 A (10) 8 V @ 1.6 A (12) 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-16 / DST-6-16 16 VCT @ 1.25 A 8 V @ 2.5 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-16 / DST-7-16 16 VCT @ 2.25 A 8 V @ 4.5 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-20**# / DST-2-20**# 20 VCT @ 0.055 A 10 V @ 0.11 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-20*# / DST-3-20*# 20 VCT @ 0.12 A (2) 10 V @ 0.24 A (5) 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-20*# / DST-4-20*# 20 VCT @ 0.3 A (6) 10 V @ 0.6 A (9) 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-20*# / DST-5-20*# 20 VCT @ 0.6 A (9) 10 V @ 1.2 A (11) 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-20 / DST-6-20 20 VCT @ 1.0 A 10 V @ 2.0 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-20 / DST-7-20 20 VCT @ 1.8 A 10 V @ 3.6 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-24**# / DST-2-24**# 24 VCT @ 0.045 A 12 V @ 0.09 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-24*# / DST-3-24*# 24 VCT @ 0.1 A (1) 12 V @ 0.2 A (4) 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-24*# / DST-4-24*# 24 VCT @ 0.25 A (5) 12 V @ 0.5 A (9) 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-24*# / DST-5-24*# 24 VCT @ 0.5 A (9) 12 V @ 1.0 A (11) 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-24 / DST-6-24 24 VCT @ 0.8 A 12 V @ 1.6 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-24 / DST-7-24 24 VCT @ 1.5 A 12 V @ 3.0 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-28 / DST-2-28 28 VCT @ 0.04 A 14 V @ 0.08 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-28 / DST-3-28 28 VCT @ 0.085 A 14 V @ 0.17 A 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-28 / DST-4-28 28 VCT @ 0.2 A 14 V @ 0.4 A 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-28 / DST-5-28 28 VCT @ 0.42 A 14 V @ 0.84 A 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-28 / DST-6-28 28 VCT @ 0.7 A 14 V @ 1.4 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-28 / DST-7-28 28 VCT @ 1.3 A 14 V @ 2.6 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-36 / DST-2-36 36 VCT @ 0.03 A 18 V @ 0.06 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-36 / DST-3-36 36 VCT @ 0.065 A 18 V @ 0.13 A 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-36 / DST-4-36 36 VCT @ 0.17 A 18 V @ 0.34 A 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-36 / DST-5-36 36 VCT @ 0.35 A 18 V @ 0.7 A 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-36 / DST-6-36 36 VCT @ 0.55 A 18 V @ 1.1 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-36 / DST-7-36 36 VCT @ 1.0 A 18 V @ 2.0 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-48 / DST-2-48 48 VCT @ 0.023 A 24 V @ 0.046 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-48 / DST-3-48 48 VCT @ 0.05 A 24 V @ 0.1 A 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-48 / DST-4-48 48 VCT @ 0.125 A 24 V @ 0.25 A 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-48 / DST-5-48 48 VCT @ 0.25 A 24 V @ 0.5 A 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-48 / DST-6-48 48 VCT @ 0.4 A 24 V @ 0.8 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-48 / DST-7-48 48 VCT @ 0.75 A 24 V @ 1.5 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-56 / DST-2-56 56 VCT @ 0.02 A 28 V @ 0.04 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-56 / DST-3-56 56 VCT @ 0.045 A 28 V @ 0.09 A 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-56 / DST-4-56 56 VCT @ 0.11 A 28 V @ 0.22 A 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-56 / DST-5-56 56 VCT @ 0.22 A 28 V @ 0.44 A 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-56 / DST-6-56 56 VCT @ 0.35 A 28 V @ 0.7 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-56 / DST-7-56 56 VCT @ 0.65A 28 V @ 1.3 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)
ST-2-120 / DST-2-120 120 VCT @ 0.01 A 60 V @ 0.02 A 1.1 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 0.97 (24.6) 0.17 (0.08) -
ST-3-120 / DST-3-120 120 VCT @ 0.02 A 60 V @ 0.04 A 2.4 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.37 (34.9) x 1.12 (28.6) x 1.21 (30.8) 0.25 (0.11) -
ST-4-120 / DST-4-120 120 VCT @ 0.05 A 60 V @ 0.1 A 6 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.62 (41.3) x 1.31 (33.3) x 1.31 (33.3) 0.44 (0.20) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-5-120 / DST-5-120 120 VCT @ 0.1 A 60 V @ 0.2 A 12 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 1.91 (48.4) x 1.59 (40.4) x 1.45 (36.9) 0.70 (0.32) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-6-120 / DST-6-120 120 VCT @ 0.16 A 60 V @ 0.32 A 20 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.25 (57.2) x 1.88 (47.8) x 1.45 (36.9) 0.80 (0.36) Nylon 4-40 x 1.37 (4-40 x 34.9)
ST-7-120 / DST-7-120 120 VCT @ 0.3 A 60 V @ 0.6 A 36 115 V / 115/230 V 6 Pin (ST) / 8 Pin (DST) 2.62 (66.7) x 2.18 (55.5) x 1.59 (40.4) 1.1 (0.50) #6 screws (4 mounting holes on 2.18 x 1.75 centers)

General Specifications:

  • Power: 1.1 VA to 36 VA
  • Dielectric Strength: 2500 Vrms Hipot
  • Primaries: Single or dual primaries, 115 V or 115/230 V, 50/60 Hz
  • Secondaries: Series or parallel
  • Electrostatic Shield: Not necessary (split bobbin construction)
  • Insulation System: Class F, 155 C
  • Mounting Hardware: See chart (ST-MS screw, ST-MN nut available from Signal)

Recommended Secondary Fuse Values:

  • (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

Custom versions available upon request. Specifications subject to change without notice.


2411272143_Bel-Fuse-DST-5-36_C17488963.pdf

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