Changsha Purple Horn E-Commerce Co., Ltd.
                                                                                                           
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Class F Insulation Split Bobbin Transformer Bel Fuse DST-3-36 in Signal Transformer ST DST Series for Applications

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Product Description

Product Overview

The Signal ST/DST Series Split/Tran Specialty Purpose & Class 2 Transformers are designed for applications requiring superior isolation and low capacitive coupling, thanks to their split bobbin construction with dual cavities. These transformers feature rigid pin construction for easier board insertion and enhanced reliability. They are suitable for a wide range of power requirements from 1.1 VA to 36 VA and are available in single or dual primary configurations (115 V or 115/230 V, 50/60 Hz) with series or parallel secondary options. The insulation system meets Class F (155 C) standards, and the transformers are RoHS compliant.

Product Attributes

  • Brand: Signal Transformer
  • Series: ST / DST Series Split/Tran
  • Construction: Split Bobbin with Dual Cavity
  • Pin Construction: Rigid
  • Insulation System: Class F (155 C)
  • Certifications: UL 1446, 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

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

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Company Changsha Purple Horn E-Commerce Co., Ltd.
Location 2332 Kaibin Commercial Plaza, No. 419 Shaoshan Middle Road, Shazitang Street, Yuhua District, Changsha City, Hunan Province
Contact Person Sellina

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