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China Signal ST DST Series Split Bobbin Dual Cavity Transformer Bel Fuse DST-3-16 for Power Applications for sale

Signal ST DST Series Split Bobbin Dual Cavity Transformer Bel Fuse DST-3-16 for Power 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 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 higher reliability. They are suitable for a wide range of power applications, offering flexibility with single or dual primaries and series or parallel secondaries. The series is UL Recognized, CSA certified, and cCSAus certified, ensuring compliance with industry standards. Custom versions are available upon request.

Product Attributes

  • Brand: Signal
  • Series: ST / DST Series Split/Tran
  • Construction: Split Bobbin, Dual Cavity
  • Insulation System: Class F, 155 C
  • Agency Certifications: UL 1446, UL Recognized 506 / UL 5085-1, 2, CSA Certified C22.2 #66.1, cCSAus Certified C22.2 #66.3 / UL 5085-3, UL5085-3 Inherently Limited
  • Compliance: RoHS Compliant
  • Origin: USA (implied by address)

Technical Specifications

Part Number Power (VA) Secondary RMS Rating (Series) Secondary RMS Rating (Parallel) Primary Voltage (V) Frequency (Hz) Dielectric Strength (Vrms Hipot) Insulation System Mounting Type Weight (lbs/kg)
ST-2-10**# / DST-2-10**# 1.1 10 VCT @ 0.11 A 5 V @ 0.22 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-10*# / DST-5-10*# 12 10 VCT @ 1.2 A 5 V @ 2.4 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-10 / DST-6-10 20 10 VCT @ 2.0 A 5 V @ 4.0 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-10 / DST-7-10 36 10 VCT @ 3.6 A 5 V @ 7.2 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-12*# / DST-5-12*# 12 12.6 VCT @ 1.0 A 6.3 V @ 2.0 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-12 / DST-6-12 20 12.6 VCT @ 1.6 A 6.3 V @ 3.2 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-12 / DST-7-12 36 12.6 VCT @ 2.85 A 6.3 V @ 5.7 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-16**# / DST-2-16**# 1.1 16 VCT @ 0.07 A 8 V @ 0.14 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-16*# / DST-5-16*# 12 16 VCT @ 0.8 A 8 V @ 1.6 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-16 / DST-6-16 20 16 VCT @ 1.25 A 8 V @ 2.5 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-16 / DST-7-16 36 16 VCT @ 2.25 A 8 V @ 4.5 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-20**# / DST-2-20**# 1.1 20 VCT @ 0.055 A 10 V @ 0.11 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-20*# / DST-5-20*# 12 20 VCT @ 0.6 A 10 V @ 1.2 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-20 / DST-6-20 20 20 VCT @ 1.0 A 10 V @ 2.0 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-20 / DST-7-20 36 20 VCT @ 1.8 A 10 V @ 3.6 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-24**# / DST-2-24**# 1.1 24 VCT @ 0.045 A 12 V @ 0.09 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-24*# / DST-5-24*# 12 24 VCT @ 0.5 A 12 V @ 1.0 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-24 / DST-6-24 20 24 VCT @ 0.8 A 12 V @ 1.6 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-24 / DST-7-24 36 24 VCT @ 1.5 A 12 V @ 3.0 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-28 / DST-2-28 1.1 28 VCT @ 0.04 A 14 V @ 0.08 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-28 / DST-5-28 12 28 VCT @ 0.42 A 14 V @ 0.84 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-28 / DST-6-28 20 28 VCT @ 0.7 A 14 V @ 1.4 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-28 / DST-7-28 36 28 VCT @ 1.3 A 14 V @ 2.6 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-36 / DST-2-36 1.1 36 VCT @ 0.03 A 18 V @ 0.06 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-36 / DST-5-36 12 36 VCT @ 0.35 A 18 V @ 0.7 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-36 / DST-6-36 20 36 VCT @ 0.55 A 18 V @ 1.1 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-36 / DST-7-36 36 36 VCT @ 1.0 A 18 V @ 2.0 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-48 / DST-2-48 1.1 48 VCT @ 0.023 A 24 V @ 0.046 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-48 / DST-5-48 12 48 VCT @ 0.25 A 24 V @ 0.5 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-48 / DST-6-48 20 48 VCT @ 0.4 A 24 V @ 0.8 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-48 / DST-7-48 36 48 VCT @ 0.75 A 24 V @ 1.5 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-56 / DST-2-56 1.1 56 VCT @ 0.02 A 28 V @ 0.04 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-56 / DST-5-56 12 56 VCT @ 0.22 A 28 V @ 0.44 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-56 / DST-6-56 20 56 VCT @ 0.35 A 28 V @ 0.7 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-56 / DST-7-56 36 56 VCT @ 0.65 A 28 V @ 1.3 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
ST-2-120 / DST-2-120 1.1 120 VCT @ 0.01 A 60 V @ 0.02 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 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 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.44 (0.20)
ST-5-120 / DST-5-120 12 120 VCT @ 0.1 A 60 V @ 0.2 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.70 (0.32)
ST-6-120 / DST-6-120 20 120 VCT @ 0.16 A 60 V @ 0.32 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 0.80 (0.36)
ST-7-120 / DST-7-120 36 120 VCT @ 0.3 A 60 V @ 0.6 A 115 V 50/60 2500 Class F, 155 C 6 Pin (ST) / 8 Pin (DST) 1.1 (0.50)
General Specifications: Power - 1.1 VA to 36 VA; Electrostatic Shield - Not necessary, split bobbin construction; Mounting Hardware - see chart.
Mechanical Specifications (Size 4): L=1.62" (41.3mm), W=1.31" (33.3mm), H=1.31" (33.3mm), ML=1.06" (26.9mm), A=0.25" (6.4mm), B=0.35" (8.9mm), C=1.25" (31.8mm). Optional Mounting Screw & Nut: Nylon 4-40 x 1.37" (4-40 x 34.9).
Mechanical Specifications (Size 5): L=1.91" (48.4mm), W=1.59" (40.4mm), H=1.45" (36.9mm), ML=1.25" (31.8mm), A=0.30" (7.6mm), B=0.40" (10.2mm), C=1.41" (35.8mm). Optional Mounting Screw & Nut: Nylon 4-40 x 1.37" (4-40 x 34.9).
Mechanical Specifications (Size 6): L=2.25" (57.2mm), W=1.88" (47.8mm), H=1.45" (36.9mm), ML=1.50" (38.1mm), A=0.30" (7.6mm), B=0.40" (10.2mm), C=1.60" (40.6mm). Optional Mounting Screw & Nut: Nylon 4-40 x 1.37" (4-40 x 34.9).
Mechanical Specifications (Size 7): L=2.62" (66.7mm), W=2.18" (55.5mm), H=1.59" (40.4mm), ML=N/A, A=0.40" (10.2mm), B=0.40" (10.2mm), C=1.85" (47.0mm). 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.
Pin Identification: 1 6 Pin Type ST 115 V 50/60 Hz 5 6 8 7 4 Indicates like polarity. 1 8 Pin Type DST 115/230 V 50/60 Hz 5 6 8 7 3 4 2 Indicates like polarity.

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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