Online Service

Online Service

Contact Person
+86 136 6733 2386
quality Low Profile PCB Transformer Bel Fuse LP-34-75 Signal Series with Hum Bucking Semi Toroidal Design factory
<
quality Low Profile PCB Transformer Bel Fuse LP-34-75 Signal Series with Hum Bucking Semi Toroidal Design factory
>
Specifications
Secondary Winding:
2
Isolation Voltage(Vrms):
1.5kV
Primary Winding(s):
2
Secondary Side Voltage:
17V;34V
Output Current:
150mA;75mA
Primary Side Voltage:
115V;230V
Mfr. Part #:
LP-34-75
Package:
Through Hole-8P,47.5x39.6mm
Key Attributes
Model Number: LP-34-75
Product Description

Product Overview

The Signal LP Series Flathead Low Profile Transformers are designed for low power and critical height applications on Printed Circuit Boards (PCBs). Utilizing hum-bucking (semi-toroidal) construction, these transformers minimize radiated magnetic fields, making them ideal for space-constrained PCB designs. They offer dual primaries (115/230 V, 50/60 Hz) and can be configured for series or parallel secondaries. Available in a range of VA ratings from 2 VA to 48 VA, with heights from 0.65" to 1.375".

Product Attributes

  • Brand: Signal (Belfuse)
  • Construction: Hum-bucking (semi-toroidal)
  • Agency Certifications: UL recognized to UL 506 / UL 5085-2 (File # E63829), CSA NRTL/C22.2 #66.1 (File # 221070)
  • Insulation System: Class B, 130 C, UL 1446, E66312
  • Compliance: RoHS Compliant
  • Customization: Custom versions available upon request

Technical Specifications

Part Number VA Secondary RMS Rating (Series) Secondary RMS Rating (Parallel) Size (Height) Dimensions (L x W x H) Weight (oz/kg) Pin Type Mounting Hole
LP-10-250 2 10 VCT @ 250 mA 5 V @ 500 mA 0.65" (16.5 mm) 1.87" x 1.56" x 0.65" (47.5 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-10-600 6 10 VCT @ 600 mA 5 V @ 1.2 A 0.85" (21.6 mm) 1.87" x 1.56" x 0.85" (47.5 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-10-1200 12 10 VCT @ 1200 mA 5 V @ 2.4 A 1.06" (27.1 mm) 2.50" x 2.00" x 1.06" (63.5 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-10-2400 24 10 VCT @ 2.40 A 5 V @ 4.80 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-10-4800 48 10 VCT @ 4.80 A 5 V @ 9.60 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-12-200 2 12.6 VCT @ 200 mA 6.3 V @ 400 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-12-450 6 12.6 VCT @ 450 mA 6.3 V @ 900 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-12-900 12 12.6 VCT @ 900 mA 6.3 V @ 1.8 A 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-12-1900 24 12.6 VCT @ 1.90 A 6.3 V @ 3.80 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-12-3800 48 12.6 VCT @ 3.80 A 6.3 V @ 7.60 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-16-150 2 16 VCT @ 150 mA 8 V @ 300 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-16-350 6 16 VCT @ 350 mA 8 V @ 700 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-16-700 12 16 VCT @ 700 mA 8 V @ 1.4 A 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-16-1500 24 16 VCT @ 1.50 A 8 V @ 3.00 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-16-3000 48 16 VCT @ 3.00 A 8 V @ 6.00 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-20-125 2 20 VCT @ 125 mA 10 V @ 250 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-20-300 6 20 VCT @ 300 mA 10 V @ 600 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-20-600 12 20 VCT @ 600mA 10 V @ 1.2 A 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-20-1200 24 20 VCT @ 1.20 A 10 V @ 2.40 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-20-2400 48 20 VCT @ 2.40 A 10 V @ 4.80 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-24-100 2 24 VCT @ 100 mA 12 V @ 200 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-24-250 6 24 VCT @ 250 mA 12 V @ 500 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-24-500 12 24 VCT @ 500 mA 12 V @ 1.00 A 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-24-1000 24 24 VCT @ 1.00 A 12 V @ 2.00 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-24-2000 48 24 VCT @ 2.00 A 12V @ 4.00 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-30-85 2 30 VCT @ 85 mA 15 V @ 170 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-30-200 6 30 VCT @ 200 mA 15 V @ 400 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-30-400 12 30 VCT @ 400 mA 15 V @ 800 mA 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-30-800 24 30 VCT @ 800 mA 15 V @ 1.60 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-30-1600 48 30 VCT @ 1.60 A 15 V @ 3.20 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-34-75 2 34 VCT @ 75 mA 17 V @ 150 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-34-170 6 34 VCT @ 170 mA 17 V @ 340 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-34-340 12 34 VCT @ 340 mA 17 V @ 680 mA 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-34-700 24 34 VCT @ 700 mA 17 V @ 1.40 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-34-1400 48 34 VCT @ 1.40 A 17 V @ 2.80 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-40-60 2 40 VCT @ 60 mA 20 V @ 120 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-40-150 6 40 VCT @ 150 mA 20 V @ 300 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-40-300 12 40 VCT @ 300 mA 20 V @ 600 mA 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-40-600 24 40 VCT @ 600 mA 20 V @ 1.20 A 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-40-1200 48 40 VCT @ 1.20 A 20 V @ 2.40 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-56-45 2 56 VCT @ 45 mA 28 V @ 90 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-56-100 6 56 VCT @ 100 mA 28 V @ 200 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-56-200 12 56 VCT @ 200 mA 28 V @ 400 mA 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-56-425 24 56 VCT @ 425 mA 28 V @ 850 mA 1.25" (31.8 mm) 2.87" x 2.25" x 1.25" (72.9 x 57.2 x 31.8 mm) 15 (0.43) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #4 Screw
LP-56-850 48 56 VCT @ 850 mA 28 V @ 1.70 A 1.37" (34.9 mm) 3.12" x 2.50" x 1.37" (79.2 x 63.5 x 34.9 mm) 21 (0.60) 0.041 SQ pin (1.04 SQ mm) Clearance Hole for #6 Screw
LP-88-28 2 88 VCT @ 28 mA 44 V @ 56 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-88-65 6 88 VCT @ 65 mA 44 V @ 130 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-88-130 12 88 VCT @ 130 mA 44 V @ 260 mA 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-120-20 2 120 VCT @ 20 mA 60 V @ 40 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-120-50 6 120 VCT @ 50 mA 60 V @ 100 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-120-100 12 120 VCT @ 100 mA 60 V @ 200 mA 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
LP-230-10 2 230 VCT @ 10 mA 115 V @ 20 mA 0.65" (16.5 mm) 1.60" x 1.56" x 0.65" (40.6 x 39.6 x 16.5 mm) 5 (0.14) - -
LP-230-25 6 230 VCT @ 25 mA 115 V @ 50 mA 0.85" (21.6 mm) 1.60" x 1.56" x 0.85" (40.6 x 39.6 x 21.6 mm) 7 (0.20) - -
LP-230-50 12 230 VCT @ 50mA 115 V @ 100 mA 1.06" (27.1 mm) 2.00" x 2.00" x 1.06" (50.8 x 50.8 x 27.1 mm) 11 (0.31) - -
General Specifications: Power: 2 VA to 48 VA | Dielectric Strength: 1500 Vrms Hipot | Primaries: Dual, 115/230 V - 50/60 Hz | Secondaries: Series or Parallel | Insulation System: Class B, 130 C, UL 1446, E66312

2504101957_Bel-Fuse-LP-34-75_C17196525.pdf

Request A Quote

Please Use Our Online Inquiry Contact Form Below If You Have Any Questions, Our Team Will Get Back To You As Soon As Possible

You Can Upload Up To 5 Files And Each File Sized 10M Max