Bel Fuse LP 20 1200 transformer LP Series designed for minimal magnetic interference and applications
Product Overview
Signal's LP Series Flathead Low Profile Transformers are designed for low power and critical height applications. Utilizing hum-bucking (semi-toroidal) construction, these transformers effectively minimize radiated magnetic fields, making them ideal for PC board applications where space is limited. They offer dual primaries (115/230 V) and can be configured for series or parallel secondaries, providing flexibility for various power needs. With a compact profile ranging from 0.65 to 1.375 in height, they are a suitable choice for demanding electronic designs.
Product Attributes
- Brand: Signal (belfuse.com/signal)
- Series: LP Series
- Construction: Hum-bucking (semi-toroidal)
- 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 (inches/mm) | Weight (oz/kg) | Mounting Hole Clearance |
|---|---|---|---|---|---|---|---|
| LP-10-250 | 2 | 10 VCT @ 250 mA | 5 V @ 500 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-10-600 | 6 | 10 VCT @ 600 mA | 5 V @ 1.2 A | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-10-1200 | 12 | 10 VCT @ 1200 mA | 5 V @ 2.4 A | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-10-2400 | 24 | 10 VCT @ 2.40 A | 5 V @ 4.80 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-10-4800 | 48 | 10 VCT @ 4.80 A | 5 V @ 9.60 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-12-200 | 2 | 12.6 VCT @ 200 mA | 6.3 V @ 400 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-12-450 | 6 | 12.6 VCT @ 450 mA | 6.3 V @ 900 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-12-900 | 12 | 12.6 VCT @ 900 mA | 6.3 V @ 1.8 A | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-12-1900 | 24 | 12.6 VCT @ 1.90 A | 6.3 V @ 3.80 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-12-3800 | 48 | 12.6 VCT @ 3.80 A | 6.3 V @ 7.60 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-16-150 | 2 | 16 VCT @ 150 mA | 8 V @ 300 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-16-350 | 6 | 16 VCT @ 350 mA | 8 V @ 700 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-16-700 | 12 | 16 VCT @ 700 mA | 8 V @ 1.4 A | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-16-1500 | 24 | 16 VCT @ 1.50 A | 8 V @ 3.00 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-16-3000 | 48 | 16 VCT @ 3.00 A | 8 V @ 6.00 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-20-125 | 2 | 20 VCT @ 125 mA | 10 V @ 250 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-20-300 | 6 | 20 VCT @ 300 mA | 10 V @ 600 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-20-600 | 12 | 20 VCT @ 600mA | 10 V @ 1.2 A | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-20-1200 | 24 | 20 VCT @ 1.20 A | 10 V @ 2.40 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-20-2400 | 48 | 20 VCT @ 2.40 A | 10 V @ 4.80 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-24-100 | 2 | 24 VCT @ 100 mA | 12 V @ 200 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-24-250 | 6 | 24 VCT @ 250 mA | 12 V @ 500 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-24-500 | 12 | 24 VCT @ 500 mA | 12 V @ 1.00 A | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-24-1000 | 24 | 24 VCT @ 1.00 A | 12 V @ 2.00 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-24-2000 | 48 | 24 VCT @ 2.00 A | 12V @ 4.00 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-30-85 | 2 | 30 VCT @ 85 mA | 15 V @ 170 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-30-200 | 6 | 30 VCT @ 200 mA | 15 V @ 400 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-30-400 | 12 | 30 VCT @ 400 mA | 15 V @ 800 mA | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-30-800 | 24 | 30 VCT @ 800 mA | 15 V @ 1.60 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-30-1600 | 48 | 30 VCT @ 1.60 A | 15 V @ 3.20 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-34-75 | 2 | 34 VCT @ 75 mA | 17 V @ 150 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-34-170 | 6 | 34 VCT @ 170 mA | 17 V @ 340 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-34-340 | 12 | 34 VCT @ 340 mA | 17 V @ 680 mA | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-34-700 | 24 | 34 VCT @ 700 mA | 17 V @ 1.40 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-34-1400 | 48 | 34 VCT @ 1.40 A | 17 V @ 2.80 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-40-60 | 2 | 40 VCT @ 60 mA | 20 V @ 120 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-40-150 | 6 | 40 VCT @ 150 mA | 20 V @ 300 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-40-300 | 12 | 40 VCT @ 300 mA | 20 V @ 600 mA | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-40-600 | 24 | 40 VCT @ 600 mA | 20 V @ 1.20 A | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-40-1200 | 48 | 40 VCT @ 1.20 A | 20 V @ 2.40 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-56-45 | 2 | 56 VCT @ 45 mA | 28 V @ 90 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-56-100 | 6 | 56 VCT @ 100 mA | 28 V @ 200 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-56-200 | 12 | 56 VCT @ 200 mA | 28 V @ 400 mA | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-56-425 | 24 | 56 VCT @ 425 mA | 28 V @ 850 mA | 12 | 1.25 (31.8) | 15 (0.43) | Clearance Hole for #4 Screw |
| LP-56-850 | 48 | 56 VCT @ 850 mA | 28 V @ 1.70 A | 24 | 1.37 (34.9) | 21 (0.60) | Clearance Hole for #6 Screw |
| LP-88-28 | 2 | 88 VCT @ 28 mA | 44 V @ 56 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-88-65 | 6 | 88 VCT @ 65 mA | 44 V @ 130 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-88-130 | 12 | 88 VCT @ 130 mA | 44 V @ 260 mA | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-120-20 | 2 | 120 VCT @ 20 mA | 60 V @ 40 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-120-50 | 6 | 120 VCT @ 50 mA | 60 V @ 100 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-120-100 | 12 | 120 VCT @ 100 mA | 60 V @ 200 mA | 7 | 1.06 (27.1) | 11 (0.31) | - |
| LP-230-10 | 2 | 230 VCT @ 10 mA | 115 V @ 20 mA | 2 | 0.65 (16.5) | 5 (0.14) | - |
| LP-230-25 | 6 | 230 VCT @ 25 mA | 115 V @ 50 mA | 5 | 0.85 (21.6) | 7 (0.20) | - |
| LP-230-50 | 12 | 230 VCT @ 50mA | 115 V @ 100 mA | 7 | 1.06 (27.1) | 11 (0.31) | - |
General Specifications:
- Power: 2 VA to 48 VA
- Dielectric Strength: 1500 Vrms Hipot
- Primaries: Dual primaries, 115/230 V - 50/60 Hz
- Secondaries: Series or Parallel configuration
- Height Range: 0.65 to 1.375 (16.5 mm to 34.9 mm)
Mechanical Dimensions (Size 2, 5, 6, 7, 12, 24, 48):
| Size | Dimensions (L x W x H) (inches/mm) | Pin Type |
|---|---|---|
| 2 | 1.87 x 1.56 x 0.65 (47.5 x 39.6 x 16.5) | - |
| 5 | 1.87 x 1.56 x 0.85 (47.5 x 39.6 x 21.6) | - |
| 6 | 2.50 x 2.00 x 1.06 (63.5 x 50.8 x 27.1) | - |
| 7 | 2.87 x 2.25 x 1.25 (72.9 x 57.2 x 31.8) | 0.041 SQ pin (1.04 SQ mm) |
| 12 | 3.12 x 2.50 x 1.37 (79.2 x 63.5 x 34.9) | 0.041 SQ pin (1.04 SQ mm) |
| 24 | - | - |
| 48 | - | - |
Contact Information:
- Address: 128 Atlantic Avenue, Lynbrook, NY 11563
- Toll Free: 866-239-5777
- Tel: 516-239-5777
- Fax: 516-239-7208
- Email: sales@signaltransformer.com | techhelp@signaltransformer.com
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.