P075_100W-500W_Planar Transformer_en0 pages
DESIGN GUIDE Planar Transformers & Inductors
jgStpndex | Custom Engineered |
Solutions for Tomorrow | |
ELECTRONICS |
SIZE P075
Power Range 100W-500W
"Application Engineering Experts" □ | |||
CUSTO | M | S STANDARD |
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Design Input Pri. Np Sec. I Out. Sec. Ns1 Sec. Sec. Height
Example Voltage Turns Ns1 Max (2) Turns Ns2 Ns2 mm (in) (1)
Part# VDC (Pins) VDC ADC (Pins) VDC Turns Typ.
1235-1 36-75 6 3.3 302
1 15 5 10.2 (0.400")
1235-2 36-75 6 5 262 2 15 6 10.2 (0.400")
1235-3 36-75 6 12 102 4 15 5 10.2 (0.400") a
1235-4 36-75
15 7.1
15 5 10.2 (0.400")
Q Notes: Full electrical, thermal, and efficiency calculations available upon request 1) Length (L) may
vary depending on terminals. Height (H) may vary depending on input / output requirements. 2)
Estimated value for normal conditions. Current rating can be up to 30% higher for through hole
applications.
SURFACE MOUNT DESIGN
PCB Pad Layout
All Pad dimensions tolerance +/- 0.1
33.0
10.2
6.8
3.4
C/L -
3.4
6.8
10.2
1.3 | |
/ | \ |
4 4 |
Notes
1. Dimensions are in mm 4. Header: LCP, natural color
2. Drawing not to scale 5. Pins: Copper
3. Tolerance +/- 2% unless noted 6. Pin Finish: Tin (Sn) over Nickel (Ni)
Highlights
• Patented (U.S. PAT. 7,129,809) design with superior
thermal management
• High efficiency (low losses), ultra compact, low-profile
• Great co-planarity of terminals due to patented header
offering repeatable height
• Excellent solderability (Pb-free or Pb/Sn Solder)
• Standard sizes / customer configurations
• Quick custom turn-around often without start-up or tool-
ing costs
• Inductors available for design in all packages
Customize beyond these examples!
Rated power 100W-500W/ Frequency range 150-300kHZ
Surface mount (SMD) or through hole (TH)
Topology - Full Bridge, Half Bridge, Full Bridge ZVS,
Push-Pull, Flyback
Current rating max. SMD=20A, TH = +30%
Isolation voltage pri-sec/pri-core 500-5,000VDC
Soft switching, single or multiple outputs
Different switching frequencies, input/output voltages
Primary turns - other number (no fractions)
Secondary Ns1, Ns2 / Ns3 turns 1 - 8 (no fractions)
Thermal solutions heat sinks, etc.
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26.4 mm
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These models are for reference only and may NOT exactly match the design examples provided.
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