The TP20A series high-frequency 100W planar transformer is designed for DC-DC converters and switching power supply applications. Power range is 75-100W, with a maximum thickness of only 7.4mm and a footprint of 20.12*18.50mm.The product operates at 200kHz-700kHz, with a working isolation voltage of 1500Vdc. It offers ultra-low leakage inductance, high efficiency, and minimal EMI, compatible with all SMPS topologies.Multiple mounting and termination options are available. The dedicated heat dissipation clip design ensures excellent thermal management performance.It is widely used in DC-DC converters, switching power supplies, and various high-frequency power conversion applications.
Features
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Power up to 100W
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Frequency range 200kHz-700kHz
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Working isolation voltage 1500Vdc
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Ultra-low leakage inductance (<0.2%)
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Maximum thickness only 7.4mm
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Operating temperature -40 to +125°C
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Compatible with all SMPS topologies
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Dedicated heat dissipation clip design
Applications
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DC-DC converters
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Switching power supplies (SMPS)
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Distributed power systems
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Communication equipment power supplies
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Industrial control power supplies
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Automotive electronics
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Medical equipment power supplies
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High-density power modules
Product Specification Selection Table
| Parameter |
Specification |
| Series |
TP20A |
| Power Range |
75 - 100W |
| Operating Frequency |
200kHz - 700kHz |
| Working Isolation Voltage |
1500Vdc |
| Maximum Thickness |
7.4mm |
| Footprint |
20.12 * 18.50mm |
| Leakage Inductance |
<0.2% (gapless core) |
| Operating Temperature |
-40°C to +125°C |
| Topology Compatibility |
All SMPS topologies |
| Mounting Options |
Horizontal / Vertical / Through-hole / SMT / Pin / Flying lead |
| Thermal Design |
Dedicated heat dissipation clip |
FAQ
Q: How to apply for samples? What is the lead time?
A: You can submit a sample application through our website or email. Samples are free of charge and will be shipped within 3-5 working days. Mass order lead time is generally 2-8 weeks; custom products will be confirmed separately.
Q: Do you support small trial orders?
A: Yes. Small trial orders (below the standard MOQ) can be negotiated and receive the same quality standards and delivery commitments as mass orders. Please contact our sales team for details.
Q: How do you control quality?
A: We ensure every product meets specifications through incoming quality inspection (IQC) and 100% quality testing before shipment.
