ZXY-EC42 Low-Loss High-Frequency Ferrite Core Transformer
Optimized for 40kHz – 500kHz switching frequencies, supporting up to 1MHz, ideal for modern SMPS, LLC resonant converters, and DC-DC converter designs.
- 型号系列
- ZXY-EC42
- 型号系列(2)
- ZXY-EC42
- 尺寸
- 定制
Phone:+86 13554723725
Email:rhea@zxycoil.com
Description
Product Parameters
| Parameter | Specification / Range |
| Product Model | Custom / Standard (e.g., EC, EE, EF, PQ series) |
| Operating Frequency | 20 kHz ~ 500 kHz |
| Output Power Range | 5 W ~ 2,000 W |
| Primary Inductance | Custom value (Tolerance: ±10% / ±15%) |
| Leakage Inductance | < 1.0% ~ 1.5% of primary inductance |
| Dielectric Strength (Withstanding Voltage) | 3,000 VAC ~ 4,000 VAC |
| Insulation Resistance | ≥ 100 MΩ |
| DC Resistance (DCR) | Custom (targeted to minimize copper loss) |
Product Details
High-Frequency Operation
Optimized for 40kHz – 500kHz switching frequencies, supporting up to 1MHz, suitable for modern SMPS, LLC resonant converters, and DC-DC converter designs
High Efficiency
Conversion efficiency up to ≥96%, significantly reducing energy loss and thermal management requirements
Power Handling Capability
Supports 100 – 1000W output power, ideal for medium to high power applications
Low Leakage Inductance
Precision-wound coils minimize leakage inductance (<1% of primary inductance), improving EMI performance and enhancing overall system stability
Wide Temperature Range
Reliable operation from -40°C to +125°C with excellent thermal stability, suitable for demanding environments
Isolation Capability
Provides 3000VAC isolation voltage, meeting stringent safety requirements for industrial and automotive applications

Typical Applications
Switched-Mode Power Supplies (SMPS) DC-DC Converters LED Drivers and Lighting Power Supplies Communication and Telecom Power Supplies Industrial Inverters and UPS Systems PC Power Supplies and LLC Resonant Converters
Product Gallery

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EC42-4

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EC42-7
FAQ
1 What is the EC42 ferrite core high-frequency transformer used for?
A: The EC42 transformer is a high-frequency power conversion component designed for switched-mode power supplies (SMPS), DC-DC converters, LED drivers, communication power supplies, industrial inverters, and LLC resonant converters. It efficiently transfers electrical energy at high switching frequencies while providing electrical isolation between input and output circuits.
2 What does "EC42" stand for?
A: EC42 refers to the shape and size specification of the ferrite core. "EC" represents an E-type core paired with a corresponding I-type core configuration, featuring a cylindrical center post that simplifies winding and maximizes the winding cross-sectional area for higher output power. The number "42" indicates the core size specification.
3 What is the typical frequency range of this transformer?
A: The EC42 transformer is optimized for high-frequency operation from 40kHz to 500kHz, with some versions supporting frequencies up to 1MHz. This makes it ideal for modern high-frequency power conversion designs where compact size and high efficiency are key requirements.
4 What is the maximum power handling capability?
A: The EC42 transformer supports a wide power range from 100W to 1000W, depending on winding configuration, core material selection, and cooling conditions. This flexibility allows it to meet the needs of both medium-power and high-power applications.
5 What ferrite core material is used?
A: The EC42 transformer uses high-performance ferrite materials such as PC40 or PC95 grade manganese-zinc ferrite. These materials offer low core loss, high permeability, and excellent thermal stability at high frequencies, ensuring efficient power conversion with minimal heat generation.
Specifications
| 型号系列 | ZXY-EC42 |
|---|---|
| 型号系列(2) | ZXY-EC42 |
| 尺寸 | 定制 |
| 产地 | 深圳,中国 |
| 最小起订量 | 1000 |
| 颜色 | 黄色 |
| 材料 | 铁氧体磁芯 |
| 包装 | 定制 |
| 交货时间 | 3-4周 |
Only supplied parameters are shown. Please confirm any unlisted electrical performance, test conditions, tolerances and customization options with our engineers. The final specification sheet takes precedence.
Product Images & Drawings
View the available product images and drawings below. Click to open the original. Customized products are subject to the agreed specifications and drawings.







Downloads
No specification sheet has been uploaded for this model yet. Use the inquiry form below to request parameters, dimension drawings or sample information.
Selection & Customization Requirements
To help confirm a suitable model and specification, please provide:
- Your equipment, application, operating environment and temperature range.
- As applicable: inductance, turns ratio or impedance, operating frequency, voltage, current and insulation requirements.
- Size limits, mounting method, pin spacing, and any existing drawings or reference samples.
- Sample quantity, estimated order volume and desired delivery date.
Frequently Asked Questions
Common procurement questions about ZXY-EC42 Low-Loss High-Frequency Ferrite Core Transformer.
What is ZXY-EC42 Low-Loss High-Frequency Ferrite Core Transformer?
Optimized for 40kHz – 500kHz switching frequencies, supporting up to 1MHz, ideal for modern SMPS, LLC resonant converters, and DC-DC converter designs.
Can ZXY-EC42 Low-Loss High-Frequency Ferrite Core Transformer be customized to our specifications?
Yes. Shenzhen ZhiXiangyuan Electronics Co., Ltd. provides OEM/ODM services. Inductance, turns ratio, current rating, core material, size and terminal style can all be customized according to your drawings or samples.
What is the MOQ and lead time for ZXY-EC42 Low-Loss High-Frequency Ferrite Core Transformer?
MOQ is negotiable based on the specific model and order quantity. Typical lead time is 1-3 weeks for standard items and 2-4 weeks for customized orders. Contact our sales team for an exact quotation.
Do you provide samples of ZXY-EC42 Low-Loss High-Frequency Ferrite Core Transformer?
Yes, samples are available for evaluation before bulk orders. Please send us your requirements and shipping details to request samples.
What is the model number of this product?
The model number is ZXY-EC42. Custom model numbers can be assigned for OEM orders.
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