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EP13 12V 24V High Frequency SMPS Transformer For Power Supply Telecom And Medical Equipment
Place of Origin:
China
Brand Name:
Chipsen
Certification:
UL/CUL/ISO9001/ISO14001/RoHS/Reach/IATF16949
Model Number:
EP13
Minimum Order Quantity:
1000
Price:
US$0.15-1.5
Packaging Details:
Tape-and-reel packaging
Delivery Time:
3-4 Weeks
Payment Terms:
T/T
Supply Ability:
10000000/Month
Inquiry Now
Get A Quote
Specifications
Highlight Features
24V High Frequency SMPS Transformer
,12V High Frequency SMPS Transformer
,EP13 smps transformer
Product Name:
SMPS Transformer
Frequency:
1KHz -500KHz
Core Material:
PC40/PC44/PC95 Ferrite Core
Winding Material:
UL Approved Pure Copper Transformer
Input Voltage:
110v/200v/220v/240v/360v/480v
Output Voltage:
12V 24V 48V 60V 120V 240V
Operating Temperature:
-40 ~+180
Power:
1W-15W
Mounting Type:
SMD
Application:
Home Appliances/ AI
Product Description
Custom High Frequency EP13 Ferrite Core Transformer 12V 15W SMPS Power Supply Transformer for Telecom and Medical Equipment
Product Introduction
The EP13 High-Frequency Transformer is a high-performance magnetic component engineered for compact Switch Mode Power Supplies (SMPS) and precision signal isolation. Built around the industry-standard EP13 ferrite core, this transformer handles power outputs ranging from 5W to 15W. Its unique vertical-oriented cubical structure bridges the gap between ultra-miniature signal transformers and larger power units, providing stable and efficient power solutions for high-density electronic assemblies.
| Parameter | Typical Value / Spec |
|---|---|
| Core Type | EP13 (Ferrite Core) |
| Mounting Type | Through-hole / SMD |
| Pin Count | 10-Pin (Standard) / Customizable |
| Dimensions | Approx. 13.5mm x 13.5mm x 13.0mm |
| Power Output | 5.0W - 15.0W (Max) |
| Operating Frequency | 100KHz - 500KHz |
| Input Voltage | 12V / 24V / 36V / 48V (DC-DC / PoE) |
| Hi-Pot (Isolation) | 2.5KV - 3.5KV AC / 1min |
| Insulation Resistance | >=100MΩ (at 500V DC) |
| Leakage Inductance | < 1% - 2% (Typical) |
| Core Material | PC40 / PC44 / PC95 Mn-Zn Ferrite |
| Winding Wire | 100% Pure Copper (2UEW/3UEW/TIW) |
| Insulation Class | Class B (130°C) / Class F (155°C) |
| Ae (Effective Area) | 19.5 mm² |
| Operating Temp | -40°C to +125°C (Incl. Temp Rise) |
| Storage Temp | -25°C to +85°C |
| Compliance | RoHS, REACH, UL Recognized (Optional) |
Product Features
- Precision Cylindrical Center Limb: The round center post allows for tight, uniform windings, significantly reducing mechanical stress on the wire and minimizing parasitic parameters.
- High-Frequency Optimization: Specifically designed for modern switching frequencies, typically ranging from 100kHz to 500kHz, supporting high-efficiency power conversion.
- Multi-Pin Versatility: The EP13 bobbin typically supports up to 10 pins, facilitating complex circuit designs with multiple outputs and auxiliary windings.
- Advanced Core Materials: Utilizes premium Mn-Zn ferrite cores (e.g., PC40, PC44, or PC95), ensuring high magnetic permeability and low core loss at elevated frequencies.
- High Dielectric Strength: Capable of meeting stringent safety requirements with isolation voltages up to 3.5kV AC, ensuring safe operation between primary and secondary circuits.
Product Applications
- Telecommunications & Networking: A premier choice for Power over Ethernet (PoE) modules, broadband modems, and high-speed routers.
- Medical Electronics: Extensively used in diagnostic equipment and patient monitoring systems where low noise and high reliability are critical.
- Industrial Automation: Ideal for gate drive transformers (GDT) and isolated DC-DC converters in PLC and motor control systems.
- Consumer & IoT Devices: Powers compact smart home hubs, LED drivers, and advanced IoT gateways that require high power density in small enclosures.
Product Advantages
- Integrated EMI Shielding: The semi-enclosed "shell-like" structure provides inherent magnetic shielding, drastically reducing radiated EMI and magnetic leakage compared to open E-core designs, simplifying EMC compliance.
- Extreme PCB Space Savings: The vertical cubical footprint is significantly smaller than traditional EF or PQ cores of similar power ratings, allowing for a 20-30% reduction in PCB real estate.
- Exceptional Signal Integrity: Due to tight winding coupling and low leakage inductance, the EP13 ensures clean waveforms and minimal distortion, vital for signal and pulse applications.
- Superior Thermal Stability: The robust mechanical design and high-grade insulation (Class B/F) allow the transformer to maintain stable electrical performance across a wide temperature range (-40°C to +125°C).
Manufacturer Profile
Chipsen Electronics Technology Co., Ltd., established in 2000, is a specialized manufacturer of high frequency transformers, low frequency transformers, toroidal inductors, SMD power inductors, super high current inductors, choke coils and switches. Chipsen has earned a strong reputation in domestic and overseas markets including North & South America, Europe and Southeast Asia.
As an ISO9001, ISO14001 & IATF16949 certified company, Chipsen maintains a professional management team committed to producing environmentally friendly, qualified products. Our products are certified by UL Class B/Class F/Class H, CQC and RoHS, and we hold 21 patents. These achievements stem from our strong R&D team, providing various solutions for temperature management, noise cancellation, and coupled radiation conductivity. Our products are widely used in new energy, PV, UPS, robotics, smart home, security systems, health care and communication.
Vision: To Be Global Transformer Brand Supplier
Mission: Create Values for Customers and Society, Grow with Customers and Staff
Values: Customer First, Team Cooperation, Embrace Changes, Integrity, Creative & Happy
Technical FAQ for EP13 Transformers
Q1: Why is the EP13 core considered the "sweet spot" for 10W-15W PoE (Power over Ethernet) designs compared to traditional EF20 or PQ20 cores?
The EP13 core is highly optimized for Power over Ethernet (PoE) due to its superior power-to-volume ratio. With an effective core area (Ae) of approximately 19.5 mm², it can comfortably handle up to 15W of power while occupying significantly less PCB real estate than EF20 or PQ20 designs. Furthermore, the vertical cubical structure of the EP13 provides better magnetic coupling and a more compact winding window. This results in lower Leakage Inductance (Lk), which is critical for minimizing voltage spikes across the primary MOSFET in Flyback topologies, thereby increasing overall efficiency and reducing the need for heavy snubber circuits.
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