The CHIPSEN ETD29 series is a high-performance High-Frequency Switching Transformer designed for modern SMPS (Switching Mode Power Supplies) and DC-DC converters. Built with a high-permeability manganese-zinc ferrite core and multi-strand oxygen-free copper wire, the ETD29-401-12576 offers exceptional power density and thermal stability. Its horizontal PCB-mount architecture and robust insulation make it an ideal choice for compact, high-efficiency power modules requiring strict EMI control and UL-certified reliability.
Multioutput ETD29 High Frequency Transformer For Inverter Switching Power Supplies
Place of Origin:
China
Brand Name:
Chipsen
Certification:
UL/ISO9001/ISO14001/RoHS/Reach
Model Number:
ETD29
Minimum Order Quantity:
1000 pcs
Price:
$0.67-$2.48
Packaging Details:
Carton
Delivery Time:
15-30 working days
Payment Terms:
T/T
Supply Ability:
3K-50K PCS/Month
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Specifications
Highlight Features
ETD29 high frequency transformer
,inverter switching power supply transformer
,LLC high frequency transformer
Core Type:
ETD29 (Ferrite Core)
Switching Frequency:
20kHz - 500kHz
Power Rating:
50W - 150W
Dielectric Strength:
3000VAC / 5mA / 60s
Insulation Resistance:
≥100MΩ At 500VDC
Operating Temperature:
-40°C To +125°C
Product Description
1. PRODUCT INTRODUCTION
2. PRODUCT FEATURES
Technical Parameter Table
| Item | Specifications |
|---|---|
| Product Name | High Frequency Switching Transformer |
| Model Number | ETD29-401-12576 |
| Brand Name | CHIPSEN |
| Core Type | ETD29 (Ferrite Core) |
| Switching Frequency | 20kHz - 500kHz |
| Power Rating | 50W - 150W (Typical, application dependent) |
| Dielectric Strength | 3000VAC / 5mA / 60s (Primary to Secondary) |
| Insulation Resistance | ≥100MΩ at 500VDC |
| Safety Compliance | UL (E332338), CE, RoHS |
| Operating Temperature | -40°C to +125°C |
| Storage Temperature | -20°C to +85°C |
| Mounting Type | Through-Hole PCB Mount (Horizontal) |
Key Features
- ETD Core Geometry: The Economic Transformer Design (ETD) core provides a balanced ratio between core volume, winding area, and surface cooling, maximizing power throughput.
- Low Power Loss: Optimized ferrite materials reduce eddy current and hysteresis losses, ensuring high conversion efficiency even at high frequencies.
- Excellent Shielding: The specialized bobbin and winding structure minimize leakage inductance and electromagnetic interference (EMI).
- High Insulation Reliability: Triple-insulated wires and vacuum impregnation options are available to meet stringent safety isolation standards.
- Durable Construction: Features a flame-retardant bobbin (UL 94V-0) and precision-soldered pins for long-term mechanical stability.
3. PRODUCT APPLICATIONS
- Industrial Power Supplies: DIN rail power units, industrial control boards, and robotics.
- Telecommunications: DC-DC converters for base stations and networking hardware.
- Renewable Energy: Solar inverters, EV charging piles, and battery management systems (BMS).
- Consumer Electronics: High-power adapters for laptops, gaming consoles, and LED drivers.
- Medical Equipment: Isolated power modules for patient monitoring and diagnostic devices.
4. ADVANTAGES
Company Advantages
- 26-Year Industry Leader: Chipsen has been a specialized manufacturer of magnetic components since 2000, ensuring deep technical expertise.
- Massive Annual Capacity: With 8 automated production lines and a 10,000 sqm facility, we produce over 2.4 billion transformers annually.
- Strict Quality Control: ISO 9001 and ISO 14001 certified management, with 20+ dedicated QC professionals overseeing every production stage.
- Engineering Excellence: Our 20-person R&D team provides expert ODM/OEM support to optimize your circuit designs.
Product Advantages
- UL Certified Reliability: Our products carry the E332338 UL file mark, meeting global safety standards for exported equipment.
- High Efficiency Design: Engineered to reduce thermal buildup, extending the lifespan of both the transformer and the host device.
- Customizable Topologies: We support various circuit topologies including Flyback, Forward, Half-bridge, and Full-bridge configurations.
- Global Provenance: Proudly serving top-tier clients such as Midea and Federal Signal with a $42 Million annual export volume.
5. FAQ
Q1: What is the maximum power frequency the ETD29 can handle?
A1: The ETD29 is optimized for high-frequency operation, typically ranging from 20kHz up to 500kHz depending on the core material selected.
Q2: Can you provide customized pinouts for the bobbin?
A2: Yes, we offer various bobbin styles (Horizontal/Vertical) and can customize the pin configurations to match your PCB layout.
Q3: Does Chipsen provide technical design assistance?
A3: Absolutely. Our engineering team, with over 26 years of experience, can assist in calculating turns, wire gauge, and core selection based on your power requirements.
Q4: What payment methods do you accept?
A4: We support T/T (Bank Transfer), PayPal, and Western Union to ensure a smooth and secure transaction process.
Q5: What is the standard MOQ for the ETD29 series?
A5: The typical MOQ is 1,000 pieces. However, we support smaller quantities for initial prototyping and pilot production.
Q6: Are the materials used in the transformer RoHS compliant?
A6: Yes, all raw materials, including cores, bobbins, and wires, are fully RoHS and REACH compliant.
Q7: How do you ensure product quality during mass production?
A7: We conduct 100% electrical testing, including turns ratio, inductance, leakage inductance, and Hi-pot testing, to guarantee zero-defect delivery.
Q8: Do you support DDP shipping terms?
A8: Yes, we provide multiple shipping options including DDP, DDU, and FOB to simplify logistics for our international customers.
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