High Frequency Chopper Transformers – ETD Series
The ETD series of PCB surface mount transformers (PCB transformers) includes the following models: ETD15, ETD20, ETD25, ETD30, ETD29, ETD34, ETD39, and ETD49. High-frequency transformers are widely used in most electronic devices, such as telecommunications, switching power supplies, AC-DC converters, and DC-DC converters. Therefore, the quality and design of high-frequency transformers are crucial to avoiding failures and damage. Inquiries about high-quality high-frequency transformers are welcome. We offer superior products at the best prices. Our transformers are of excellent quality, high precision, reliable performance, and long service life. If you are looking for transformers, please feel free to contact us! We will provide you with the best after-sales service and fast delivery.
Minimum order quantity: 1 piece
Supply capacity: 1,000,000 pieces per month
Description
Features
- Wide frequency range (Operating Frequency:0.1~20MHz).
- Use high permeability MnZn ferrite, on noise with High impedance.
- High transmission power, low loss, wide frequency range, stable performance, low-temperature rise.
Applications
- Communication system, internet system.
- Used for electronic instruments and equipment, aircraft, etc.
- Used for the transmitter, computer, communication equipment, and TV.
- Medical apparatus and instruments, OA equipment; acoustics; air conditioner.
Shape and Dimensions

| Dielectric srength | Impedance (mH) | Dimension L*W*H (mm) | Rated Current (A) |
| ETD15 | 0.5-10 | 17.0*18.0*9.5 | 0.5-2.5 |
| ETD20 | 0.5-15 | 22.0*23.0*11.0 | 0.5-3.0 |
| ETD25 | 0.5-20 | 27.0*28.0*13.0 | 0.5-3.0 |
| ETD29 | 0.5-20 | 36.0*36.0 25.5 | 0.5-2.5 |
| ETD30 | 0.5-30 | 32.0*33.0*14.0 | 0.6-3.5 |
| ETD34 | 0.5-30 | 41.5*41.5*32.0 | 0.5-4.0 |
| ETD39 | 0.5-35 | 46.0*46.0*37.5 | 0.5-5.5 |
| ETD49 | 0.5-40 | 55.0*58.5*42.5 | 0.5-6.5 |
Certification: REACH, ROSH, ISO9001, ISO14001,
Packing: Tape and Reel
Delivery date: 7-20days (most can finish within 1 week if urgent needed)
MOQ: 1 unit
Payment Term: T/T, L/C or others for negotiation.
Free Sample Services: usually take 3-5 working days after customs need them.
ETD Series High Frequency Transformer
Detailed informations including inductance, tolerance, rated current and DCR.
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