PQ3220 75W High-Frequency SMPS Transformer - 12.6V Output (OB2269CP IC Compatible) is a high-frequency ferrite transformer designed for switch-mode power supply (SMPS) applications. Built on a PQ3220 MnZn ferrite core, it delivers up to 75W output power and is optimized for use with OB2269CP-based power supply circuits. Featuring high-grade copper windings, low losses, and reliable performance across a wide frequency range, it is suitable for battery chargers, power adapters, industrial power supplies, and embedded power conversion systems.

| Parameter | Value |
|---|---|
| Product Type | High-Frequency SMPS Transformer |
| Model Number | PQ3220 |
| Output Voltage | 12.6V |
| Core Material | MnZn (Manganese-Zinc) Ferrite |
| Phase | Single |
| Power Rating | 75W Max |
| Maximum Secondary Current | 6A |
| Primary Inductance | ~750µH |
| Primary Winding | 40 Turns, 2 × 0.4mm Wire |
| Primary Bias Winding | 9 Turns, 1 × 0.4mm Wire |
| Secondary Winding | 6 Turns, 5 × 0.5mm Wire |
| Secondary Bias Winding | 6 Turns, 1 × 0.4mm Wire |
| Working Frequency | 20kHz – 500kHz |
| Winding Material | High-Grade Copper |
| Number of Pins | 8 Pin |
| Mounting Type | Through Hole |
| Operating Temperature | -15°C to +105°C |
| Length | 32 mm |
| Width | 35 mm |
| Height | 20 mm |
| Weight | 200 g |
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1 x PQ3220 75W High-Frequency SMPS Transformer - 12.6V Output (OB2269CP IC Compatible)
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If you receive a product damaged during shipment, please notify us within 3 days of receiving the product, supported by proper pictures and a description. Once our support team accepts the return, we will provide a replacement or a complete refund, including the return shipping cost.
If your item looks different from what is shown in the image on our website, we will take the item back and provide a refund or replacement as per your choice.
We don’t accept returns for products damaged due to improper use. Moreover, we don’t accept returns if the ordered product is not suitable for a specific application. Please read the product specifications and datasheet carefully before placing an order. Returns are accepted only within 3 days from the date of delivery.
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