High-Performance PQ Series Energy Transformers from China Suppliers and Factory - Low Loss Ferromagnetic Core
Shape and External Dimensions (mm)
Electronic Specifications
| Core shape | PQ2020 | PQ2620 | PQ2625 | PQ3220 | PQ3230 | PQ3535 | PQ4040 | PQ5050 |
| Bobbin type | Vertical | Vertical | Vertical | Vertical | Vertical | Vertical | Vertical | Vertical |
| Number of terminals | 14(8+6) | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Size mm/Max.A | 24.0 | 28.0 | 28.5 | 33.0 | 33.0 | 37.0 | 41.0 | 52.0 |
| Max.B | 24.0 | 32.0 | 31.0 | 35.0 | 36.0 | 41.0 | 44.0 | 53.0 |
| Max.C | 22.0 | 22.0 | 28.0 | 24.0 | 32.0 | 38.5 | 43.0 | 54.0 |
| ±0.3 D | 2.53.8 | 3.8 | 3.8 | 5.0 | 5.05 | 5.0 | 5.0 | 7.62 |
| ±0.5 E | 5.1 | 7.6 | 7.5 | 7.5 | 7.6 | 10.0 | 15.1 | 15.24 |
| +0.5 F | 20.3 | 25.4 | 25.5 | 30.0 | 30.3 | 35.0 | 38.0 | 45.72 |
| +0.1 CG | 0.6 | 0.6 | 0.7 | 0.8 | 0.8 | 0.8 | 0.8 | 1.2 |
| Min. H | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 |
| Central zone of the legs | 61.4 | 120.1 | 121.4 | 163.6 | 161.0 | 196.0 | 201.0 | 320.0 |
| Maximum power AND | 92 | 170 | 195 | 232 | 331 | 452 | 596 | 1045 |
Note: This design is based on: 1. direct converter | 2. PC40 series ferrite | 3. switching frequency: 100KHz.
Frequently Asked Questions (FAQ)
What core shapes are available in this transformer series?
This series offers multiple core shapes including PQ2020, PQ2620, PQ2625, PQ3220, PQ3230, PQ3535, PQ4040, and PQ5050 to meet various design specifications.
What is the bobbin type and terminal configuration for these models?
All models in this series use a vertical bobbin type. The PQ2020 model features 14 terminals (8+6 layout), while all other models from PQ2620 to PQ5050 feature 12 terminals.
What is the maximum power range supported by these transformers?
The maximum power output ranges from 92W for the PQ2020 model up to 1045W for the large-scale PQ5050 model.
Under what conditions are these electronic specifications calculated?
The provided electronic specifications are based on a design utilizing a direct converter, PC40 series ferrite material, and a switching frequency of 100KHz.
Where can I find the physical dimensions and structural details?
The physical shapes, external dimensions, and terminal layouts are illustrated in the "Shape and External Dimensions" diagrams provided at the top of the product page.