| Sign In | Join Free | My wpc-board.com | 
 | 
Brand Name : Dowis
Model Number : PQ3220
Certification : CE, UL, RoHs, ISO9001, 16949
Place of Origin : CN
MOQ : 1000pcs
Payment Terms : T/T, L/C
Delivery Time : 3-4Weeks
Packaging Details : Carton Box
Model : DW6442
Material : Copper
Frequency : 1KHz -200KHz
Rated capacity : 30kva to 3000kva
OEM ODM : welcome
Type : PQ
PQ3220 PQ Type High Frequency Transformer Manufacture Customized DW6442
 
 1. High quality and Competitive price
 2. Excellent after-sale service
 3. High-temperature resistant
 5. High efficiency of over 95%
 6. Working frequency range 20kHZ-500kHZ
 7. High isolation strength
 8. Lower profile and weight
 9. high power density
 10. Operating temperature -40℃to+125℃
 11. Custom designs available
 12. Supply samples free with the short delivery time
 13. Suitable for a wide range of switching power supply/power transformer/ LED driver transformer/current transformer/distribution transformer
 14. Welcome to visit our factory.
 1. Drawing (Unit: mm)
 
2. Environmental Conditions
3. Electrical Specification
| Item | Unit | Test Lead | Test Condition | MIN | NOR | MAX | 
| Inductance Value | µH | 3-1 | 100KHz,0.3V, Ser | 325 | 350 | 375 | 
| Leakage Inductance | µH | 3-1 | 100KHz,0.3V, Ser | / | / | 11 | 
| Q Value | / | 3-1 | 100KHz,0.3V, Ser | 150 | / | / | 
| Dielectric Strength | mA | N1—N2,N3 | 3750Vdc,60s | / | / | 1 | 
| mA | N1—Core | 3750Vdc,60s | / | / | 1 | |
| mA | N2,N3-Core | 500Vdc,60s | / | / | 1 | |
| Direct Current Resistance | mΩ | 3-1 | 25℃ | / | / | 210 | 
| mΩ | 12,11-10,9 | 25℃ | / | / | 8.0 | |
| mΩ | 10,9-7,8 | 25℃ | / | / | 9.0 | |
| Insulation Resistance | MΩ | Np-Ns | 500Vdc | 100 | / | 
 | 
4. Two Core Edging Process for Transformer
 
 Use about 23mm wide tape to wrap 1 layer along the edge of the magnetic core, the corner of the tape should not be damaged.
Shenzhen Dowis Electronics Co., Ltd. is a professional manufacturer of electronic transformers, inductors, and filters integrating R&D, production, and sales. It is a national high-tech enterprise and has passed the IATF16949:2016 automotive industry quality management system certification, the product has passed the "UL""CQC" and other safety certifications. The products are widely used in communication equipment, new energy vehicles, industrial control equipment, high-power LED drives, and other market areas. The industry has high visibility. In addition to the domestic market, but also exported to many countries in Europe and the United States.
In order to further expand production capacity, it has set up a special test area construction area in Zhaoqing YueGui cooperation in 2018 of 14000 square meters of manufacturing center named ZhaoQing Sheng Xiang electronic technology co., Ltd. Its management technical team has rich experience in cooperating with customers from well-known domestic enterprises and overseas. The design of products can fully follow customer’s needs and services with a good quality control system, and it has been recognized by many famous enterprises as the core supplier. We look forward to cooperating with you.
|   | 
| Dowis DW6442 LF Transformer PQ3220 1KHz To 200KHz 30kva To 3000kva Images | 
 EE40 High Power Transformer 20KHz To 500KHz 100W
                                                                                    
                        
                        
                        
                                                            EE40 High Power Transformer 20KHz To 500KHz 100W
                                                    
                        
                     200V To 440V PQ2620 PQ Type LF Transformer UL
                                                                                    
                        
                        
                        
                                                            200V To 440V PQ2620 PQ Type LF Transformer UL
                                                    
                        
                     OEM 50KHz 5W To 30W EE25.4 EE Transformer Vertical Pin
                                                                                    
                        
                        
                        
                                                            OEM 50KHz 5W To 30W EE25.4 EE Transformer Vertical Pin
                                                    
                        
                     PQ3220 LF Transformer 10KHz To 1MHz 10W To 10KW
                                                                                    
                        
                        
                        
                                                            PQ3220 LF Transformer 10KHz To 1MHz 10W To 10KW
                                                    
                        
                     EEL1625 Customized Single Phase Transformer 1V To 500V
                                                                                    
                        
                        
                        
                                                            EEL1625 Customized Single Phase Transformer 1V To 500V
                                                    
                        
                     PQ2620 PQ Electronic Low Frequency Transformer 36W 50Hz To 300KHZ
                                                                                    
                        
                        
                        
                                                            PQ2620 PQ Electronic Low Frequency Transformer 36W 50Hz To 300KHZ
                                                    
                        
                     220V 24V 12V 5V EE25.4 Single Phase LF Transformer 1KHz To 200KHz
                                                                                    
                        
                        
                        
                                                            220V 24V 12V 5V EE25.4 Single Phase LF Transformer 1KHz To 200KHz
                                                    
                        
                     PQ3220 PQ Type Low Frequency Transformer 10KHZ
                                                                                    
                        
                        
                        
                                                            PQ3220 PQ Type Low Frequency Transformer 10KHZ
                                                    
                        
                     CE EEL1625 LF Transformer 1KHz To 500KHz
                                                                                    
                        
                        
                        
                                                            CE EEL1625 LF Transformer 1KHz To 500KHz
                                                    
                        
                     EE40 High Power Transformer 20KHz To 500KHz 100W
                                                                                    
                        
                        
                        
                                                            EE40 High Power Transformer 20KHz To 500KHz 100W