Q4337-BL
Flyback Regulator Transformer
| New RoHS part number is shown. Lead was removed from terminations. The last character is now L to indicate RoHS compliance. (View old data sheet.) |
- For flyback regulator applications using LM258X SIMPLE SWITCHER®
- Recommended and approved by National Semiconductor
- Input voltage: 4 – 6 V
- 500 Vrms isolation between windings
- RoHS-compliant – Tin-silver over tin over nickel over phos bronze.
- COTS Plus tin-silver-copper and tin-lead terminations available
- Custom versions available
Pricing 
Materials declaration 
PDF data sheet
SPECIFICATIONS
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| T2 | Q4337-BL | 22 | 19.8 | 162.0 | 2.0 | 0.030 | 0.32 (8-7) 0.32 (6-5) |
1 : 2.5 1 : 2.5 |
12 V, 0.35 A 12 V, 0.35 A |
5.0 |
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| 1 | Leakage inductance measured across the primary at 0.10 Vrms, 100 kHz. |  |
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| 2 | DCR measured at 25°C. For other operating temperatures, use this DCR at Temperature calculator. | ||
| 3 | DC current at which the primary inductance is measured. | ||
| 4 | Ambient temperature range: | –40°C to +85°C | |
| 5 | Storage temperature range: | Component: –40°C to +85°C Packaging trays: –40°C to +80°C |
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| 6 | Electrical specifications at 25°C. | ||
| Refer to Soldering Coilcraft Components before soldering. | |||
| PCB washing: Tested with pure water or alcohol only. Other solvents | |||