Base/Gate Driver Transformers
Document 130 -1
Base/Gate Driver Transformers
• Lower cost than toroidal equivalents • Frequency range of 10 – 250 kHz...
Description
Document 130 -1
Base/Gate Driver Transformers
Lower cost than toroidal equivalents Frequency range of 10 – 250 kHz and up Industry standard pin centers 3750 Vrms, one minute isolation (hipot) between
primary and secondary windings; 1500 Vrms, one minute between secondaries UL1446 Class B (130°C) Insulation System (UL File E83628) Coilcraft Designer’s Kit No. P404 contains samples of four standard driver transformers.To order, contact Coilcraft or visit http://order.coilcraft.com to purchase on-line.
Turns ratio ±3% (pri : sec)
Primary winding Inductance (min)1 Leakage inductance (max)1 DCR Volt-time product
Secondary winding(s) Capacitance, pri to sec (max) DCR, each section (max)
SD250-1L 1 : 1
SD250-2L 1 : 1.5
SD250-3L 1 : 1 : 1
SD250-4L 1 : 1.5 : 1.5
1.5 mH
1.5 mH
1.5 mH
1.5 mH
4.0 µH
4.0 µH
4.0 µH
4.0 µH
0.4 0.4 0.4 0.4
375 V-µsec 375 V-µsec 375 V-µsec 375 V-...
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