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w w w . D a t a S h e e t 4 U . c o m
DTPA1074
80 Watt Flyback Transformer
• • • • • • • • Power Integrations TOPSwitch-GX Family Transformer Designed for TOP245-247 Chip Sets* Universal Input 85-265 Volts Low Leakage Inductance Designed to meet IEC950 Cost Effective Design 15v, 15v, & 15v Secondaries Custom modifications available (contact DTM engineering)
3 7 +15 V
PRIMARY 8 +V 1 9 +15 V
5 +15 V BIAS 10 6 11 +15 V
12
Parameter
Lp Llkg SRF Rp Rb Rs Rs Rs Primary Inductance Leakage Inductance Self Resonant Frequency DC Resistance Primary DC Resistance Bias DC Resistance Secondary DC Resistance Secondary DC Resistance Secondary
Electrical Characteristics Min Typ Max Units
128 1.3 .110 .040 .011 .011 .
DTPA1074 Datasheet
