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Flyback Power Transformer
Used in SMPS Flyback Topology • Designed for use with Power Integration Chip • Reinforced Insulation (Triple Insulated Wire) • Add "-LF" after part number for Lead-Free • UL 94V-0 Recognized Components • UL 1446 Class F Insulation System • Very Low Core Loss

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PDF
PCA Part No. Topology Geometry
Turns Ratio
Po
Lp
Vin
Aux
S1
S2
S3
Fsw
Controller
Chipset
Pri : Aux : S1 : S2 : S3
Watts
uH
Min-Max
KHz
MFG
Part No.
EPC3127-1-LF Flyback-Offline E20 21.25 : 3.000 : 1.000 15.0 1900 120 - 375V 15V / 0.05A 5V / 3.0A N/A N/A 132 Power Integrations TNY268P
EPC3127-2-LF Flyback-Offline E20 16.67 : 2.5 : 1.000 17.0 2400 120 - 375V 15V / 0.05A 5V / 2.0A 3.3V / 2A N/A 132 Power Integrations TOP232Y,TOP242Y
EPC3127-3-LF Flyback-Offline E20 5.33 : 1.08 : 1.000 17.0 475 120 - 375V 15V / 0.05A 13.55V / 1.2A N/A N/A 132 Power Integrations TOP244P
EPC3127-4-LF Flyback-Offline E20 28 : 4.67 : 1.000 7.0 2800 120 - 375V 15V / 0.05A 3.3V / 2.0A N/A N/A 132 Power Integrations TNY267
Flyback-Offline
Used in SMPS Flyback Topology • Designed for use with Power Integration Chip • Reinforced Insulation (Triple Insulated Wire) • Add ?-LF? after part number for Lead-Free • UL 94V-0 Recognized Components • UL 1446 Class F Insulation System • Very Low Core Loss

Buy
PDF
PCA Part No. Topology Geometry
Turns Ratio
Po
Lp
Vin
Aux
S1
S2
S3
Fsw
Controller
Chipset
Pri : Aux : S1 : S2 : S3
Watts
uH
Min-Max
KHz
MFG
Part No.
EPC3130-1-LF Flyback-Offline E32 1.000 : 0.133 : 0.177 : 0.177 0.0 273 120 - 375V 19V / 1.8A 19V / 1.8A 15V / 0.05A 0 Power Integrations TOP249Y
EPC3130-2-LF Flyback-Offline E32 0.0 490 121 - 375V 12V / 1.9A 12V / 1.9A 15V / 0.05A 0 Power Integrations TOP234Y
EPC3130-3-LF Flyback-Offline E32 1.000 : 0.135 : 0.324 : 0.324 0.0 342 122 - 375V 35V / 1.0A 35V / 1.0A 15V / 0.05A 0 Power Integrations TOP247Y
EPC3130-4-LF Flyback-Offline E32 1.000 : 0.148 : 0.222 : 0.111 : 0.222 0.0 466 123 - 375V 24V / 2.0A 12V / 0.1A 15V / 0.05A 0 Power Integrations TOP247Y
EPC3130-5-LF Flyback-Offline E32 1.000 : 0.166 : 0.259 : 0.055 0.0 466 124 - 375V 24V / 1.0A 5V / 0.8A 15V / 0.05A 0 Power Integrations TOP244Y
EPC3130-6-LF Flyback-Offline E32 1.000 : 0.166 : 0.309 : 0.309 0.0 256 125 - 395V 24V / 1.8A 24V / 1.8A 13V / 0.05A 0 Power Integrations Viper 100
Flyback-Offline
Used in SMPS Flyback Topology • Add "-LF" after part number for Lead Free • Designed for use with National Semiconductor Chips LM2585 to LM2588 • UL94V-0 Recognized Components • UL1446 Class B Insulation System • Very Low Core Loss

Buy
PDF
PCA Part No. Topology Geometry
Turns Ratio
Po
Lp
Vin
Aux
S1
S2
S3
Fsw
Controller
Chipset
Pri : Aux : S1 : S2 : S3
Watts
uH
Min-Max
KHz
MFG
Part No.
EPC3132-1A-LF Flyback-Offline E13 1.000 : 0.135 3.0 2000 120 - 375V 9V / 0.330A 0 Power Integrations TNY264P
EPC3132-2A-LF Flyback-Offline E13 1.000 : 0.323 : 0.135 0.0 1900 120 - 375V 5V / 0.600A 12V / 0.05A 0 Power Integrations TNY264P
EPC3132-3A-LF Flyback-Offline E13 1.000 : 0.061 0.5 1400 120 - 375V 5.1V / 0.100A 0 Power Integrations TOP221P
EPC3132-4A-LF Flyback-Offline E13 1.000 : 0.238 2.8 2550 120 - 375V 5.5V / 0.500A 0 Power Integrations LNK501
EPC3132-5A-LF Flyback-Offline E13 1.000 : 0.120 1.5 1360 120 - 375V 5.5V / 0.273A 0 Power Integrations LNK501
EPC3132-6A-LF Flyback-Offline E13 1.000 : 0.147 : 0.293 0.0 2400 120 - 375V 5.2V / 0.600A 10.5V / 0.015A 0 Power Integrations TNY264P
EPC3132-7A-LF Flyback-Offline E13 1.000 : 0.147 : 0.336 0.0 2400 120 - 375V 5.2V / 0.600A 12.0V / 0.015A 0 Power Integrations TNY264P

 

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