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EPC3248G-x-LF

Part Number	EPC3248G-x-LF
Manufacturer	PCA
Description	Power over Ethernet (PoE/PD) Flyback Transformer
Published	Sep 1, 2007
Detailed Description	www.DataSheet4U.com ELECTRONICS INC. Power over Ethernet (PoE/PD) Flyback Transformer EPC3248G-X & EPC3248G-X-LF • Use...
Datasheet	EPC3248G-x-LF PDF File

Overview

www.
DataSheet4U.
com ELECTRONICS INC.
Power over Ethernet (PoE/PD) Flyback Transformer EPC3248G-X & EPC3248G-X-LF • Used in SMPS DC/DC Converter as a Flyback Transformer in PoE/Powered Devices (PD) • Switching Frequency : 300 KHz to 400 KHz • Add “-LF” after part number for Lead Free * 40 % Duty Cycle Typ.
@ 48 V Input • UL 94V-0 Recognized Components • UL 1446 Class B Insulation System • Low Core Loss Material Electrical Specifications @ 25°C Part Number EPC3248G-1 EPC3248G-2 EPC3248G-3 EPC3248G-4 EPC3248G-5 EPC3248G-6 EPC3248G-7 EPC3248G-8 EPC3248G-9 EPC3248G-10 EPC3248G-11 EPC3248G-12 EPC3248G-13 EPC3248G-14 EPC3248G-15 Chipset DPA425 DPA425 DPA425 DPA423 DPA423 DPA423 DPA424 DPA424 DPA424 DPA424/5 DPA424/5 DPA424/5 DPA426 DPA426 DPA426 PD Class Voltage Primary OCL Current Power Usage (Vdc) (µH ± 10%) (Amp.
) (Watts) @ 300 KHz, Fb Fb 0.
1 Vrms V In V Out Bias Min.
Max.
Sec 1 Bias 0 0.
44 12.
95 Default 36-57 3.
3 13.
2 120 3.
92 .
050 0 0.
44 12.
95 Default 36-57 5.
0 13.
33 120 2.
59 .
050 0 0.
44 12.
95 Default 36-57 12.
0 12.
0 120 1.
08 .
050 1 0.
44 3.
84 Optional 36-57 3.
3 13.
2 200 1.
16 .
050 1 0.
44 3.
84 Optional 36-57 5.
0 13.
33 200 0.
77 .
050 1 0.
44 3.
84 Optional 36-57 12.
0 12.
0 200 0.
32 .
050 2 3.
84 6.
49 Optional 36-57 3.
3 13.
2 120 1.
97 .
050 2 3.
84 6.
49 Optional 36-57 5.
0 13.
0 120 1.
30 .
050 2 3.
84 6.
49 Optional 36-57 12.
0 12.
0 120 0.
54 .
050 3 6.
49 12.
95 Optional 36-57 3.
3 13.
2 120 3.
92 .
050 3 6.
49 12.
95 Optional 36-57 5.
0 13.
2 120 2.
59 .
050 3 6.
49 12.
95 Optional 36-57 12.
0 12.
0 120 1.
08 .
050 4(PoEP) Reserved Reserved 36-57 3.
3 13.
2 25 12.
12 .
050 4(PoEP) Reserved Reserved 36-57 5.
0 13.
2 25 8.
0 .
050 4(PoEP) Reserved Reserved 36-57 12.
0 12.
0 25 3.
33 .
050 • Isolation : Pri.
, Bias to Sec.
; 1500 Vrms • Isolation : Pri.
to Bias ; 500 Vrms • PoE Class Package Type ER14.
5 ER14.
5 ER14.
5 ER9.
5 ER9.
5 ER9.
5 ER11 ER11 ER11 ER14.
5 ER14.
5 ER14.
5 EFD20 EFD20 EFD20 Schematic 1 1 1 2 2 2 1 1 1 1 1 1 3 3 3 Note : Class 4 is currently reserved for Power over Ethernet Plus (PoEP) and should...

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