EPC3248G-x-LF Datasheet PDF Download, PCA





(PDF) EPC3248G-x-LF Datasheet Download

Part Number EPC3248G-x-LF
Description Power over Ethernet (PoE/PD) Flyback Transformer
Manufacture PCA
Total Page 2 Pages
PDF Download Download EPC3248G-x-LF Datasheet PDF

Features: www.DataSheet4U.com ELECTRONICS INC. Po wer over Ethernet (PoE/PD) Flyback Tran sformer EPC3248G-X & EPC3248G-X-LF • Used in SMPS DC/DC Converter as a Flyb ack 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 Recogni zed Components • UL 1446 Class B Insu lation System • Low Core Loss Materia l Electrical Specifications @ 25°C Pa rt Number EPC3248G-1 EPC3248G-2 EPC3248 G-3 EPC3248G-4 EPC3248G-5 EPC3248G-6 EP C3248G-7 EPC3248G-8 EPC3248G-9 EPC3248G -10 EPC3248G-11 EPC3248G-12 EPC3248G-13 EPC3248G-14 EPC3248G-15 Chipset DPA4 25 DPA425 DPA425 DPA423 DPA423 DPA423 D PA424 DPA424 DPA424 DPA424/5 DPA424/5 D PA424/5 DPA426 DPA426 DPA426 PD Class Voltage Primary OCL Current Power Usage (Vdc) (µH ± 10%) (Amp.) (Watts) @ 30 0 KHz, Fb Fb 0.1 Vrms V In V Out Bias M in. Max. Sec 1 Bias 0 0.44 12.95 Defaul t 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 .

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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
PoE
Class
0
0
0
1
1
1
2
2
2
3
3
3
4(PoEP)
4(PoEP)
4(PoEP)
PD
Power
(Watts)
Min. Max.
0.44 12.95
0.44 12.95
0.44 12.95
0.44 3.84
0.44 3.84
0.44 3.84
3.84 6.49
3.84 6.49
3.84 6.49
6.49 12.95
6.49 12.95
6.49 12.95
Reserved
Reserved
Reserved
Class
Usage
Default
Default
Default
Optional
Optional
Optional
Optional
Optional
Optional
Optional
Optional
Optional
Reserved
Reserved
Reserved
Voltage
(Vdc)
Fb
V In V Out Bias
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
36-57
3.3 13.2
5.0 13.33
12.0 12.0
3.3 13.2
5.0 13.33
12.0 12.0
3.3 13.2
5.0 13.0
12.0 12.0
3.3 13.2
5.0 13.2
12.0 12.0
3.3 13.2
5.0 13.2
12.0 12.0
Primary OCL
(µH ± 10%)
@ 300 KHz,
0.1 Vrms
120
120
120
200
200
200
120
120
120
120
120
120
25
25
25
Current
(Amp.)
Fb
Sec 1 Bias
3.92
2.59
1.08
1.16
0.77
0.32
1.97
1.30
0.54
3.92
2.59
1.08
12.12
8.0
3.33
.050
.050
.050
.050
.050
.050
.050
.050
.050
.050
.050
.050
.050
.050
.050
• Isolation : Pri., Bias to Sec. ; 1500 Vrms • Isolation : Pri. to Bias ; 500 Vrms
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 not be used at this time.
Notes :
1. Assembly Process (Solder Composition)
EPC3248-X
SnPb
EPC3248-X-LF
Pb-Free
2. Peak Solder Rating
(per IPC/JEDEC-J-STD-020C)
3. Moisture Sensitive Levels (MSL)
(per IPC/JEDEC-J-STD-020C)
4. Weight
225°C
260°C
11
(Unlimited, 30°C/60%RH) (Unlimited, 30°C/60%RH)
TBD grams
TBD grams
5. Packaging Information
(Tube)
TBD pcs / tube
TBD pcs / tube
Schematic 1
1
V In (Pins 1-3)
[36-57 Vdc]
2
3
Fb/Bias
4
[13.2 V/0.05 A]
5
10
9
Sec. 1
7
6
Note :
1. Input Pins : Pins 1 & 3
2. Connect Pins 9,10 and 6,7 in
user board for higher power
Schematic 2
V In 1
[36-57 Vdc]
2
Fb/Bias 3
[13.2 V/0.05 A]
4
8
7
Sec. 1
6
5
Note :
1. Input Pins : Pins 1 & 2
2. Connect Pins 8,7 and 5,6 in
user board for higher power
Schematic 3
(Reserved for Class 4 PoEP)
1
V In (Pins 1-3)
[36-57 Vdc]
2
3
Fb/Bias 5
[13.2 V/0.05 A]
6
12
11
10
Sec. 1
9
8
7
Note :
1. Input Pins : Pins 1 & 3
2. Connect Pins 12,11,10 and 9,8,7
in user board for higher power
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSC3248G-X & -LFa Rev. 3 9/26/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com

     






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