FBO-3.5-2900 Datasheet, PDF (1/1 Pages) Nuvotem Talema – FBO Series Flyback Transformers

FBO Series Flyback Transformers
Features
• designed for use with ON Semiconductor NCP1200
PWM Current-Mode Controller.
• all materials approved to UL-94V-0
• imput voltage - 85 - 265Vac
• manufactured in an ISO-9001:2000, TS-16949:2002
and ISO-14001:2004 certified Talema facility
• fully RoHS compliant and meets lead free reflow
level J-STD-020C
FBO-TO70A60L/-0E75M00A _IN
Electrical Specifications @ 25°C • Operating Temperature -40° to +85°C
Part Number
FBO-3.5-2900
FBO-10-1800
FBO-70-700
Application
3.5W
10W
70W
Turns Ratio
Pri : Sec
1 : 0.08
1 : 0.1
1 : 0.16
Pri : aux
--
--
--
L_O (µH)
±10%
No Load
2900
1800
700
DCR (Ohms Max.)
Primary Secondary
4.25
1.77
0.07
0.038
L_L
(µH Max.)
80
60
Isolation
Voltage
(Vrms)
1500
2000
0.261
0.013
16
1500
Output
6.5V, 0.54A
12V, 0.83A
16V, 4.2A
Test conditions:
Inductance: measured at 10kHz, 0.1Vrms, 0 Adc
Leakage Inductance: measured at 100kHz, 0.1Vrms
Isolation Voltage: tested between primary and secondary windings
Primary to Secondary Turns Ratio: specified with secondary winding connected in parallel
Schematic
Mechanical Dimensions
FBO-3.5-2900
FBO-10-1800
FBO-70-700
A
DC
B
4
5
8
Pri
5
4
Sec
1
1
8
Bottom View
1
E
F
G
B
1
H
E
B
1
H
E
C
C
G
F
D
G
F
5
6
D
10
5
6
A
Pri Sec
6
1
1
10
A
Bottom View
1
7
12
Pri
7
12
6
4
Sec
3
1
Part Number
FBO-3.5-2900
FBO-10-1800
FBO-70-700
Dimensions - Inches (Millimeters)
A
B
C
D
max max max min
E
F
0.72 0.79 0.55 0.118 0.150 0.600
(18,3) (20,1) (14,0) (3,0) (3,81) (15,24)
1.10 1.10 0.95 0.12 0.200 0.620
(27,9) (27,9) (24,1) (3,05) (5,08) (15,75)
1.45 1.45 1.17 0.12 0.200 0.875
(36,8) (36,8) (29,7) (3,05) (5,08) (22,2)
G
Ø
0.030
(0,76
0.044
(1,12)
0.044
(1,12)
H
0.150
(3,81)
0.150
(3,81)
Bottom View
Note:
For FBO-70-700, pin 6 to be
connected to pin 4 and pin 1
to pin 3 on the circuit board.
Germany: Int.+49 89 - 841 00-0 • Ireland: Int.+35 374 - 954 8666 • Czech Rep: Int.+420 37 - 744 9303 • India: Int.+91 427 - 244 1325
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