P3170 Datasheet, PDF (1/1 Pages) MPS Industries, Inc. – FLYBACK POWER TRANSFORMER

FLYBACK POWER TRANSFORMER
For use with Power Integrations TOPSwitch^-GX
P3170
• Designed for Power Integrations TOP249Y chipset
• PQ26/20 platform
• 70 Watts power handling capability
• Minimum interwinding breakdown voltage of 1500Vrms
• Operating temperature: -20°C to +85°C
• Materials meet UL94V-0 requirements
ELECTRICAL SPECIFICATION @ 25°C
ParNumber
Turns Ratio Pri. Inductance
(Pri.:Sec.:Aux) (µH ±10%)
Pri. Leakage
Inductance
(µH max.)
Pri. Resonant
Frequency
(MHz min.)
Current RMS
(Amp. typ.)
@ 130KHz
0.1Vrms
@ 130KHz
0.1Vrms
Pri. Sec. Aux.
P3170
18ct:3:2
270
2.5
1.3
1.3 6.2 0.5
• Other turns ratios can be developed on request. Please contact MPS Engineering Team for further information.
DCR
(W max.)
Pri. Sec. Aux.
.08 .006 .015
Mechanical
1.08
[27.43]
Cu Foil Tape
[7]
0.900
[22.86]
12
Schematic
core contact
7
MPS
P3170
1.14
[28.96]
1.000
[25.40]
1
DC
Suggested PCB Layout
12
Pin 1
ID
Bobbin [2]
Core [1]
Tape [10]
1
6
0.300
[7.62]
0.81
[20.52]
Pri. 2
3
9
Sec.
11
5
8
0.60
0.87
[22.20]
[15.17]
Aux.
Ø0.04
[Ø0.91]
0.06
[1.54]
6
Dimensions
Unless otherwise specified, all tolerances are:
.XX ± 0.010” & .XXX ± 0.003”
Inches
[mm]
0.300
[7.62]
0.150
[3.81]
1.000
[25.40]
P3170-A
0448TA
1
Product performance is limited to specified parameter. Data is subject to change without prior notice.
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