DER-46
6 W peak, Multiple output PSU for DVB-T
April 20, 2005
7 Transformer Specification
7.1 Electrical Diagram
1
7
WDG7
19T 32AWG T.I.W.
WDG2
116T 37AWG
2
8
7
WDG6
8T 32AWG T.I.W.
WDG3
16T 32AWG X2
3
WDG5
2T 25AWG T.I.W.
nc
9
6
WDG1
48T 35AWG
WDG4
4T 25AWG T.I.W. X2
10
5
Figure 3 –Transformer Electrical Diagram
7.2 Electrical Specifications
Electrical Strength
Primary Inductance
Resonant Frequency
1 second, 60 Hz, from pins 1-6 to pins 7-10
3000 VAC
Pins 7-8, all other windings open.
Measured at 132 kHz, 1 VRMS
2.4 mH
+/- 7%
Pin 7-8, all other windings open
300 kHz (Min.)
Pins 7-8, with pins 1-6 shorted.
Measured at 132 kHz, 1 VRMS
Primary Leakage Inductance
70 µH (Max.)
Power Integrations
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