DER-60
Adapter – TNY268
May 27, 2005
7 Transformer Specification
7.1 Electrical Diagram
T1
EI22
10
3
7
3
N2 0.25mm *1 / 60T / 2L
N4 0.45mm *5 / 3T / 1L
Triple Insulated wire
10
7
7
Floating
N3 0.45mm *5 / 3T / 1L
ng
5
8
8
N1 0.25mm *2 / 15T / 1L
9
9
Figure 4 – Transformer Electrical Diagram
7.2 Electrical Specifications
Electrical Strength
1 second, 60 Hz, from Pins 1-5 to Pins 6-10
Pins 7-10, all other windings open, measured at
100 kHz, 0.4 VRMS
Pins 7-10, all other windings open
Pin 7-10 with Pin 3-5 shorted, measured at
100 kHz, 0.4 VRMS
3000 VAC
1.18mH, -/+10%
1MHz (Min.)
Primary Inductance
Resonant Frequency
Primary Leakage Inductance
30 µH (Max.)
7.3 Materials
Item
Description
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
Core: PC40 EI22
Bobbin: EI 22, 10 Pin
Magnet Wire: 0.25mm heavy Nyleaze
Magnet Wire: 0.45mm heavy Nyleaze
Triple Insulated Wire: 0.55mm
Tape: 3M 1298 Polyester Film (yellow) 15mm, 0.26m Thick.
Tape: 3M 1298 Polyester Film (yellow) 10mm, 0.25mm Thick.
Varnish
Power Integrations
Tel: +1 408 414 9200 Fax: +1 408 414 9201
www.powerint.com
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