RDK-91 Power Integrations, RDK-91 Datasheet - Page 15

• Manufacturer Part Number: RDK-91
• Description: KIT DESIGN REF TINYSWITCH-III
• Manufacturer: Power Integrations
• Series: TinySwitch®-IIIr

Specifications of RDK-91

• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 1, Non-Isolated
• Power - Output: 12W
• Voltage - Output: 12V
• Current - Output: 1A
• Voltage - Input: 85 ~ 265VAC
• Regulator Topology: Flyback
• Board Type: Fully Populated
• Utilized Ic / Part: TNY274, TNY275, TNY276, TNY277, TNY278, TNY279, TNY280
• Product: Accessories & Kits
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Switching: -
• Other names: 596-1194

7.3 Materials
7.4 Transformer Build Diagram
Page 15 of 37
Item
[10]
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
1
6
8
5
2
4
3
1
Core: PC40EE25-Z, TDK or equivalent Gapped for A
Bobbin: EE25, Vertical, 10 pin – Yih-Hwa part # YW-360-02B
Magnet Wire: #30 AWG
Magnet Wire: #26 AWG
Triple Insulated Wire: #26 AWG.
Tape: 3M # 44 Polyester web. 2.0 mm wide
Tape: 3M 1298 Polyester Film, 2.0 mils thick, 8.6 mm wide
Tape: 3M 1298 Polyester Film, 2.0 mils thick, 10.7 mm wide
Tape: 3M 1298 Polyester Film, 2.0 mils thick, 4.0 mm wide
Varnish (applied by dipping only, not vacuum impregnation)
Margin
Tape
2 mm
2 mm
Figure 5 – Transformer Build Diagram.
Description
Tel: [phone] Fax: [phone]
L
of 335 nH/T
Power Integrations
www.powerint.com
Cancellation Winding
Primary Winding
No Connect
Bias Winding
2
1 layer of tape
1 layer of tape