RD2 데이터 시트보기 (PDF) - Power Integrations, Inc

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RD2

TOPSwitch® Reference Design Board 85 to 132 VAC or 170 to 265 VAC Input, 8W(10W Peak) Output

Power Integrations, Inc 

RD2

BIAS

3

4

{ TAPE

1

2

PRIMARY

} TAPE

5

8

SECONDARY

WINDING INSTRUCTIONS

Two-layer "C" Wound Primary

Start at pin 2. Wind 65 turns of 38 AWG heavy nyleze

wire from left to right. Apply 1 layer of tape (white

polyester film 8.3 mm (0.32 in.) wide by 0.056 mm

(2.2 mil) thick) for basic insulation. Continue winding

65 turns from right to left. Finish at pin1.

Basic Insulation

Apply 2 layers of tape for basic insulation.

Triple Insulated Secondary

Start at pin 8. Wind12 turns of triple-insulated

26 AWG wire* from right to left.

Finish at pin 5.

Basic Insulation

Apply 2 layers of tape for basic insulation.

Parallel Bifilar Primary Bias

Start at pin 4. Wind 6 turns of 28 AWG triple insulated

wire* parallel bifilar in a single layer, from left to right.

Finish at pin 3.

Outer Insulation

Apply 3 layers of tape for basic insulation.

Final Assembly

Assemble and secure core halves.

Impregnate uniformly with varnish.

* Triple insulated wire sources.

P/N: order by description P/N: order by description

Rubudue Wire Company Furukawa Electric America, Inc.

5150 E. La Palma Avenue 200 Westpark Drive

Suite 108

Suite 190

Anaheim Hills, CA 92807 Peachtree City, GA 30269

(714) 693-5512

(770) 487-1234

(714) 693-5515 FAX

(770) 487-9910 FAX

P/N: order by description

The Furukawa Electric Co., Ltd

6-1, Marunouchi 2-chome,

Chiyoda-ku, Tokyo 100, Japan

81-3-3286-3226

81-3-3286-3747 FAX

PI-1740-010596

Figure 20. Construction details of transformer T1RD2

8B

5/96

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