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B

3/04

Power Integrations

5245 Hellyer Avenue

San Jose, California 95138

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are trademarks of Power Integrations.

Copyright 2004, Power Integrations

Power Integrations may make changes to its products at any time. Power Integrations has no liability arising from your use of any information, device or circuit described

herein nor does it convey any license under its patent rights or the rights of others. POWER INTEGRATIONS MAKES NO WARRANTIES HEREIN AND SPECIFICALLY

DISCLAIMS ALL WARRANTIES INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,

AND NON-INFRINGEMENT OF THIRD PARTY RIGHTS. The products and applications illustrated herein (including circuits external to the products and transformer

construction) may be covered by one or more U.S. and foreign patents or potentially by pending U.S. and foreign patent applications assigned to Power Integrations.

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For the latest updates, visit www.powerint.com

DI-61

Core Material

Bobbin

Winding Order

(pin numbers)

Primary Inductance

Primary Resonant

Frequency

Leakage Inductance

TRANSFORMER PARAMETERS

Table 1. Transformer Construction Information.

EE13

TDK PC40, or equivalent

A

2

EE13, 8 pin

Primary (1-2), tape,

Bias (3-4), tape,

Secondary (7-8), 5 V, tape

1.9 mH

±10%

500 kHz (minimum)

50

µH (maximum)

Figure 3. No-load Input Power vs. Line Voltage.

Figure 4. 5.0 VDC, 600 mA CV/CC Curve.

Figure 2. Conducted EMI, Full Load, 230 VAC, Grounded to

"Artificial Hand" of LISN.

0

300 400 500 600

200

100

700

Output Current (mA)

3

2

1

0

4

5

6

115 VAC

230 VAC

Limits for

Output Voltage

and Current

80

160

200

120

240

280

Input Voltage (VAC)

100

50

0

150

200

-20

-10

0

10

20

30

40

50

60

70

80

0.15

1

10

50

Frequency (MHz)

(QP)

(AV)

Quasi-Peak Scan

Average Scan