7-Mar-07

RDR-131 LED Driver – LNK306DN

Page 21 of 24

Power Integrations

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10.1 Competitive Product EMI

Figure 21

– Conducted EMI at 115VAC of competitive product.

This result was taken to demonstrate the poor EMI performance of similarly rated LED

drivers on the market.

Power Integrations

1 QP

CLRWR

2 AV

CLRWR

SGL

TDF

dBµV

dBµV

RBW

9 kHz

MT

100 ms

PREAMP OFF

Att 10 dB AUTO

01.Feb 07 08:52

150 kHz

30 MHz

1 MHz

10 MHz

-20

-10

0

10

20

30

40

50

60

70

80

90

100

LIMIT CHECK

FAIL

LINE EN55022A FAIL

LINE EN55022Q FAIL

1

Marker 1 [T1 ]

89.31 dBµV

182.849162999 kHz

EN55022A

EN55022Q