ZLED7330

High Current 40V LED Driver with Switch Dimming

Data Sheet

August 16, 2011

© 2011 Zentrum Mikroelektronik Dresden AG — Rev.1.2

All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without

the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without notice.

10 of 23

Rs=0.15Ω

0.6

0.61

0.62

0.63

0.64

0.65

0.66

0.67

0.68

0.69

0.7

5

10

15

20

25

30

35

40

Vin(V)

1LED

3LED

7LED

10LED

97.8

98.0

98.2

98.4

98.6

98.8

99.0

99.2

99.4

-40 -30 -20 -10 0

10

20

30

40

50

60

70

80

90

100 110

Temperature (°C)

Figure 1.5

(Rs=0.15 , L1=47µH)

Figure 1.6