ZLED7010

40V LED Driver with Temperature Compensation

Data Sheet

August 12, 2010

© 2010 Zentrum Mikroelektronik Dresden AG — Rev. 1.1

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 PRELIMINARY and subject to changes

without notice.

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List of Figures

Figure 1.1

Characteristic Operating Curves 1 ................................................................................................................. 8

Figure 1.2

Characteristic Operating Curves 1 ................................................................................................................. 9

Figure 2.1

Directly Driving ADJI Input with a PWM Control Signal................................................................................. 11

Figure 2.2

External DC Control Voltage at ADJI Pin...................................................................................................... 11

Figure 2.3

Driving ADJI Input from a Microcontroller ..................................................................................................... 12

Figure 3.1

Output Ripple Reduction .............................................................................................................................. 15

Figure 4.1

Temperature Compensation......................................................................................................................... 16

Figure 4.2

Temperature Compensation Graphs ............................................................................................................ 18

Figure 5.1

ZLED7010 Chain Connections ..................................................................................................................... 19

Figure 5.2

ZLED7010 System Application.................................................................................................................... 19

Figure 7.1

Pin Configuration ZLED7010........................................................................................................................ 20

Figure 7.2

SOP-8 Package Drawing.............................................................................................................................. 21

List of Tables

Table 4.1

Pin Description SOP-8.................................................................................................................................. 20

Table 7.2

........................................................................................................................ 21

Package Dimensions SOP-8