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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5

Chaining Multiple ZLED7010 ICs

temperature sensing network of R2, R4, and R3, which is an NTC component. Note that only one temperature

sensing network is needed.

Figure 5.1

ZLED7010 Chain Connections

GND

ZLED7010

R2

R3

NTC

100pF

100pF

100pF

100pF

GND

ZLED7010

R4

In Figure 5.2, note that each ZLED7010 can drive up to three slave ICs in the next stage. Using more than

three stages to maintain current coherence is not recommended. Up to thirteen ZLED7010 can be connected

in one system.

Figure 5.2