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.
ZLED7022
Low-Voltage Six-Channel LED Driver
Block Diagram
Typical Applications
LED backlighting for portable devices
LED lighting for cell phones, smartphones. PDAs
Illumination of digital photo frames
Backlighting for GPS / navigation systems
Low voltage LED lighting fixtures
General purpose low-voltage industrial and consumer applications
Ordering Information
Product Sales Code
ZLED7022-ZI1R
ZLED7022KIT-E1
Description
ZLED7022 – Low-Voltage Six-Channel LED Driver
ZLED7022 Evaluation Board
Kit
Package
UTQFN12 (2x2)mm - Tape & Reel
Sales and Further Information
Zentrum Mikroelektronik
Dresden AG (ZMD AG)
Grenzstrasse 28
01109 Dresden
Germany
Phone +49 (0)351.8822.7.533
Fax
+49 (0)351.8822.8.7533
www.zmdi.com
Zentrum Mikroelektronik
Dresden AG, Japan Office
2nd Floor, Shinbashi Tokyu Bldg.
4-21-3, Shinbashi, Minato-ku
Tokyo, 105-0004
Japan
Phone +81.3.6895.7410
Fax
+81.3.6895.7301
LED_Drivers@zmdi.com
ZMD FAR EAST, Ltd.
3F, No. 51, Sec. 2,
Keelung Road
11052 Taipei
Taiwan
Phone +886.2.2377.8189
Fax
+886.2.2377.8199
ZMD America, Inc.
8413 Excelsior Drive
Suite 200
Madison, WI 53717
USA
Phone
Fax
+1 (608) 829-1987
+1 (631) 549-2882
DISCLAIMER: This information applies to a product under development. Its characteristics and specifications are subject to change without notice. Zentrum Mikroelektronik Dresden AG (ZMD AG) assumes no obligation
regarding future manufacture unless otherwise agreed to in writing. The information furnished hereby is believed to be true and accurate. However, under no circumstances shall ZMD AG be liable to any customer, licensee, or
any other third party for any special, indirect, incidental, or consequential damages of any kind or nature whatsoever arising out of or in any way related to the furnishing, performance, or use of this technical data. ZMD AG
hereby expressly disclaims any liability of ZMD AG to any customer, licensee or any other third party, and any such customer, licensee and any other third party hereby waives any liability of ZMD AG for any damages in
connection with or arising out of the furnishing, performance or use of this technical data, whether based on contract, warranty, tort (including negligence), strict liability, or otherwise
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.
ZLED7022
Low-Voltage Six-Channel LED Driver
Contents
1
IC Characteristics .......................................................................................................................................................... 6
1.1.
1.2.
1.3.
1.4.
2
2.1.
2.2.
2.3.
2.4.
2.5.
2.6.
3
3.1.
3.2.
4
4.1.
4.2.
Absolute Maximum Ratings ................................................................................................................................... 6
LED Current Control ............................................................................................................................................ 10
PCC Serial Digital Interface ................................................................................................................................. 11
Pin Configuration and Package ................................................................................................................................... 13
Ordering Information ................................................................................................................................................... 15
Document Revision History ......................................................................................................................................... 15
Current Output Settings ................................................................................................................................ 10
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Using the AD and a serial DA of 2812, the total time required for output and input of data is 40us.
After adding PID control
The floating point PID operation takes a total of 333us
The fixed-point + s...
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Embedded System
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