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Technical content
The technical content of this austriamicrosystems datasheet is still valid. Contact information: Headquarters: ams AG Tobelbaderstrasse 30
8141 Unterpremstaetten, Austria
Tel: +43 (0) 3136 500 0 e-Mail: ams_sales@ams.com Please visit our website at www.ams.com
1 General Description
mable using an external resistor (RSET). through RSET connected to pin CTRL. abled, the supply current drops to less than 1µA. Figure 1. Typical Application Diagrams
2 Key Features
3 Applications
DVD players, and consumer electronics.
4 Diode Control with Enable
3 Diode Control with Enable
4 Diode Control
2 Diode Control with Enable
4 Pinout
Figure 2. Pin Assignments – (Top View) Table 1. Pin Descriptions CTRL Sets LED current; connect to external resistor. I1 Connect to cathode of LED. I2 Connect to cathode of LED. I3 Connect to cathode of LED. I4 Connect to cathode of LED.
5 Absolute Maximum Ratings
ture/Reflow Sensitivity Classification for Non-Hermetic Solid State Surface Mount Devices”. Table 2. Absolute Maximum Ratings Norm: MIL-STD883E 3015 methods. Table 3. Recommended Operating Conditions
6 Electrical Characteristics
TAMB = 25°C (unless otherwise noted). Efficiency = (VIN - VSAT)/VIN. Information parameter, guaranteed by design. TAMB = 25°C (unless otherwise noted). Table 4. Electrical Characteristics – AS1101 Table 5. Electrical Characteristics – AS1102, AS1103, AS1104
1 IIN,OFF
- Not applicable to AS1103.
- Efficiency = (VIN - VSAT) / VIN. Information parameter, guaranteed by design.
7 Typical Performance Characteristics
Figure 3. Set Current vs. VCTRL Figure 4. Set Current vs.VSET; RSET = 30kΩ Figure 5. AS1101 ILED vs. VSAT Figure 6. AS1102, AS1103, AS1104 ILED vs. VSAT Figure 7. AS1101 OMCR vs. ISET Figure 8. AS1102, AS1103, AS1104 OMCR vs. ISET
8 Application Information
Figure 19. Typical Application Diagrams Note: LED brightness can also be adjusted by driving pin ENABLE or pin CTRL with a PWM signal.
9 Package Drawings and Markings
Figure 20. SC70-6 Package
- All dimensions are in millimeters.
- Dimensions are inclusive of plating.
- Dimensions are exclusive of mold flash and metal burrs.
- All specifications comply with
JEITA SC88 and JEDEC-MO-203.
Figure 21. MSOP-8 Package
- All dimensions are in millimeters (angle in degrees), unless otherwise specified.
- Datums B and C to be determined at datum plane H.
- Dimensions D and E1 are to be determined at datum plane H.
- Dimensions D2 and E2 are for top package and D and E1 are for bottom package.
- Cross section A-A to be determined at 0.13 to 0.25mm from the lead tip.
- Dimensions D and D2 do not include mold flash, protrusion, or gate burrs.
- Dimension E1 and E2 do not include interlead flash or protrusion.
www.austriamicrosystems.com Revision 1.5 12 - 13 AS1101/AS1102/AS1103/AS1104 Data Sheet - Ordering Information Part Number Marking Description Package Type Delivery Form AS1101-T JO1 Dual LED driver with enable. SC70-6 Tape and ReelAS1102-T JO2 Triple LED driver with enable. AS1103-T JO3 Quad LED driver. AS1104-T JO4 Quad LED driver with enable. MSOP-8 Tape and Reel AS1104 Tubes ams AG Technical content still valid
www.austriamicrosystems.com Revision 1.5 13 - 13 AS1101/AS1102/AS1103/AS1104 Data Sheet Copyrights Copyright © 1997-2007, austriamicrosystems AG, Schloss Premstaetten, 8141 Unterpremstaetten, Austria-Europe. Trademarks Registered ®. All rights reserved. The material herein may not be reproduced, adapted, merged, trans- lated, stored, or used without the prior written consent of the copyright owner. All products and companies mentioned are trademarks or registered trademarks of their respective companies. Disclaimer Devices sold by austriamicrosystems AG are covered by the warranty and patent indemnification provisions appearing in its Term of Sale. austriamicrosystems AG makes no warranty, express, statutory, implied, or by description regarding the information set forth herein or regarding the freedom of the described devices from patent infringement. austriami- crosystems AG reserves the right to change specifications and prices at any time and without notice. Therefore, prior to designing this product into a system, it is necessary to check with austriamicrosystems AG for current information. This product is intended for use in normal commercial applications. Applications requiring extended temperature range, unusual environmental requirements, or high reliability applications, such as military, medical life-support or life- sustaining equipment are specifically not recommended without additional processing by austriamicrosystems AG for each application. For shipments of less than 100 parts the manufacturing flow might show deviations from the standard production flow, such as test flow or test location. The information furnished here by austriamicrosystems AG is believed to be correct and accurate. However, austriamicrosystems AG shall not be liable to recipient or any third party for any damages, including but not limited to personal injury, property damage, loss of profits, loss of use, interruption of business or indirect, special, incidental or consequential damages, of any kind, in connection with or arising out of the furnishing, performance or use of the tech- nical data herein. No obligation or liability to recipient or any third party shall arise or flow out of austriamicrosystems AG rendering of technical or other services. Contact Information Headquarters austriamicrosystems AG A-8141 Schloss Premstaetten, Austria Tel: +43 (0) 3136 500 0 Fax: +43 (0) 3136 525 01 For Sales Offices, Distributors and Representatives, please visit: http://www.austriamicrosystems.com/contact ams AG Technical content still valid