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ZSPM4121AI1W26 Datasheet(PDF) 4 Page - Analog Devices |
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ZSPM4121AI1W26 Datasheet(HTML) 4 Page - Analog Devices |
4 / 17 page ZSPM4121 Under-Voltage Load Switch for Smart Battery Management Data Sheet April 30, 2012 © 2012 Zentrum Mikroelektronik Dresden AG — Rev. 1.00 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. 4 of 17 Contents 1 ZSPM4121 Characteristics..................................................................................................................................6 1.1. Absolute Maximum Ratings ..........................................................................................................................6 1.2. Thermal Characteristics................................................................................................................................6 1.3. Recommended Operating Conditions ..........................................................................................................6 1.4. Electrical Characteristics ..............................................................................................................................7 2 Typical Performance Characteristics...................................................................................................................8 3 Description of Circuit ...........................................................................................................................................9 4 Application Circuits ............................................................................................................................................10 4.1. Typical Application Circuits.........................................................................................................................10 5 Pin Configuration and Package .........................................................................................................................11 5.1. Package Dimensions and Marking Diagram ..............................................................................................11 5.2. Pin Description for 8-Pin DFN (2x2 mm) ....................................................................................................12 6 Layout and Soldering Requirements .................................................................................................................13 6.1. Recommended Landing Pattern for PCBs .................................................................................................13 6.2. Multi-Layer PCB Layout..............................................................................................................................14 6.3. Single-Layer PCB Layout ...........................................................................................................................15 7 Ordering Information..........................................................................................................................................16 8 Related Documents ...........................................................................................................................................16 9 Glossary ............................................................................................................................................................16 10 Document Revision History ...............................................................................................................................17 List of Figures Figure 2.1 On Mode / Off Mode Characteristics .....................................................................................................8 Figure 2.2 On Mode Switching Behavior ................................................................................................................8 Figure 2.3 On Mode / Off Mode Quiescent Current Iq.............................................................................................8 Figure 2.4 Off Mode VTHRESH Temperature Performance........................................................................................8 Figure 2.5 On Mode / Off Mode Transition Delay ...................................................................................................9 Figure 2.6 Over-Current Retry Performance...........................................................................................................9 Figure 3.1 ZSPM4121 Block Diagram.....................................................................................................................9 Figure 4.1 Application Circuit for Disconnecting the Battery.................................................................................10 Figure 4.2 Application Circuit for Disconnecting the Load ....................................................................................10 Figure 5.1 ZSPM4121 Package Drawing..............................................................................................................11 Figure 5.2 ZSPM4121 Pin Assignments (top view) ..............................................................................................12 Figure 6.1 Recommended Landing Pattern for 8-Pin DFN ...................................................................................13 Figure 6.2 Package and PCB Land Configuration for Multi-Layer PCB ..............................................................14 Figure 6.3 JEDEC Standard FR4 Multi-Layer Board – Cross-Sectional View......................................................14 Figure 6.4 Conducting Heat Away from the Die using an Exposed Pad Package ...............................................15 Figure 6.5 Application Using a Single-Layer PCB ................................................................................................15 |
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