Datasheet

LMP8646EB User’s Guide
November 2011 Page 2 of 20 SNOU010
Table of Contents
1. EVM OVERVIEW ................................................................................................................................................... 3
1.1. LIST OF FEATURES .............................................................................................................................................. 3
1.2. EQUIPMENT ...................................................................................................................................................... 3
1.3. ADDITIONAL RESOURCES ...................................................................................................................................... 3
2. QUICK START: SUPERCAP APPLICATION................................................................................................................ 4
3. QUICK START: RESISTIVE LOM AD APPLICATION ................................................................................................... 8
4. POWERING THE LMP8646EB ............................................................................................................................... 11
5. SCHEMATIC ........................................................................................................................................................ 12
6. LAYOUT .............................................................................................................................................................. 13
7. BOM ................................................................................................................................................................... 18
List of Figures
FIGURE 1 – LMP8646EB ............................................................................................................................................. 1
FIGURE 2 – SCHEMATIC FOR THE SUPERCAP APPLICATION ......................................................................................... 4
FIGURE 3 – PLOT FOR THE SUPERCAP APPLICATION ................................................................................................... 7
FIGURE 4 – SCHEMATIC FOR THE RESISTIVE LOAD APPLICATION ................................................................................. 8
FIGURE 5 – RECOMMENDED COMPONENTS FOR THE LM3102 ..................................................................................... 9
FIGURE 6 – PLOTS FOR THE RESISTIVE LOAD APPLICATION ....................................................................................... 10
FIGURE 7 – SCHEMATIC.............................................................................................................................................. 12
FIGURE 8 - LAYOUT TOP LAYER ................................................................................................................................. 13
FIGURE 9 - LAYOUT TOP LAYER ................................................................................................................................. 14
FIGURE 10 - LAYOUT LAYER #2: POWER .................................................................................................................... 15
FIGURE 11 - LAYOUT LAYER #3: GROUND .................................................................................................................. 16
FIGURE 12 - LAYOUT BOTTOM LAYER......................................................................................................................... 17