Users Manual

LTE Standard Module Series
EC25 Hardware Design
EC25_Hardware_Design
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FIGURE 38: REFERENCE CIRCUIT OF GNSS ANTENNA......................................................................................76
FIGURE 39: DIMENSIONS OF THE U.FL-R-SMT CONNECTOR (UNIT: MM)..................................................... 78
FIGURE 40: MECHANICALS OF U.FL-LP CONNECTORS......................................................................................78
FIGURE 41: SPACE FACTOR OF MATED CONNECTOR (UNIT: MM)................................................................. 79
FIGURE 42: REFERENCED HEATSINK DESIGN (HEATSINK AT THE TOP OF THE MODULE)................. 114
FIGURE 43: REFERENCED HEATSINK DESIGN (HEATSINK AT THE BACKSIDE OF CUSTOMERS PCB)
................................................................................................................................................................................... 114
FIGURE 44: MODULE TOP AND SIDE DIMENSIONS............................................................................................116
FIGURE 45: MODULE BOTTOM DIMENSIONS (BOTTOM VIEW).......................................................................117
FIGURE 46: RECOMMENDED FOOTPRINT (TOP VIEW)..................................................................................... 118
FIGURE 47: TOP VIEW OF THE MODULE............................................................................................................... 119
FIGURE 48: BOTTOM VIEW OF THE MODULE...................................................................................................... 119
FIGURE 49: REFLOW SOLDERING THERMAL PROFILE.................................................................................... 121
FIGURE 50: TAPE SPECIFICATIONS........................................................................................................................122
FIGURE 51: REEL SPECIFICATIONS........................................................................................................................123
FIGURE 52: TAPE AND REEL DIRECTIONS........................................................................................................... 123