Quectel SC66 Hardware Design page 10

......................................................................................................................................................................... 100
FIGURE 40: COPLANAR WAVEGUIDE DESIGN ON A 4-LAYER PCB (LAYER 4 AS REFERENCE GROUND)
......................................................................................................................................................................... 101
FIGURE 41: REFERENCE CIRCUIT DESIGN FOR WI-FI/BT ANTENNA INTERFACE ................................ 102
FIGURE 42: REFERENCE CIRCUIT DESIGN FOR WI-FI MINO ANTENNA INTERFACE ........................... 103
FIGURE 43: REFERENCE CIRCUIT DESIGN FOR GNSS PASSIVE ANTENNA ......................................... 104
FIGURE 44: REFERENCE CIRCUIT DESIGN FOR GNSS ACTIVE ANTENNA ........................................... 105
FIGURE 45: DIMENSIONS OF THE U.FL-R-SMT CONNECTOR (UNIT: MM) .............................................. 107
FIGURE 46: MECHANICALS OF U.FL-LP CONNECTORS ........................................................................... 107
FIGURE 47: SPACE FACTOR OF MATED CONNECTOR (UNIT: MM) ......................................................... 108
FIGURE 48: MODULE TOP AND SIDE DIMENSIONS ................................................................................... 129
FIGURE 49: MODULE BOTTOM DIMENSIONS (TOP VIEW) ....................................................................... 130
FIGURE 50: RECOMMENDED FOOTPRINT (TOP VIEW) ............................................................................ 131
FIGURE 51: TOP VIEW OF THE MODULE .................................................................................................... 132
FIGURE 52: BOTTOM VIEW OF THE MODULE ............................................................................................ 132
FIGURE 53: RECOMMENDED REFLOW SOLDERING THERMAL PROFILE .............................................. 134
FIGURE 54: TAPE DIMENSIONS ................................................................................................................... 135
FIGURE 55: REEL DIMENSIONS ................................................................................................................... 136
SC66_Hardware_Design
Smart LTE Module Series
SC66 Hardware Design
9 / 139