u-blox SARA-G3 Series System Integration Manual page 145

Reference Description
R5, R6 0 Ω Resistor 0402 5% 0.1 W
U1 Filter-less Mono 2.8 W Class-D Audio Amplifier
Table 34: Example of components for analog audio interface hands-free mode application circuit
If the analog audio interface is not used, the analog audio pins (MIC_BIAS, MIC_GND, MIC_P,
MIC_N, SPK_P, SPK_N) can be left unconnected on the application board.
UBX-13000995 - R06
SARA-G3 series - System Integration Manual
Part Number – Manufacturer
RC0402JR-070RL – Yageo Phycomp
SSM2305CPZ – Analog Devices
Objective Specification Design-in
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