100 Hz ~ 10 kHz Analog Microphone MEMS (Silicon) Omnidirectional (-42dB ±1dB @ 94dB SPL) Surface Mount MEMS analog microphone with an omnidirectional top-port acoustic design for audio signal capture. It operates over a 100 Hz to 10 kHz frequency range with -42 dB ±1 dB sensitivity, 57 dB signal-to-noise ratio, 80 µA supply current, and is housed in a 4-pin LGA surface-mount package measuring 3.76 × 2.24 × 1.10 mm. #MEMSMicrophone #AnalogMicrophone #Omnidirectional #TopPort #AudioSensor #LGA4 #SurfaceMount #100HzTo10kHz #LowPower #3S #SolidStateSystem #PCBLibrary

TVS 3SMC90A TR13 PBFREE SMC_L6.9-W5.9-LS7.9-R-RD LCSC Part Number: C1975886 JLCPCB Part Class: Extended Part Manufactured by Central(中环)

30mA Id, 15V Vds, N-Channel Dual Gate MOSFET, SOT-143/343 N-Channel MOSFET Dual Gate SOT?143*