Bluetooth Tracker PCB Design

All the core components have been added to your schematic:

Table


FunctionComponent & DescriptionDesignator
BLE ModuleRaytac MDBT42Q-P512KV2 (integrated Nordic nRF52832 SoC for BLE connectivity)U1
LiPo BatteryLithium Polymer Battery (~100 mAh) (for power supply)BAT1
Battery Protection ICSeiko S-8261 Series (protects against overcharge, overdischarge, and other battery faults)U2
Wireless Charger ICTexas Instruments BQ51050BRHLR (manages Qi wireless charging operation)U3
Inductive Charging CoilInductive Charging Coil (approximately 20 mm, from brands like TDK or Würth)L1
Audio Alert (Buzzer)Piezoelectric Buzzer Disc (Murata, ~12 mm diameter, for audible alerts)B1
LED IndicatorSMD LED (from Cree/Osram; for visual pairing/low battery indication)LED1
LED Current-Limit Resistor470Ω Resistor (to control current for the LED indicator)R1
Decoupling CapacitorMurata GRM 0.1µF Capacitor (for power decoupling near the BLE module and ICs)C1
RF Matching InductorMurata LQM Inductor (for optimizing antenna performance and signal conditioning)L2
Would you like to proceed with wiring the connections between these components next?
Connect power and ground
Begin schematic wiring
Wire essential nets
PGND
BOOT1
BOOT2
AD
PGND
TERM
PGND
COMM2
ILIM
~CHG
FOD
RECT
AC2
CLAMP1
TS/CTRL
BAT
CLAMP2
COMM1
EN2
AC1
~AD-EN

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    Texas_VQFN-RHL-20.png

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    Texas_VQFN-RHL-20.kicad_mod

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    BQ51050BRHL

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    BQ51050BRHLR

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    Wireless Power Receiver PMIC 20-VQFN (3.5x4.5) #BatteryManagement #commonpartslibrary

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    Integrated Circuit

    Texas Instruments

    BQ51050BRHLR

    IC

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