AortaAlarm
shreeyuvan2020
stuff
Components (33)
| Reference | Value | Description |
|---|---|---|
| U1 | nRF52840 | Multiprotocol BLE/ANT/2.4 GHz/802.15.4 Cortex-M4F SoC, AQFN-73 |
| U2 | ADS1292IRSMR | |
| U3 | MCP1700x-330xxTT | 250mA Low Quiscent Current LDO, 3.3V output, SOT-23 |
| U4 | MCP73831-2-OT | Single cell, Li-Ion/Li-Po charge management controller, 4.20V, Tri-State Status Output, in SOT23-5 package |
| AE1 | Antenna_Shield | Antenna with extra pin for shielding |
| C1,C27,C28 | 4.7 uF | Unpolarized capacitor |
| C2,C17,C20,C21 | 10 uF | Unpolarized capacitor |
| C3-C7,C11,C14,C16,C32,C34 | 0.1 uF | Unpolarized capacitor |
| C8 | 100 pF | Unpolarized capacitor |
| C9,C10,C15,C18,C19 | 1 uF | Unpolarized capacitor |
| C12,C13 | 4.7 nF | Unpolarized capacitor |
| C22-C25 | 12 pF | Unpolarized capacitor |
| C26 | 0.8 pF | Unpolarized capacitor |
| C29 | 0.5 pF | Unpolarized capacitor |
| C30,C31,C33,C35 | 2.2 nF | Unpolarized capacitor |
| C36 | 1.5 nF | Unpolarized capacitor |
| D1 | LED | Light emitting diode |
| D4 | PRTR5V0U2X | Ultra low capacitance double rail-to-rail ESD protection diode, SOT-143 |
| J1 | USB_C_Receptacle_USB2.0_14P | USB 2.0-only 14P Type-C Receptacle connector |
| J2 | Conn_01x03 | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3 | AudioJack3_Ground | Audio Jack, 3 Poles (Stereo / TRS), Grounded Sleeve |
| J4 | Conn_01x02_Socket | Generic connector, single row, 01x02, script generated |
| L1 | 4.7 nH | Inductor |
| R1,R2 | 5.1 K | Resistor |
| R5 | 2k | Resistor |
| R6 | 470 | Resistor |
| R7,R8,R11,R12 | 10M | Resistor |
| R9,R10 | 40.2k | Resistor |
| R13 | 1M | Resistor |
| R14,R15 | 100k | Resistor |
| SW1 | SW_Push | Push button switch, generic, two pins |
| Y1 | 32 mHz | Four pin crystal, GND on pins 2 and 4 |
| Y2 | 32.768 kHz | Two pin crystal |