| Q1-Q5 | SQ2325ES-T1_GE3 | MOSFET, P-Chnl, 150-V (D-S), V GS(th) -2.5V to -3.5V, AEC-Q101 Qualified, SOT-23 |
|---|
| Q6 | IRLML6244 | 6.3A Id, 20V Vds, 21mOhm Rds, N-Channel StrongIRFET Power MOSFET, SOT-23 |
|---|
| U2 | LM3670MF-3.3 | Miniature Step-Down DC-DC Converter for Ultralow Voltage Circuits, 2.5V < Vin < 5.5V, adjustable output voltage, SOT-23-5 |
|---|
| U3 | LTC-4627JD | 4 digit 7 segment hyper red, common anode |
|---|
| U4 | STM32F030K6Tx | STMicroelectronics Arm Cortex-M0 MCU, 32KB flash, 4KB RAM, 48 MHz, 2.4-3.6V, 25 GPIO, LQFP32 |
|---|
| BZ1 | CPT-9019S-SMT-TR | Piezo Buzzers & Audio Indicators Buzzer 9mm sq 4kHz 25V TH |
|---|
| C1 | 10uF | Unpolarized capacitor |
|---|
| C2,C3 | 4.7uF | Unpolarized capacitor |
|---|
| C4,C5 | 100nF | Unpolarized capacitor |
|---|
| C6 | 10nF | Unpolarized capacitor |
|---|
| C7 | 1uF |
|---|