circuits
marmbrus
Components (45)
| Reference | Value | Description |
|---|---|---|
| Q1,Q4 | 2N7002 | 0.115A Id, 60V Vds, N-Channel MOSFET, SOT-23 |
| Q2,Q3 | MMBT3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, SOT-23 |
| U1 | TPS63070RNMR | |
| U2 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| U3 | CH340C | USB serial converter, crystal-less, UART, SOIC-16 |
| U4 | ESP-12F | 802.11 b/g/n Wi-Fi Module |
| U5 | LM339 | Quad Differential Comparators, SOIC-14/TSSOP-14 |
| U6 | 2061-602/998-404 | |
| U7 | SPX3940AM3-L-3-3/TR | |
| U8 | AMS1117-5.0_C347223 | |
| U9 | B3B-XH-A(LF)(SN) | |
| USB1 | MICROXNJ | |
| C1,C3,C19,C21 | 1uf | Unpolarized capacitor |
| C2,C20 | 2.7nf | Unpolarized capacitor |
| C4-C6,C8,C13,C17,C23,C25,C26 | 10uf | Unpolarized capacitor |
| C7,C12,C14,C15,C18 | 100nf | Unpolarized capacitor |
| C9-C11 | 22uf | Unpolarized capacitor |
| C16 | 470pf | Unpolarized capacitor |
| C22 | 6.8uf | Unpolarized capacitor |
| C24 | 0.1uf | Unpolarized capacitor |
| C27 | 47uf | Unpolarized capacitor |
| CN1-CN3 | BM04B-SRSS-TB(LF)(SN) | |
| D1,D7 | 1.8V | Single 1.71V~1.89V 500mW 1.8V SOD-123 Zener Diodes ROHS |
| D2-D6,D8 | LED | Light emitting diode |
| F1,F2 | 2A | Fuse, small symbol |
| JP1,JP2 | JP1 | Jumper, 2-pole, small symbol, bridged |
| L1 | 1uH | Inductor |
| Protect1,Protect2 | LM73100RPWR | |
| R1,R4,R38,R41 | 470k | Resistor |
| R2,R39 | 196k | Resistor |
| R3,R40 | 54.9k | Resistor |
| R5,R42 | 4120 | Resistor |
| R6,R43 | 249k | Resistor |
| R7,R9,R12,R18-R22,R44 | 10k | Resistor |
| R8,R26,R29,R32,R35,R45 | 150 | Resistor |
| R10 | 332k | Resistor |
| R11 | 51k | Resistor |
| R14,R15 | 470 | Resistor |
| R16,R17,R30 | 12k | Resistor |
| R23-R25 | 4.7k | Resistor |
| R27 | 5.6k | Resistor |
| R28,R31,R34,R37 | 1k | Resistor |
| R33 | 68k | Resistor |
| R36 | 680k | Resistor |
| SW1,SW2 | B3U-1000P |