Hardware
Heorenmaru
Components (19)
| Reference | Value | Description |
|---|---|---|
| Q1 | AO3401A | -4.0A Id, -30V Vds, P-Channel MOSFET, SOT-23 |
| Q2 | AO3400A | 30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23 |
| U1 | MCP73831-2-OT | Single cell, Li-Ion/Li-Po charge management controller, 4.20V, Tri-State Status Output, in SOT23-5 package |
| U2 | L78L33_SOT89 | Positive 100mA 30V Linear Regulator, Fixed Output 3.3V, SOT-89 |
| C1,C3,C4 | 1u | |
| C2 | 47u | |
| D1,D2 | LED | Light emitting diode |
| FB1 | blm21pg221 | |
| R1 | R | Resistor |
| R2,R3,R5 | 10k | Resistor |
| R4,R7 | 100k | Resistor |
| R6 | 1k | Resistor |
| SW1,SW2 | SW_Push | |
| TP1 | PWR | test point |
| TP2 | 3v3 | test point |
| TP3 | CHR | test point |
| TP4,TP6,TP8 | GND | test point |
| TP5 | OUT | test point |
| TP7 | EN | test point |