Hardware
Heorenmaru
Components (31)
| Reference | Value | Description |
|---|---|---|
| Q1,Q5 | AO3400A | 30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23 |
| Q2,Q4 | AO3401A | -4.0A Id, -30V Vds, P-Channel MOSFET, SOT-23 |
| U1,U3 | MCP6001-OT | 1MHz, Low-Power Op Amp, SOT-23-5 |
| U2 | MAX40200AUK | Ideal Diode, Ultra-Low Voltage Drop, 1.5-5.5V, 1A, SOT-23-5 |
| U4 | MT3608 | High Efficiency 1.2MHz 2A Step Up Converter, 2-24V Vin, 28V Vout, 4A current limit, 1.2MHz, SOT23-6 |
| U5 | MCP73831-2-OT | Single cell, Li-Ion/Li-Po charge management controller, 4.20V, Tri-State Status Output, in SOT23-5 package |
| C1,C2,C5,C6 | C | Unpolarized capacitor |
| C3,C4 | 10u | Unpolarized capacitor |
| D1-D5 | D | Diode |
| D6,D7 | LED | Light emitting diode |
| E1 | EN | test point |
| FB1 | FB | test point |
| L1 | L | Inductor |
| R1 | 33k | Resistor |
| R2 | 0R5 | Resistor |
| R3,R14 | 100R | Resistor |
| R4,R7,R19 | 20k | Resistor |
| R5,R10,R13 | 100k | Resistor |
| R6,R21,R22 | 10k | Resistor |
| R8,R11,R12,R16-R18 | 1k | Resistor |
| R9 | R | Resistor |
| R15 | 500k | Resistor |
| R20 | 2k7 | Resistor |
| TP1 | CONTROL | test point |
| TP2 | CUR | test point |
| TP3 | PWR | test point |
| TP4 | USB | test point |
| TP5 | VBAT | test point |
| TP6 | GNDi | test point |
| TP7 | GNDo | test point |
| TP8 | 5V_DC | test point |