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STD cspt v5
Mode: Editors' pick
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Update time：
2022-01-04 04:47:38
Creation time：
2021-12-11 22:17:11
Description
1s lipo bms and 5v boost powering attiny controlling two mosfets
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | BAT+ | B+ | HDR-1X1/2.54 | 1 |
| 2 | BAT- | B- | HDR-1X1/2.54 | 1 |
| 3 | 22uF | C1,C2 | C1812 | 2 |
| 4 | 10u | C3 | 0603 | 1 |
| 5 | 0.1u | C4 | 0603 | 1 |
| 6 | 4.7uF | C5 | C1206 | 1 |
| 7 | SS34_C8678 | D1 | DO-214AC_L4.3-W2.7-LS5.3-RD | 1 |
| 8 | 1N4004W | D2,D3 | SOD-123F_L2.8-W1.8-LS3.7-RD | 2 |
| 9 | 5V | F+,SW,SW*,T+ | HDR-1X1/2.54 | 4 |
| 10 | GND | F-,T- | HDR-1X1/2.54 | 2 |
| 11 | 22uH | L4 | IND-SMD_L12.0-W12.0_744771008 | 1 |
| 12 | SZYY0603B | LED1 | LED0603-R-RD_BLUE | 1 |
| 13 | 19-217/GHC-YR1S2/3T | LEDG | LED-0603 | 1 |
| 14 | Red(0603) | LEDR | LED-0603 | 1 |
| 15 | FS8205 | Q1 | SOT-23-6 | 1 |
| 16 | Si2302CDS-T1-GE3 | Q2,Q3 | SOT-23_L2.9-W1.3-P1.90-LS2.4-BR | 2 |
| 17 | 1k | R1,R4,R10,R11,R12 | 0603 | 5 |
| 18 | 9.53 | R2 | R0805 | 1 |
| 19 | 2.2K | R3 | R0805 | 1 |
| 20 | 2k | R5,R7 | 0603 | 2 |
| 21 | 100 | R6 | 0603 | 1 |
| 22 | 470 | R8,R9 | R0603 | 2 |
| 23 | FS312F-G | U1 | SOT-23-6 | 1 |
| 24 | TP4056 | U2 | SOP-8_EP_150MIL | 1 |
| 25 | ATTINY85 (THT) | U3 | ATTINY85 | 1 |
| 26 | MT3608 | U4 | SOT-23-6 | 1 |
| 27 | MICRO USB | USB1 | MICRO-USB-1 | 1 |
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