ducktop2
EwoudVV
An open-source 16-inch laptop designed from scratch.
Components (56)
| Reference | Value | Description |
|---|---|---|
| Q11 | CSD18540Q5B reverse-pack FET A | |
| Q12 | CSD18540Q5B reverse-pack FET B | |
| Q701 | BSS138 pack protector latch reset | |
| Q703 | CSD18540Q5B BQ77915 discharge FET | |
| Q704 | CSD18540Q5B BQ77915 charge FET | |
| U11 | LTC4368IMS-1 bidirectional pack protector | |
| U719 | BQ7791500PWR autonomous 3S primary protector | |
| C700 | 3.3nF >=50V LTC4368 CGATE | |
| C724 | 4.7nF >=50V pack hot-swap slew | |
| C725 | 10u 25V X7R LTC4368 VOUT | |
| C840 | 1u 25V X7R BQ77915 VDD | |
| C841 | 1u 10V X7R BQ77915 AVDD | |
| C842-C844,C848 | 1u 10V X7R BQ77915 internal-balance filter | |
| C845 | 100n BQ77915 SRP-VSS filter | |
| C846 | 100n BQ77915 differential sense filter | |
| C847 | 100n BQ77915 SRN-VSS filter | |
| F1 | 10A MINI pack fuse: Littelfuse 0297010.WXNV | |
| FPC106 | FH12-30S-0.5SH (FPC-3) | |
| J2 | 3S pack power + cell-tap harness | |
| R700 | 3.09M 1% BAT UV/OV top | |
| R701 | 73.2k 1% BAT UV/OV middle | |
| R702 | 121k 1% BAT UV/OV bottom | |
| R703 | 22k LTC4368 CGATE series | |
| R707 | 100k pack protector SHDN pull-up | |
| R708 | 10k pack FAULT pull-up | |
| R709 | 100k pack retry gate pulldown | |
| R840 | 1k 1% BQ77915 VDD filter | |
| R841-R844 | 75R 1% BQ77915 cell/balance filter | |
| R845 | 100R BQ77915 SRP filter | |
| R846 | 100R BQ77915 SRN filter | |
| R847 | 4.53k 1% DSG gate resistor | |
| R848 | 1k 1% CHG gate resistor | |
| R849 | 1M 5% DSG gate-source | |
| R850 | 3.3M 5% CHG gate-source | |
| R851 | 453k 1% load-detect resistor | |
| R852 | 10k 5% PRES normal-mode pull-up | |
| R853 | 10k 1% unused TS to VSS | |
| R854 | 604k 1% OCD delay program | |
| RS10 | 11mOhm 1% 2W LTC4368 bounded pack-current shunt | |
| RS11 | 8mOhm 1% 2W BQ77915 current shunt | |
| TPB1 | PACK_POS_RAW | |
| TPB2 | BAT_PROT_VIN | |
| TPB3 | PACK_POS_FUSED | |
| TPB4 | BAT_PROT_FET_COMMON | |
| TPB5 | BAT_PROT_GATE | |
| TPB6 | BAT_PROT_CGATE | |
| TPB7 | PACK_FAULT_N | |
| TPB8 | PACK_RETRY_PULSE | |
| TPB9 | MCU_3V3 | |
| TPB10 | BMS_AVDD | |
| TPB11 | BMS_VDD | |
| TPB12 | BMS_SRP | |
| TPB13 | BMS_SRN | |
| TPB14 | BMS_PRES | |
| TPB15 | BMS_LD | |
| TPB16 | FG_VSS |