

Standalone Com Shield
KiCad Schematics and PCB Layout
- Size
- 64.8 × 71.1 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 52
- Nets
- 49
- Pads
- 207
- Tracks, vias
- 676, 24
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 30 Aug 2019
- Updated
- 20 Sep 2019
Overview
Standalone Com Shield is an open-source printed circuit board by TheOpenBMS, from the TheOpenBMS/Hardware repository on GitHub. It is a 2-layer board of 64.8 × 71.1 mm with 52 parts on 49 nets, routed with 676 tracks and 24 vias.
It is built around the 24AA01/P, HM2102NL and NSV1C201MZ4. Its parts include 17 resistors, 15 capacitors, 9 connectors, 2 ICs and 1 transistor.
Main components
324AA01/P
PDIP-8-40℃~+85℃ 1,000,000 cycles 1.7V~5.5V 1Kbit 1uA 200 Years 3mA 400kHz 5ms Hardware write protection function、Noise suppression function I2C PDIP-8 EEPROM ROHSMicrochip TechnologyEEPROMHM2102NL
SMD,P=2mmSMD,P=2mm Pulse Transformers(LAN) ROHSPulse ElecPulse Transformers(LAN)NSV1C201MZ4
SOT-223-55℃~+150℃ 1 NPN 100MHz 100V 100nA 150 2A 2W 30mV 7V NPN SOT-223 Bipolar (BJT) ROHSonsemiBipolar (BJT)
README
README.mdHardware
KiCad Schematics and PCB Layout
Parts
52| Qty | Value | Footprint | References |
|---|---|---|---|
| 9 | 1u | Capacitor_SMD:C_0805_2012Metric | C3, C8, C9, C10, C11, C12, C13, C14, C15 |
| 7 | 10k | Resistor_SMD:R_0805_2012Metric | R11, R12, R13, R14, R15, R16, R17 |
| 4 | 10n | Capacitor_SMD:C_0805_2012Metric | C1, C2, C4, C5 |
| 4 | 51 | Resistor_SMD:R_0805_2012Metric | R1, R2, R3, R4 |
| 2 | 100 | Resistor_SMD:R_0805_2012Metric | R5, R6 |
| 2 | 100n | Capacitor_SMD:C_0805_2012Metric | C6, C7 |
| 2 | 1M | Resistor_SMD:R_0805_2012Metric | R9, R10 |
| 2 | 5.1k | Resistor_SMD:R_0805_2012Metric | R7, R8 |
| 2 | Debug | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Horizontal | JP3, JP4 |
| 1 | 24AA01 | Package_TO_SOT_SMD:SOT-23-5 | U1 |
| 1 | 24LC025-I/SN | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | Com_H | Connector_JST:JST_XH_S03B-XH-A_1x03_P2.50mm_Horizontal | J2 |
| 1 | Com_L | Connector_JST:JST_XH_S03B-XH-A_1x03_P2.50mm_Horizontal | J3 |
| 1 | DTEN | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Horizontal | JP1 |
| 1 | HM2102NL | OpenBMS:HM2102NL | TR1 |
| 1 | Linduino_Test | Connector_IDC:IDC-Header_2x07_P2.54mm_Vertical | J1 |
| 1 | MODE | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Horizontal | JP2 |
| 1 | NSV1C201MZ4 | Package_TO_SOT_SMD:SOT-223 | Q1 |
| 1 | OpenBMS_IO | OpenBMS:OpenBMS_IO | SHD1 |
| 1 | Temp1 | Connector_JST:JST_PH_B2B-PH-SM4-TB_1x02-1MP_P2.00mm_Vertical | J9 |
| 1 | Temp2 | Connector_JST:JST_PH_B2B-PH-SM4-TB_1x02-1MP_P2.00mm_Vertical | J8 |
| 1 | Temp3 | Connector_JST:JST_PH_B2B-PH-SM4-TB_1x02-1MP_P2.00mm_Vertical | J7 |
| 1 | Temp4 | Connector_JST:JST_PH_B2B-PH-SM4-TB_1x02-1MP_P2.00mm_Vertical | J6 |
| 1 | Temp5 | Connector_JST:JST_PH_B2B-PH-SM4-TB_1x02-1MP_P2.00mm_Vertical | J5 |
| 1 | Temp6 | Connector_JST:JST_PH_B2B-PH-SM4-TB_1x02-1MP_P2.00mm_Vertical | J4 |
| 1 | Thermistor_NTC | Resistor_SMD:R_0603_1608Metric | TH1 |
The 51 most common of 52 parts.
Questions
How big is the Standalone Com Shield PCB?
It measures 64.8 × 71.1 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Standalone Com Shield use?
52 parts, built around the 24AA01/P, HM2102NL and NSV1C201MZ4. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Standalone Com Shield KiCad files?
From the TheOpenBMS/Hardware repository on GitHub, at the commit this page was made from: the board is Standalone_Shield/Standalone_Com_Shield.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Standalone Com Shield design in my own project?
Its repository states no licence, so its author keeps all rights: ask TheOpenBMS before reusing the design.
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