

- Size
- 79 × 91.1 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 160
- Nets
- 130
- Pads
- 531
- Tracks, vias
- 1,330, 268
- Pours
- 7
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 29 Apr 2025
- Updated
- 5 Sep 2025
Overview
Esc is an open-source printed circuit board by NikonPic, from the NikonPic/full_motor repository on GitHub. It is a 4-layer board of 79 × 91.1 mm with 160 parts on 130 nets, routed with 1,330 tracks and 268 vias.
It is built around the AD8221ARMZ, IR2103STRPBF and MA702GQ-P, with the USBLC6-2SC6, SIR180DP-T1-RE3 and CS08891-24M among its other parts. Its parts include 58 capacitors, 55 resistors, 12 ICs, 9 diodes and 7 connectors. It belongs with the robots and motor control boards and the STM32 boards of this library.
Main components
10AD8221ARMZ
MSOP-8-18V~-2.3V、2.3V~18V -40℃~+85℃ 0.1% 1 10us 110dB 18mA 1V/V~1000V/V 1pA/℃ 2.3V~18V 200pA 2V/us 400nV/℃ 500pA 60uV 80dB 825kHz 8nV/√Hz@1kHz 900uA External resistor gain、EMI filtering/RF suppression MSOP-8 Instrumentation Amplifiers ROHSAnalog DevicesInstrumentation AmplifiersIR2103STRPBF
SOIC-8-40℃~+150℃ 100ns 10V~20V 130mA 150ns 150uA 2 270mA 50ns 680ns Half-Bridge IGBT、MOSFET Under Voltage Protection SOIC-8 Gate Drivers ROHSInfineon TechnologiesGate DriversMA702GQ-P
QFN-16-40℃~+125℃ 11.7mA 12bit 256 30mT 3V~3.6V 60000rpm PWM、SPI、ABZ、SSI QFN-16 Magnetic Angle Sensors ROHSMonolithic Power SystemsMagnetic Angle SensorsUSBLC6-2SC6
SOT-23-60.35pF、0.8pF 100nA 150W@8/20us 15V 2 5V 6A@8/20us 6V ESD SOT-23-6 ESD and Surge Protection (TVS/ESD) ROHSUMWESD And Surge Protection (TVS/ESD)SIR180DP-T1-RE3
PowerPAKSO-8-55℃~+150℃ 1 N-channel 1.04nF 1.7mΩ@10V 3.6V 32.4A 4.03nF 44nC@10V 53.3W 58pF 60V N-Channel PowerPAKSO-8 MOSFETs ROHSVishay IntertechnologyMOSFETsCS08891-24M
-- Lack of specifications ROHSNDKUncategorisedKLDHCX-0202-BC-1
-24V 5A 6.4mm DC Power Jack Right Angle - DC Power Connectors ROHSKyconDC Power ConnectorsPA4343.682ANLT
SMD,13.5x12.6mm11.3mΩ 14A 18A 6.8uH ±20% SMD,13.5x12.6mm Power Inductors ROHSPulse ElecPower InductorsSMBJ188A
SMBSMB ESD and Surge Protection (TVS/ESD) ROHSZhengxinUncategorisedUSB4510-03-1-A
SMDUSB ConnectorsGlobal Connector Technology (GCT)
Parts
160| Qty | Value | Footprint | References |
|---|---|---|---|
| 19 | 100n | Capacitor_SMD:C_0402_1005Metric | C1, C3, C4, C10, C11, C12, C14, C15, C16, C17, C18, C20, C32, C38, C49, C56 +3 |
| 15 | 0u1 | Capacitor_SMD:C_0603_1608Metric | C23, C24, C25, C26, C27, C40, C41, C42, C43, C44, C51, C52, C53, C54, C55 |
| 14 | 10k | Resistor_SMD:R_0603_1608Metric | R8, R9, R10, R11, R12, R13, R14, R19, R24, R25, R42, R43, R54, R55 |
| 9 | 1k | Resistor_SMD:R_0603_1608Metric | R4, R6, R17, R29, R30, R35, R36, R47, R48 |
| 9 | 1u | Capacitor_SMD:C_0603_1608Metric | C13, C19, C28, C29, C34, C35, C45, C46, C57 |
| 7 | 100R | Resistor_SMD:R_0603_1608Metric | R18, R26, R27, R32, R33, R44, R45 |
| 6 | 4k02 | Resistor_SMD:R_0603_1608Metric | R20, R23, R38, R41, R50, R53 |
| 6 | SIR180DP-T1-RE3 | SamacSys_Parts:SI7141DPT1GE3 | Q1, Q2, Q3, Q4, Q5, Q6 |
| 6 | SMBJ18A-13-F | SamacSys_Parts:DIOM5336X250N | D5, D7, D9, D10, D11, D12 |
| 5 | 47u | Capacitor_SMD:C_1206_3216Metric | C2, C5, C30, C36, C47 |
| 4 | 10n | Capacitor_SMD:C_0402_1005Metric | C6, C31, C37, C48 |
| 4 | 4k7 | Resistor_SMD:R_0603_1608Metric | R1, R28, R34, R46 |
| 4 | MountingHole | MountingHole:MountingHole_3.2mm_M3 | H1, H2, H3, H4 |
| 3 | 180 | Resistor_SMD:R_0603_1608Metric | R22, R40, R52 |
| 3 | 1k0 | Resistor_SMD:R_0603_1608Metric | R21, R39, R51 |
| 3 | 1n | Capacitor_SMD:C_0402_1005Metric | C33, C39, C50 |
| 3 | 2mR | Resistor_SMD:R_1206_3216Metric | R31, R37, R49 |
| 3 | AD8221ARMZ | SamacSys_Parts:SOP65P490X110-8N | IC2, IC7, IC10 |
| 3 | Conn_01x04_Socket | Connector_JST:JST_XH_S4B-XH-A-1_1x04_P2.50mm_Horizontal | FSENS1, FSENS2, FSENS3 |
| 3 | INA180A3IDBVT | SamacSys_Parts:SOT95P280X145-5N | IC4, IC6, IC9 |
| 3 | IR2103STRPBF | SamacSys_Parts:SOIC127P600X175-8N | IC3, IC5, IC8 |
| 2 | 5k1 | Resistor_SMD:R_0603_1608Metric | R15, R16 |
| 2 | 6p8 | Capacitor_SMD:C_0402_1005Metric | C21, C22 |
| 2 | LED | LED_SMD:LED_0603_1608Metric | D1, D3 |
| 2 | MMZ1005F181ETD25 | SamacSys_Parts:BEADC1005X55N | FB1, FB2 |
| 1 | 110k | Resistor_SMD:R_0603_1608Metric | R2 |
| 1 | 12k | Resistor_SMD:R_0603_1608Metric | R5 |
| 1 | 24k | Resistor_SMD:R_0603_1608Metric | R7 |
| 1 | 4u7 | Capacitor_SMD:C_0603_1608Metric | C7 |
| 1 | 75k | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | CS08891-24M | SamacSys_Parts:NX2016SA24MEXS00ACS08891 | Y1 |
| 1 | Conn_01x06_Socket | Connector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_Vertical | J5 |
| 1 | Conn_A | Connector_Wire:SolderWire-2sqmm_1x01_D2mm_OD3.9mm | J1 |
| 1 | Conn_B | Connector_Wire:SolderWire-2sqmm_1x01_D2mm_OD3.9mm | J2 |
| 1 | Conn_C | Connector_Wire:SolderWire-2sqmm_1x01_D2mm_OD3.9mm | J3 |
| 1 | KLDHCX-0202-BC-1 | SamacSys_Parts:KLDHCX0202BC1 | J4 |
| 1 | MA702GQ-P | SamacSys_Parts:QFN50P300X300X100-17N-D | IC1 |
| 1 | PA4343.682ANLT | SamacSys_Parts:INDPM135126X650N | L2 |
| 1 | SMBJ188A | SamacSys_Parts:DIOM5436X244N | D2 |
| 1 | STM32G474RETx | Package_QFP:LQFP-64_10x10mm_P0.5mm | U1 |
| 1 | SWD_TagConnect_TC2030-NL | Connector:Tag-Connect_TC2030-IDC-NL_2x03_P1.27mm_Vertical | J6 |
| 1 | SW_Push | Button_Switch_SMD:SW_SPST_B3U-1000P | B0-RST1 |
| 1 | USB4510-03-1-A | SamacSys_Parts:USB4510031A | J7 |
| 1 | USBLC6-2SC6 | Package_TO_SOT_SMD:SOT-23-6 | U2 |
| 1 | ~ | Package_TO_SOT_SMD:SOT-23-6 | TP6841S1 |
Questions
How big is the Esc PCB?
It measures 79 × 91.1 mm and has 4 copper layers, 1.6 mm thick.
What parts does the Esc use?
160 parts, built around the AD8221ARMZ, IR2103STRPBF, MA702GQ-P and USBLC6-2SC6. 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 Esc KiCad files?
From the NikonPic/full_motor repository on GitHub, at the commit this page was made from: the board is esc/esc.kicad_pcb and its schematic esc/amplify.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Esc design in my own project?
Its repository states no licence, so its author keeps all rights: ask NikonPic before reusing the design.
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