

Transmitter
Radio transmitter for controling RC plane and other devices
- Size
- 100 × 100 mm
- Copper layers
- 6
- Thickness
- 1.56 mm
- Parts
- 392
- Nets
- 240
- Pads
- 1,009
- Tracks, vias
- 5,995, 539
- Pours
- 1,234
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 5 Jul 2025
- Updated
- 27 Oct 2025
Overview
Transmitter is an open-source printed circuit board by lime7git, from the lime7git/rc-piper-transmitter repository on GitHub. It is a 6-layer board of 100 × 100 mm with 392 parts on 240 nets, routed with 5,995 tracks and 539 vias.
It is built around the E01-2G4M27SX, AMS1117-3.3 and CAT24C256LI, with the ESD5Z5V0, 1N5819WS and AO3400A among its other parts. Its parts include 103 resistors, 89 capacitors, 16 diodes, 9 connectors and 9 switches.
Main components
11E01-2G4M27SX
SMD,18x14.5mm-113dBm -40℃~+85℃ 2.3V~3.6V 2.4GHz 23mA 27dBm 4km 720mA GFSK IPEX interface SPI Transceiver SMD,18x14.5mm RF Modules ROHSChengdu Ebyte Elec TechRF ModulesAMS1117-3.3
SOT-223-40℃~+125℃ 0.003%Vout 1 1.1V@(800mA) 15V 1A 3.3V 5mA 72dB@(120Hz) Fixed Over Current Protection、Short Circuit Protection、Thermal shutdown Positive SOT-223 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSAdvanced Monolithic SystemsVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsCAT24C256LI
PDIP-81,000,000 cycles 1.8V~5.5V 100 Years 256Kbit 400kHz 5ms Hardware write protection function、Noise suppression function、Built-in power-on reset (POR) I2C PDIP-8 EEPROM ROHSonsemiEEPROMESD5Z5V0
SOD-523-55℃~+150℃ 1 105W 15V 5V 6.2V 7A 80nA 80pF ESD IEC 61000-4-2 Unidirectional SOD-523 ESD and Surge Protection (TVS/ESD) ROHSMDDESD And Surge Protection (TVS/ESD)1N5819WS
SOD-3231 Independent 1A 25A 40V 500uA@40V 600mV@1A SOD-323 Schottky Diodes ROHSGuangdong HottechSchottky DiodesAO3400A
SOT-23-55℃~+150℃ 1 N-channel 1.45V 1.4W 30V 48mΩ@2.5V 5.7A 50pF 630pF 75pF 7nC@10V N-Channel SOT-23 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsB2B-PH-K-S
插件,P=2mmUncategorisedJSTGZ2012D601TF
0805-55℃~+125℃ 1 300mΩ 500mA 600Ω@100MHz ±25% 0805 Ferrite Beads ROHSSunlordFerrite BeadsAFC07-S10FCC-00
SMD,P=0.5mm,卧贴-25℃~+85℃ 0.3mm 0.5mm 10P 2mm 400mA 50V Bottom Contact Phosphor bronze Slide Lock Surface Mount, Right Angle Tin SMD,P=0.5mm,卧贴 FFC, FPC (Flat Flexible) Connector Assemblies ROHSJSFFC, FPC (Flat Flexible) Connector AssembliesAFC07-S40ECA-00
SMD,P=0.5mm,卧贴-45℃~+85℃ 0.3mm 0.5mm 2mm 40P 500mA 50V Copper alloy Slide Lock Surface Mount, Right Angle Tin Top Contact SMD,P=0.5mm,卧贴 FFC, FPC (Flat Flexible) Connector Assemblies ROHSJSFFC, FPC (Flat Flexible) Connector AssembliesDS1023-2*4SF11
插件,P=2.54mm-40℃~+105℃ 2 2.54mm 2.54mm 2x4P 3A 600V 8.5mm 8P Gold Through Hole Top 插件,P=2.54mm Female Headers ROHSCONNFLYFemale Headers
Parts
392| Qty | Value | Footprint | References |
|---|---|---|---|
| 79 | TestPoint | 0_pads:TestPoint_Pad_D0.5mm_Back | TP1, TP2, TP10, TP11, TP12, TP13, TP14, TP15, TP16, TP17, TP18, TP19, TP20, TP21, TP22, TP23 +63 |
| 56 | 100nF | 0_capacitors:C_0402_1005Metric | C1, C2, C3, C10, C11, C15, C20, C22, C23, C24, C25, C26, C27, C28, C29, C30 +40 |
| 26 | 0Ω | 0_resistors:R_0402_1005Metric | R5, R6, R16, R17, R18, R19, R45, R50, R54, R55, R58, R59, R61, R68, R100, R103 +10 |
| 26 | 10kΩ | 0_resistors:R_0402_1005Metric | R1, R2, R3, R4, R7, R10, R13, R14, R15, R47, R48, R57, R69, R70, R71, R72 +10 |
| 19 | 47kΩ | 0_resistors:R_0402_1005Metric | R20, R23, R25, R27, R29, R31, R33, R35, R37, R39, R40, R41, R42, R43, R44, R46 +3 |
| 15 | 5.1kΩ | 0_resistors:R_0402_1005Metric | R21, R22, R24, R26, R28, R30, R32, R34, R36, R38, R51, R52, R73, R89, R90 |
| 13 | ESD5Z5V0 | 0_diodes:D_SOD-523 | D6, D7, D8, D9, D10, D11, D12, D13, D14, D15, D16, D17, D18 |
| 9 | 4.7uF | 0_capacitors:C_0805_2012Metric | C12, C13, C14, C16, C17, C21, C37, C39, C71 |
| 8 | Button SPST SMD Tactile Switch | Connector_JST:JST_PH_B2B-PH-K_1x02_P2.00mm_Vertical | SW1, SW2, SW3, SW4, SW5, SW6, SW10, SW11 |
| 6 | 1uF | 0_capacitors:C_0603_1608Metric | C46, C66, C67, C68, C85, C89 |
| 5 | 1kΩ | 0_resistors:R_0402_1005Metric | R65, R77, R78, R98, R101 |
| 5 | NO | Jumper:SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm | JP1, JP3, JP8, JP9, JP10 |
| 4 | 100kΩ | 0_resistors:R_0402_1005Metric | R53, R60, R62, R66 |
| 4 | 10uF | 0_capacitors:C_0805_2012Metric | C40, C42, C44, C45 |
| 4 | 6.8pF | 0_capacitors:C_0402_1005Metric | C81, C82, C83, C84 |
| 4 | MountingHole | MountingHole:MountingHole_3.2mm_M3_DIN965_Pad | H1, H2, H3, H4 |
| 4 | NC | Jumper:SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm | JP2, JP4, JP5, JP6 |
| 3 | 10uF 16V | 0_capacitors:CP_EIA-3216-18_Kemet-A | C19, C51, C52 |
| 3 | 1N5819WS | 0_diodes:D_SOD-323 | D1, D2, D3 |
| 3 | AO3400A | Package_TO_SOT_SMD:SOT-23 | Q1, Q2, Q4 |
| 3 | Fiducial | 0_pads:Fiducial_1mm_Mask2mm | FID1, FID2, FID3 |
| 2 | 2.2uF | 0_capacitors:C_1206_3216Metric | C72, C73 |
| 2 | 220nF | 0_capacitors:C_0402_1005Metric | C18, C88 |
| 2 | 22uF | 0_capacitors:C_0805_2012Metric | C49, C50 |
| 2 | 300kΩ | 0_resistors:R_0603_1608Metric | R49, R64 |
| 2 | 330Ω | 0_resistors:R_0402_1005Metric | R63, R75 |
| 2 | B2B-PH-K-S | Connector_JST:JST_PH_B2B-PH-K_1x02_P2.00mm_Vertical | J3, J4 |
| 2 | G*** | kibuzzard-68FF0488 | kibuzzard-68FF0488, kibuzzard-68FF0488 |
| 2 | G*** | kibuzzard-68FF0BD3 | kibuzzard-68FF0BD3, kibuzzard-68FF0BD3 |
| 2 | GZ2012D601TF | 0_inductors:L_0805_2012Metric | L2, L3 |
| 2 | ~ | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J8, J10 |
| 1 | 1.33A 10uH | 0_inductors:IND_VLS3012HBX-100M | L1 |
| 1 | 1.8A 1uH | Inductor_SMD:L_Cenker_CKCS4018 | L4 |
| 1 | 100pF | 0_capacitors:C_0603_1608Metric | C48 |
| 1 | 10mΩ | Resistor_SMD:R_1206_3216Metric | R102 |
| 1 | 1A | Fuse:Fuse_0402_1005Metric_Pad0.77x0.64mm_HandSolder | F1 |
| 1 | 1Ω | 0_resistors:R_0603_1608Metric | R11 |
| 1 | 2Ω | 0_resistors:R_0603_1608Metric | R12 |
| 1 | 32.768KHZ | 0_oscillators:Q13FC13500004-32.768KHZ-4-T | Y1 |
| 1 | 634kΩ | 0_resistors:R_0402_1005Metric | R67 |
| 1 | AFC07-S10FCC-00 | 0_connectors:AFC07S10ECC00 | J11 |
| 1 | AFC07-S40ECA-00 | 0_connectors:AFC07-S40ECA-00 | J1 |
| 1 | AMS1117-3.3 | Package_TO_SOT_SMD:SOT-223-3_TabPin2 | U4 |
| 1 | B3B-PH-K-S | Connector_JST:JST_PH_B3B-PH-K_1x03_P2.00mm_Vertical | J5 |
| 1 | Button SPST SMD Tactile Switch | 0_switches:SW_TS-1088-AR02016 | SW8 |
| 1 | Buzzer | Buzzer_Beeper:Buzzer_TDK_PS1240P02BT_D12.2mm_H6.5mm | BZ1 |
| 1 | CAT24C256 | 0_integrated_circuits:SOIC-8_5.3x6.2mm_P1.27mm | U2 |
| 1 | Conn_01x05 | Connector_JST:JST_PH_B5B-PH-K_1x05_P2.00mm_Vertical | J7 |
| 1 | Conn_02x06_Odd_Even | Connector_PinSocket_2.54mm:PinSocket_2x06_P2.54mm_Vertical | J9 |
| 1 | DS1023-2*4SF11 | 0_modules:PE01-ML01DP5 | E01-2G4M27D1 |
| 1 | E01-2G4M27SX | 0_modules:E01-2G4M27SX | U8 |
| 1 | G*** | kibuzzard-68FF0C30 | kibuzzard-68FF0C30 |
| 1 | G*** | kibuzzard-68FF0F13 | kibuzzard-68FF0F13 |
| 1 | G*** | kibuzzard-68FF0E45 | kibuzzard-68FF0E45 |
| 1 | G*** | kibuzzard-68FF0DA3 | kibuzzard-68FF0DA3 |
| 1 | G*** | kibuzzard-68FF0F8A | kibuzzard-68FF0F8A |
| 1 | G*** | kibuzzard-68FF0CB8 | kibuzzard-68FF0CB8 |
| 1 | G*** | kibuzzard-68FF0C74 | kibuzzard-68FF0C74 |
| 1 | G*** | kibuzzard-68FF0ECE | kibuzzard-68FF0ECE |
| 1 | G*** | kibuzzard-68FF0E51 | kibuzzard-68FF0E51 |
| 1 | G*** | kibuzzard-68FF0C1F | kibuzzard-68FF0C1F |
| 1 | G*** | kibuzzard-68FF0E6C | kibuzzard-68FF0E6C |
| 1 | G*** | kibuzzard-68FF0ED5 | kibuzzard-68FF0ED5 |
| 1 | G*** | kibuzzard-68FF0D05 | kibuzzard-68FF0D05 |
| 1 | G*** | kibuzzard-68FF0C59 | kibuzzard-68FF0C59 |
| 1 | G*** | kibuzzard-68FF06CB | kibuzzard-68FF06CB |
| 1 | G*** | kibuzzard-68FF0482 | kibuzzard-68FF0482 |
| 1 | G*** | kibuzzard-68FF0CAE | kibuzzard-68FF0CAE |
| 1 | G*** | kibuzzard-68FF0D9D | kibuzzard-68FF0D9D |
| 1 | G*** | kibuzzard-68FF07D4 | kibuzzard-68FF07D4 |
| 1 | G*** | kibuzzard-68FF06D2 | kibuzzard-68FF06D2 |
| 1 | G*** | kibuzzard-68FF0D19 | kibuzzard-68FF0D19 |
| 1 | G*** | kibuzzard-68FF0DB0 | kibuzzard-68FF0DB0 |
| 1 | G*** | kibuzzard-68FF0CC1 | kibuzzard-68FF0CC1 |
| 1 | G*** | kibuzzard-68FF0D10 | kibuzzard-68FF0D10 |
| 1 | G*** | kibuzzard-68FF0EBF | kibuzzard-68FF0EBF |
| 1 | G*** | kibuzzard-68FF0D25 | kibuzzard-68FF0D25 |
| 1 | G*** | kibuzzard-68FF046E | kibuzzard-68FF046E |
| 1 | LeftX | 0_connectors:JST_PH_B3B-PH-K_1x03_P2.00mm_Vertical | RV1 |
| 1 | LeftY | 0_connectors:JST_PH_B3B-PH-K_1x03_P2.00mm_Vertical | RV2 |
The 368 most common of 392 parts.
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Questions
How big is the Transmitter PCB?
It measures 100 × 100 mm and has 6 copper layers, 1.56 mm thick.
What parts does the Transmitter use?
392 parts, built around the E01-2G4M27SX, AMS1117-3.3, CAT24C256LI and ESD5Z5V0. 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 Transmitter KiCad files?
From the lime7git/rc-piper-transmitter repository on GitHub, at the commit this page was made from: the board is transmitter.kicad_pcb and its schematic Battery.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Transmitter design in my own project?
Its repository states no licence, so its author keeps all rights: ask lime7git before reusing the design.