

ETH1CJTAG
Low cost JTAG
- Size
- 160 × 100 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 478
- Nets
- 353
- Pads
- 1,806
- Tracks, vias
- 4,043, 831
- Pours
- 128
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 16 Jun 2019
- Updated
- 12 Sep 2019
Overview
ETH1CJTAG is an open-source printed circuit board by BehrensG, from the BehrensG/ETH1CJTAG repository on GitHub, published under the GPL-3.0 licence. It is a 4-layer board of 160 × 100 mm with 478 parts on 353 nets, routed with 4,043 tracks and 831 vias.
It is built around the NC7SZ125M5, TLC272CD and TPS61073DDC, with the AQY212GS, SN74LVC1T45DBV and LC03-3.3 among its other parts. Its parts include 178 resistors, 139 capacitors, 35 ICs, 23 diodes and 7 transistors.
Main components
12NC7SZ125M5
SOT-23-5-40℃~+85℃ 1 1 1.65V~5.5V 2.6ns@5V,50pF 20uA 32mA 32mA 7SZ Power-off isolation、Level shifting Tri-State SOT-23-5 Buffers, Drivers, Receivers, Transceivers ROHSonsemiBuffers, Drivers, Receivers, TransceiversTLC272CD
SOIC-80.7pA 0℃~+70℃ 1.8uV/℃ 10mV 2 2.2MHz 25nV/√Hz@1kHz 3.6mA 300pA 30mA 3V~16V 5.3V/us 80dB ESD protection Rail-to-rail input SOIC-8 Operational Amplifier ROHSTexas InstrumentsOperational AmplifierTPS61073DDC
SOT-23-6-40℃~+85℃@(TA) 1 1.2MHz 2.3V~5.5V 2.3V~5.5V 30uA 500mA Adjustable Boost Boost Built-in Yes SOT-23-6 DC-DC Converters ROHSTexas InstrumentsDC-DC ConvertersAQY212GS
SOP-4-2.54mm-40℃~+85℃ 1.32V 1.3ms 1.5kV 100us 1A 340mΩ 450mW 50mA 60V AC,DC One set normally open: 2A (SPST - normally open) SOP-4-2.54mm Solid State Relays (MOS Output) ROHSPanasonicSolid State Relays (MOS Output)SN74LVC1T45DBV
SOT-23-6-40℃~+85℃ 1 1 1.65V~5.5V 1.65V~5.5V 420Mbps Bidirectional Tri-State SOT-23-6 Translators, Level Shifters ROHSTexas InstrumentsTranslators, Level ShiftersLC03-3.3
SO-8-40℃~+125℃ 1.5kW@8/20us 1.5pF、3pF 2 3.3V 3.5V 500nA 55A@8/20us 7V、22V、25V IEC 61000-4-2、IEC 61000-4-5 TVS SO-8 ESD and Surge Protection (TVS/ESD) ROHSTECH PUBLICESD And Surge Protection (TVS/ESD)TLV75533PDBV
SOT-23-5-40℃~+125℃@(Tj) 1 238mV@(500mA) 25uA 3.3V 46dB@(100kHz) 5.5V 500mA 71.5uVrms Fixed Over Current Protection、Thermal Shutdown、Input undervoltage protection Positive SOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSTexas InstrumentsVoltage Regulators - Linear, Low Drop Out (LDO) Regulators24LC256-I/P
PDIP-8-40℃~+85℃ 1,000,000 cycles 2.5V~5.5V 200 Years 256Kbit 400kHz 5ms Hardware write protection function、Noise suppression function I2C PDIP-8 EEPROM ROHSMicrochip TechnologyEEPROM1N4148W
SOD-123150mA 1A 1V@50mA 1uA@75V 400mW 4ns 75V Independent SOD-123 Switching Diodes ROHSSTMicroelectronicsSwitching DiodesBAT54S
SOT-231 Pair Series Connection 1V@100mA 200mA 2uA@25V 30V 600mA SOT-23 Schottky Diodes ROHSMDDSchottky DiodesTQ2SA-5V
SMD,14x9mm-40℃~+85℃ 125V@AC、220V@DC 140mW 178Ω 2A 4ms 4ms 500mA@125VAC、1A@30VDC 50mΩ 5V AgNi + Gold plated Two groups of conversions: 2C(Double-pole double-throw conversion) SMD,14x9mm Signal Relays ROHSPanasonicSignal RelaysBC847
SOT-231 NPN 100MHz 100mA 100nA 110 200mW 45V 500mV 6V NPN SOT-23 Bipolar (BJT) ROHSShikuesBipolar (BJT)
README
README.mdETH1CJTAG
Low cost JTAG
Parts
478| Qty | Value | Footprint | References |
|---|---|---|---|
| 69 | 100n | ETH1CJTAG:C_0603_A_Pad1.05x0.95mm_HandSolder | C201, C202, C204, C205, C206, C207, C210, C1001, C1005, C1006, C1007, C1008, C1009, C1101, C1104, C1105 +53 |
| 57 | 10k | ETH1CJTAG:R_0603_G_Pad1.05x0.95mm_HandSolder | R1003, R1004, R1007, R1008, R1011, R1012, R1015, R1016, R1109, R1117, R1118, R1119, R1120, R1121, R1122, R1123 +41 |
| 26 | 10u | ETH1CJTAG:C_1206_AA_Pad1.42x1.75mm_HandSolder | C203, C304, C401, C402, C404, C405, C407, C408, C414, C502, C503, C505, C506, C1002, C1003, C1103 +10 |
| 18 | 22 | ETH1CJTAG:R_0603_H_Pad1.05x0.95mm_HandSolder | R205, R206, R207, R208, R209, R210, R211, R215, R626, R627, R1110, R1111, R1112, R1113, R1114, R1115 +2 |
| 12 | 742792031 | ETH1CJTAG:R_0805_D_Pad1.15x1.40mm_HandSolder | FB201, FB401, FB402, FB403, FB501, FB502, FB503, FB504, FB601, FB602, FB701, FB1001 |
| 9 | 0 | ETH1CJTAG:R_0603_E_Pad1.05x0.95mm_HandSolder | R611, R709, R718, R730, R1101, R1102, R1103, R1104, R1145 |
| 8 | NC7SZ125 | Package_TO_SOT_SMD:SOT-353_SC-70-5 | U701, U702, U703, U704, U705, U707, U709, U710 |
| 7 | 1N4148W | Diode_SMD:D_SOD-123 | D601, D604, D709, D710, D711, D712, D713 |
| 7 | 1k | ETH1CJTAG:R_0603_P_Pad1.05x0.95mm_HandSolder | R621, R728, R729, R731, R732, R733, R901 |
| 7 | 82 | ETH1CJTAG:R_0603_F_Pad1.05x0.95mm_HandSolder | R701, R702, R708, R710, R719, R725, R726 |
| 7 | BAT54S | Package_TO_SOT_SMD:SOT-23 | D701, D702, D703, D704, D707, D708, D714 |
| 7 | TLC272 | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U603, U607, U608, U1001, U1002, U1004, U1005 |
| 7 | TQ2SA-5V | ETH1CJTAG:SA | K601, K602, K701, K702, K703, K704, K705 |
| 6 | 100k | ETH1CJTAG:R_0603_J_Pad1.05x0.95mm_HandSolder | R507, R622, R630, R631, R634, R1001 |
| 6 | 1u | ETH1CJTAG:C_0603_T_Pad1.05x0.95mm_HandSolder | C209, C605, C611, C908, C910, C1004 |
| 6 | 422 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R511, R512, R603, R727, R908, R909 |
| 6 | 47k | ETH1CJTAG:R_0603_I_Pad1.05x0.95mm_HandSolder | R1136, R1137, R1138, R1139, R1140, R1141 |
| 6 | 4k7 | ETH1CJTAG:R_0603_K_Pad1.05x0.95mm_HandSolder | R620, R628, R629, R632, R633, R713 |
| 6 | 8p | ETH1CJTAG:C_0603_S_Pad1.05x0.95mm_HandSolder | C213, C214, C624, C625, C708, C709 |
| 5 | 10u/50V | Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C515, C516, C602, C603, C604 |
| 5 | 49R9 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R201, R202, R203, R204, R1147 |
| 5 | 4u7 | ETH1CJTAG:C_0805_M_Pad1.15x1.40mm_HandSolder | C608, C623, C701, C703, C1102 |
| 5 | BC847 | Package_TO_SOT_SMD:SOT-23 | Q603, Q702, Q703, Q704, Q705 |
| 4 | 10k/0.1% | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R613, R615, R616, R617 |
| 4 | 13k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R1005, R1009, R1010, R1013 |
| 4 | 330 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R403, R608, R1106, R1107 |
| 4 | 470 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R217, R218, R1142, R1143 |
| 4 | 470p/2kV | Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C507, C512, C513, C518 |
| 4 | AQY212GS | ETH1CJTAG:AQY212GS | U506, U604, U712, U906 |
| 3 | 0/0.75W | Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder | R510, R513, R907 |
| 3 | 47p | Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C410, C411, C912 |
| 3 | 5k05 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R1002, R1006, R1014 |
| 3 | 744233121 | ETH1CJTAG:744233121 | L401, L402, L403 |
| 3 | 82400274 | Package_TO_SOT_SMD:SOT-363_SC-70-6 | U204, U301, U302 |
| 3 | 824011 | Package_TO_SOT_SMD:SOT-23-5 | U401, U402, U404 |
| 3 | GREEN | LED_SMD:LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D202, D1103, D1104 |
| 3 | SN74LVC1T45DBV | Package_TO_SOT_SMD:SOT-23-6 | U902, U904, U905 |
| 2 | 100/0.1% | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R602, R610 |
| 2 | 180k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R501, R504 |
| 2 | 1n/2kV | Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C211, C215 |
| 2 | 20k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R502, R505 |
| 2 | 22 | ETH1CJTAG:R_0603_G_Pad1.05x0.95mm_HandSolder | R401, R402 |
| 2 | 22k/0.1% | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R606, R607 |
| 2 | 270 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R704, R706 |
| 2 | 27p | Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C501, C504 |
| 2 | 2p2 | Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C631, C632 |
| 2 | 2u2 | Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C617, C618 |
| 2 | 2u2/100V | Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C508, C514 |
| 2 | 4u7 | ETH1CJTAG:744031004 | L501, L502 |
| 2 | 50k/0.1% | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R604, R605 |
| 2 | 560 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R624, R625 |
| 2 | 7448014501 | ETH1CJTAG:7448014501 | L503, L504 |
| 2 | 75/1% | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R213, R214 |
| 2 | BLUE | LED_SMD:LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D705, D706 |
| 2 | ECS-120-8-36-CKM-TR | ETH1CJTAG:ECX-2236 | Y601, Y701 |
| 2 | LC03-3.3 | ETH1CJTAG:SO8E | U201, U203 |
| 2 | MMBT3904 | Package_TO_SOT_SMD:SOT-23 | Q601, Q602 |
| 2 | P6SMB30CA | Diode_SMD:D_SMB | D505, D603 |
| 2 | TLV75533PDBV | Package_TO_SOT_SMD:SOT-23-5 | U611, U711 |
| 2 | TPS61073 | Package_TO_SOT_SMD:SOT-23-6 | U501, U502 |
| 1 | PMEG4005AEA | Diode_SMD:D_SOD-323 | D1102 |
| 1 | 100 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R903 |
| 1 | 100u | Capacitor_SMD:CP_Elec_6.3x5.9 | C511 |
| 1 | 100u/50V | Capacitor_SMD:CP_Elec_8x6.9 | C517 |
| 1 | 105133-0001 | Connector_USB:USB_Micro-B_Molex-105133-0001 | J401 |
| 1 | 10k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R638 |
| 1 | 10u | ETH1CJTAG:C_0603_A_Pad1.05x0.95mm_HandSolder | C610 |
| 1 | 10u/50V | Capacitor_SMD:C_1210_3225Metric_Pad1.42x2.65mm_HandSolder | C601 |
| 1 | 12k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R714 |
| 1 | 12k1 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R212 |
| 1 | 130k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R1126 |
| 1 | 14k7 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R902 |
| 1 | 150121M153000 | ETH1CJTAG:150121M153000 | D1101 |
| 1 | 15k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R705 |
| 1 | 1M/1kV | Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder | R219 |
| 1 | 1k/0.1% | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R609 |
| 1 | 1k5 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R1108 |
| 1 | 1u/50V | Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C633 |
| 1 | 22k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R707 |
| 1 | 24LC256 | Package_SO:MSOP-8_3x3mm_P0.65mm | U613 |
The 411 most common of 478 parts.
Questions
How big is the ETH1CJTAG PCB?
It measures 160 × 100 mm and has 4 copper layers, 1.6 mm thick.
What parts does the ETH1CJTAG use?
478 parts, built around the NC7SZ125M5, TLC272CD, TPS61073DDC and AQY212GS. 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 ETH1CJTAG KiCad files?
From the BehrensG/ETH1CJTAG repository on GitHub, at the commit this page was made from: the board is hardware/project/ETH1CJTAG/ETH1CJTAG.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the ETH1CJTAG design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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