
Projekt AUE
hubjab21/high-speed-analog-front-end-pcb
High-speed analog front-end PCB with LMH5401 differential amplifier driving AD9211 ADC. Includes measurements and validation.

Potentially an ESP32-PICO-D4 with a Matter application to drive a christmas tree. Uses USB-C PD for power.
ChristmasTreeDriver is an open-source printed circuit board by partywagon112, from the partywagon112/ChristmasTreeDriver repository on GitHub. It is a 4-layer board of 37.5 × 25 mm with 57 parts on 98 nets, routed with 497 tracks and 92 vias.
It is built around the ESP32-PICO-D4, MAXM17630AME+T and CP2102N-A02-GQFN28R, with the DRV8244SQRYJRQ1, CR0402AFX-1002GAS and CR0402AFX-2001GAS among its other parts. Its parts include 23 capacitors, 18 resistors, 5 ICs, 2 diodes and 2 transistors. It belongs with the ESP32 and RISC-V boards of this library.
This really should get renamed, but the idea is to create a Matter based H-Bridge driver for my Home Assistant to control my Christmas tree lights at the end of the year.
Very much an in-progress effort...

| Qty | Value | Footprint | References |
|---|---|---|---|
| 8 | 100n | Capacitor_SMD:C_0402_1005Metric | C3, C5, C7, C9, C10, C17, C19, C20 |
| 4 | 10k | Resistor_SMD:R_0402_1005Metric | R12, R13, R15, R20 |
| 4 | 1u | Capacitor_SMD:C_0603_1608Metric | C4, C11, C12, C13 |
| 3 | 10u | Capacitor_SMD:C_0805_2012Metric | C6, C8, C18 |
| 3 | 220nF | Capacitor_SMD:C_0603_1608Metric | C14, C15, C16 |
| 3 | 2k | Resistor_SMD:R_0402_1005Metric | R1, R2, R14 |
| 3 | 49.9k | Resistor_SMD:R_0402_1005Metric | R9, R10, R25 |
| 2 | - | Capacitor_SMD:C_0402_1005Metric | C21, C22 |
| 2 | 1k | Resistor_SMD:R_0603_1608Metric | R21, R24 |
| 2 | 1k | Resistor_SMD:R_0402_1005Metric | R18, R19 |
| 2 | 20k | Resistor_SMD:R_0402_1005Metric | R23, R26 |
| 2 | EVQPUC | Button_Switch_SMD:Panasonic_EVQPUL_EVQPUC | SW1, SW2 |
| 2 | RCLAMP0582B.TCT | Package_TO_SOT_SMD:SOT-416 | D1, D2 |
| 1 | 0 | Resistor_SMD:R_0402_1005Metric | R11 |
| 1 | 100k | Resistor_SMD:R_0402_1005Metric | R22 |
| 1 | 2.2u | Capacitor_SMD:C_0603_1608Metric | C1 |
| 1 | 2450AT18A0100001E | RF_Antenna:Johanson_2450AT18x100 | AE1 |
| 1 | 4.7uF | Capacitor_SMD:C_0805_2012Metric | C23 |
| 1 | 5.6n | Capacitor_SMD:C_0402_1005Metric | C2 |
| 1 | BC817RAPNZ | PCM_PartyWagon112_DFN:DFN1412-6 | Q2 |
| 1 | CP2102N-A02-GQFN28R | Package_DFN_QFN:QFN-28-1EP_5x5mm_P0.5mm_EP3.35x3.35mm_ThermalVias | U3 |
| 1 | DRV8244S | PCM_PartyWagon112_VQFN:VQFN-16_RYJ_TEX | U5 |
| 1 | ESP32-PICO-D4 | Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.3x5.3mm_ThermalVias | U4 |
| 1 | M8S-03PMMR-SF8001 | Connector_Amphenol:Amphenol_M8S-03PMMR-SF8001 | J1 |
| 1 | MAXM17630AME+ (3.3V) | PCM_PartyWagon112_VQFN:16-eMGA (3x3) | U2 |
| 1 | MPZ1608D101BTD25 | Inductor_SMD:L_0603_1608Metric | L1 |
| 1 | NetTie_2 | NetTie:NetTie-2_SMD_Pad0.5mm | NT1 |
| 1 | STL9P3LLH6 | PCM_PartyWagon112_Package_SON:ST_PowerFlat-8 | Q1 |
| 1 | STUSB4500QTR | Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.7x2.7mm_ThermalVias | U1 |
| 1 | USB4105 | Connector_USB:USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | J2 |

hubjab21/high-speed-analog-front-end-pcb
High-speed analog front-end PCB with LMH5401 differential amplifier driving AD9211 ADC. Includes measurements and validation.

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It measures 37.5 × 25 mm and has 4 copper layers, 1.6 mm thick.
57 parts, built around the ESP32-PICO-D4, MAXM17630AME+T, CP2102N-A02-GQFN28R and DRV8244SQRYJRQ1. 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.
From the partywagon112/ChristmasTreeDriver repository on GitHub, at the commit this page was made from: the board is hardware/christmastreedriver.kicad_pcb and its schematic hardware/Bridge_Driver.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask partywagon112 before reusing the design.