zudo-pdOverview/GitHub/@TakazudoExplore the documentationStart HereComponent-First Design WorkflowDesign and Verification WorkflowsJLCPCB Package PreparationKiCad Project WorkflowProject BriefDownload KiCad Footprints and SymbolsRepository MapGenerate JLCPCB Files with kicad-jlcpcb-toolsNet-Table + Mermaid ConventionDC-DC Converter Stage Design (LM2596S-ADJ)Linear Regulator PCB Layout and Thermal DesignHistorical Design ArchiveOverviewProject OverviewCircuit DiagramsBill of Materials (BOM)Mechanical DesignUSB-PD AC AdapterTwo-Board Plan (USB-PD Core + Synth Power)Board A — USB-PD CoreBoard B — Synth Power ConversionINBOXVersioning Scheme (X.Y.Z)Project Status and PlanPCBA v1 Debug ReportSTUSB4500 NVM Programming SetupPCBA v2 Debug Report — STUSB4500 CC1DB Failurev3 Bring-Up & Test Procedurev3 USB-PD Failure Diagnosis (pin 18 root cause)STUSB4500 Pin Cheat-Sheet (beginner)v4 USB-PD Failure Diagnosis (front-end datasheet review)v4 As-Built Order Verification & Footprint Geometry AuditBoard B Architecture Review (DC-DC + LDO + Output)Board Split Decision — Fix List + A/B Interface ContractSpec Architecture ReviewWave 7 — 3D Package Model CoverageLearning NotesGND and Component Placement StrategyGNDD/GNDA Split Ground DesignCH224D USB PD Sink ControllerUSB Type-C Pinout and Power DeliveryUSB-PD vs Traditional USB: Why Power Hubs Don't ExistOpen-Drain Outputs: Understanding the PG PinP-Channel MOSFET Load Switch: Gate Control ExplainedESD Protection: How TVS Diodes Save Your CircuitHow Buck Converters Work: Feedback Control ExplainedInductor Voltage Reversal and Negative Voltage GenerationPCB Layout Guidelines for Power CircuitsPCB Trace Width and Copper WeightTransformer Polarity & Phasing: Why Direction Matters in Flyback ConvertersLinear Regulator Capacitor SelectionTwo-Stage DC-DC + LDO Power Supply Architecture for Low-Noise AudioProtection Fuse Strategy: Multi-Stage DesignEurorack Power Distribution Best PracticesAI-Assisted Circuit Design: Workflows for the Idea → KiCad Schematic HandoffMiscCurrent ArchitectureBoard Roles and InterfaceBoard P — Reusable USB-PD InputComponent MapPositive Pre-RegulatorRelease ReadinessRenewed Power StageResearchDecisionsVerificationRenewal Prototype Bring-UpRegulator Assembly, Soldering, and InspectionPower Rail Bench Test ProcedureComponentsCatalogRecordsSTUSB4500QTRUSB-TYPE-C-009AO3401ASMAJ20ABZT52C11-7-F0603WAF1003T5E0603WAF5602T5E0603WAF4700T5E0603WAF4701T5E0603WAF5101T5E0603WAF0000T5ECL31A106KBHNNNECC0805KRX7R9BB104CL10A105KB8NNNCB6B-XH-A(LF)(SN)PESD24VS1UBLM2596S-ADJCYA1265-100UHSS34GVT1E477M0810CNVCRVT1A471M0607RVT1H101M0810CL21B223KBANNNC0603WAF1001T5ESMD1210P150TF/16mSMD110-33VBSMD1206-150-16VSMAJ15ASMAJ6.5AEFVH035ADA471M10B0CL10B474KA8NNNC0805W8F1001T5EKT-0603YGKT-0603BKT-0603RWJ500V-5.08-2PDW254P-2X8-L0TYPE-C-31-M-17CC0603KRX7R9BB1040603WAF1503T5E0805W8F1002T5EPZ254V-11-06PPM254V-11-06-H85LT1963AEQ#TRPBFLT3015EQ#PBFRT0603BRD071KLRT0603BRD078K2LRT0603BRD07680RLRT0603BRD073K09LRT0603BRD0733RLRT0603BRD0710K5L0603WAF4301T5E25SVPF47MAP63201WU-7ASPI-0630LR-100M-T15GRM32ER71H106KA12LRT0603BRE07158KLRT0603BRD0710KLSMAJ16ASDT5A60SA-13Integration