

E e paper
An ESP32-C-based internet-connected decorative e-paper display
- Size
- 58.4 × 35.6 mm
- Copper layers
- 4
- Thickness
- 4.69 mm
- Parts
- 63
- Nets
- 56
- Pads
- 251
- Tracks, vias
- 632, 113
- Pours
- 4
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 19 Dec 2021
- Updated
- 6 Nov 2022
Overview
E e paper is an open-source printed circuit board by hamuelbones, from the hamuelbones/e-e-paper repository on GitHub. It is a 4-layer board of 58.4 × 35.6 mm with 63 parts on 56 nets, routed with 632 tracks and 113 vias.
It is built around the ESP32-C3-WROOM-02-H4, RT9080-33GJ5 and TL3305AF260QG, with the TL3315NF100Q, FFC2B28-24-G and JS202011JAQN among its other parts. Its parts include 23 capacitors, 15 resistors, 8 switches, 5 diodes and 5 connectors. It belongs with the lEDs and displays boards and the ESP32 and RISC-V boards of this library.
Main components
10ESP32-C3-WROOM-02-H4
SMD,20x18mm-105dBm -40℃~+105℃ 2.4GHz 20.5dBm 345mA 3V~3.6V 82mA Bluetooth5.0 ESP32-C3 On-board PCB Antenna UART、SPI、I2C、I2S、USB SMD,20x18mm WiFi Modules ROHSEspressif SystemsWiFi ModulesRT9080-33GJ5
TSOT-23-5-40℃~+125℃@(Tj) 1 2uA 3.3V 360mV@(600mA) 42uVrms 5.5V 600mA 75dB@(1kHz) Fixed Over Current Protection、Over Temperature Protection、Enable Positive TSOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSRichtek TechVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsTL3305AF260QG
SMD-4P,4.5x4.5mm-20℃~+70℃ 12V 2.6N 200,000 cycles 3.8mm 4.5mm 4.5mm 50mA Gull Wing Red Round Button SPST Surface Mount,Vertical Without Bracket SMD-4P,4.5x4.5mm Tactile Switches ROHSE-SwitchTactile SwitchesTL3315NF100Q
SMD-4P,4.5x4.5mm-20℃~+70℃ 0.55mm 15V 1N 4.5mm 4.5mm 50mA Gull Wing Round Button SPST Surface Mount,Vertical SMD-4P,4.5x4.5mm Tactile Switches ROHSE-SwitchTactile SwitchesFFC2B28-24-G
SMD,P=0.5mm,卧贴-25℃~+85℃ 0.3mm 0.5mm 1mm 24P Copper alloy Double-Sided Contacts, Top and Bottom Entry Gold Hinged Lid Surface Mount, Right Angle SMD,P=0.5mm,卧贴 FFC, FPC (Flat Flexible) Connector Assemblies ROHSGlobal Connector Technology (GCT)FFC, FPC (Flat Flexible) Connector AssembliesJS202011JAQN
SMD-40℃~+85℃ 300mA 5,000 cycles 6V DPDT J-Lead Rectangular Columnar Surface Mount, Right Angle SMD Slide Switches ROHSC&KSlide SwitchesPJC7400_R1_00001
SOT-323MOSFETsPANJIT InternationalS2B-PH-SM4-TB
2A 100V, Pitch 2.0mm, 2 Positions Disconnectable Crimp Style, SMD Male Header, Side EntryJSTUncategorisedSI2305-TP
SOT-23MOSFETsMicro Commercial ComponentsUSB4105-GF-A
SMD-40℃~+85℃ 1 12P 48V 5A Black Female Surface Mount, Right Angle Type-C USB 2.0 SMD USB Connectors ROHSGlobal Connector Technology (GCT)USB Connectors
README
README.mdESP-32 battery-powered ePaper Display
This repository hosts hardware and firmware files for an e-paper display board!
Parts
63| Qty | Value | Footprint | References |
|---|---|---|---|
| 16 | 1uF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3, C4, C6, C7, C8, C10, C12, C13, C14, C15, C16, C17, C18, C19, C21, C23 |
| 6 | 10k | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R3, R7, R10, R11, R12 |
| 4 | NRVB0530T1G | Diode_SMD:D_SOD-123 | D2, D3, D4, D5 |
| 4 | TL3305AF260QG | Project Footprints:SW_TL3305AF260QG | S1, S2, S3, S4 |
| 3 | 10uF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C11, C20, C22 |
| 3 | 4.7uF | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2, C9 |
| 3 | TL3315NF100Q | Project Footprints:SW_TL3315NF100Q | S5, S6, S7 |
| 2 | 5.1k | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2, R6 |
| 2 | DNP | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R8, R9 |
| 1 | clipboard:f5ab7cd3-e798-45b0-a444-57aea068b25c | ||
| 1 | 0.47 | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R13 |
| 1 | 100k | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5 |
| 1 | 105162-0001 | Project Footprints:105162-0001 | J3 |
| 1 | 10uH | Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder | L1 |
| 1 | 1M | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R15 |
| 1 | 2M | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R14 |
| 1 | 470 | Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4 |
| 1 | Conn_01x19 | Connector_PinHeader_2.54mm:PinHeader_1x09_P2.54mm_Horizontal | J5 |
| 1 | DNP | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C5 |
| 1 | ESP32-C3-WROOM-02-H4 | Project Footprints:MODULE_ESP32-C3-WROOM-02-H4 | U3 |
| 1 | FFC2B28-24-G | Project Footprints:GCT_FFC2B28-24-G | J4 |
| 1 | JS202011JAQN | Project Footprints:JS202011JAQN | S8 |
| 1 | LG R971-KN-1 | LED_SMD:LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D1 |
| 1 | MCP73831-2-OT | Package_TO_SOT_SMD:SOT-23-5 | U1 |
| 1 | PJC7400_R1_00001 | Package_TO_SOT_SMD:SOT-323_SC-70_Handsoldering | Q2 |
| 1 | RT9080-33GJ5 | Package_TO_SOT_SMD:SOT-23-5_HandSoldering | U2 |
| 1 | S2B-PH-SM4-TB | Project Footprints:JST_S2B-PH-SM4-TB(LF)(SN) | J1 |
| 1 | SI2305-TP | Package_TO_SOT_SMD:SOT-23 | Q1 |
| 1 | USB4105-GF-A | Project Footprints:GCT_USB4105-GF-A | J2 |
Questions
How big is the E e paper PCB?
It measures 58.4 × 35.6 mm and has 4 copper layers, 4.69 mm thick.
What parts does the E e paper use?
63 parts, built around the ESP32-C3-WROOM-02-H4, RT9080-33GJ5, TL3305AF260QG and TL3315NF100Q. 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 E e paper KiCad files?
From the hamuelbones/e-e-paper repository on GitHub, at the commit this page was made from: the board is hardware/eepaper/eepaper.kicad_pcb and its schematic hardware/eepaper/eepaper.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the E e paper design in my own project?
Its repository states no licence, so its author keeps all rights: ask hamuelbones before reusing the design.
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