Hospital Bed Controller
About the Hospital Bed Controller PCB
Hospital Bed Controller is an open source ESP32 PCB design by Amaza-Ronald, published on GitHub. It is a 4-layer board measuring 109.5 × 105.7 mm, with 106 components from 33 distinct parts.
Its main chip is the ESP32-S3-WROOM-1U-N16R8, from the ESP32 family. Other key parts include the SN74HC244PWR, BTS7960B, USBLC6-2P6, TPS2113APW and LM1117-3.3. By type, the board carries 43 resistors, 33 capacitors, 15 ICs, 8 connectors, 3 crystals and 3 diodes.
Main components on the Hospital Bed Controller
Hospital Bed Controller bill of materials (BOM)
106 components, 33 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | SN74HC244PWR | SOP65P640X120-20N | U1, U7 |
| 1 | ~ | XL1509 DC-DC Step Down Buck Power Supply Module | U2 |
| 8 | BTS7960B | DPAK127P1490X440-8N | U3, U4, U5, U6, U10, U11, U12, U13 |
| 1 | USBLC6-2P6 | SOT-666 | U8 |
| 1 | TPS2113APW | SOP65P640X120-8N | U9 |
| 1 | LM1117-3.3 | SOT230 | U14 |
| 1 | ESP32-S3-WROOM-1U-N16R8 | XCVR_ESP32-S3-WROOM-1U-N16R8 | U15 |
| 2 | BK-6002 | BAT_BK-6002 | X1, X2 |
| 1 | ABS07-32.768KHZ-T | XTAL_ABS07-32.768KHZ-T | Y1 |
| 1 | Barrel_Jack_MountingPin | BarrelJack_GCT_DCJ200-10-A_Horizontal | J1 |
| 4 | 1757242 | CONN_395224002_MOL | J2, J3, J5, J6 |
| 1 | USB_C_Receptacle_USB2.0_16P | USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | J4 |
| 1 | 1718560004 Nurse_remote | CONN04_1718560004_MOL | J7 |
| 1 | 1718560004 Patient_remote | CONN04_1718560004_MOL | J8 |
| 1 | SW_Push | SW_SPST_FSMSM | SW1 |
| 1 | SMBJ33A-13-F | DIOM5336X250N | D1 |
| 1 | LED | LED_D3.0mm | D2 |
| 1 | LED | LED_1206_3216Metric | D3 |
| 1 | 2200uF | CP_Radial_D16.0mm_P7.50mm | C1 |
| 18 | 100pF | C_0603_1608Metric | C2, C4, C5, C6, C7, C10, C11, C12 +10 |
Show 13 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | MAJCU168BB7104KTEA01 1uF | C_0603_1608Metric | C3, C16, C21 |
| 1 | 470uF | CP_Elec_10x10.5 | C8 |
| 5 | MAJCU168BB7104KTEA01 0.1uF | C_0603_1608Metric | C9, C14, C27, C30, C31 |
| 1 | 06036C475KAT2A 4.7uF | C_0603_1608Metric | C22 |
| 2 | 16V/10uF | CP_Elec_4x5.4 | C28, C29 |
| 2 | 22pF | C_0603_1608Metric | C32, C33 |
| 34 | 1K | R_0603_1608Metric | R1, R2, R3, R4, R5, R6, R7, R8 +26 |
| 2 | 5.1K | R_0603_1608Metric | R17, R18 |
| 2 | 100K | R_0603_1608Metric | R20, R38 |
| 1 | 20K | R_0603_1608Metric | R37 |
| 2 | 4.7K | R_0603_1608Metric | R39, R40 |
| 1 | 10K | R_0603_1608Metric | R42 |
| 1 | 2.2K | R_0603_1608Metric | R43 |
Hospital Bed Controller design files
The KiCad project lives in the Amaza-Ronald/KiCAD-projects- repository on GitHub; these links point at the commit this page was built from.
Hospital Bed Controller: common questions
What microcontroller does the Hospital Bed Controller use?
The Hospital Bed Controller is built around the ESP32-S3-WROOM-1U-N16R8, from the ESP32 family.
How big is the Hospital Bed Controller PCB?
The Hospital Bed Controller measures 109.5 × 105.7 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Hospital Bed Controller?
106 components, from 33 distinct parts. The full bill of materials is listed on this page.
Where can I download the Hospital Bed Controller design files?
From the Amaza-Ronald/KiCAD-projects- repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Hospital Bed Controller design in my own project?
The repository has no license, so all rights stay with Amaza-Ronald. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Hospital Bed Controller without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
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