Bill of Materials for ESP32-DevKit-Lipo Rev. B
Bill of materials for the Olimex ESP32-DevKit-Lipo Rev. B development board, featuring ESP32-WROOM-32D, battery management, and USB-UART circuitry.
Overview
A detailed Bill of Materials (BOM) for the Olimex ESP32-DevKit-Lipo Rev. B hardware design. The document lists core components including the Espressif ESP32-WROOM-32D module, WCH CH340T USB-to-serial converter, and power management ICs such as the Shanghai Belling BL4054B Li-Ion charger and Silergy SY8089AAAC step-down regulator. It provides specific component values, package types (0402, 0603, SOT-23), and designators for assembly.
Use Cases
- Hardware assembly and manufacturing of the ESP32-DevKit-Lipo Rev. B board
- Component sourcing and procurement for ESP32-based battery-powered designs
- Troubleshooting and repair of the Olimex development board
- Reference for power management and USB-UART circuit implementation
Topics
Referenced Parts
1N5819S4
Diotec Semiconductor
1N5819S4/SOD123 SOD-123 D1,D2,D4,D5
BAT54C
Nexperia
BAT54C(SOT23-3) SOT23-3 D3
BL4054B-42TPRN
Shanghai Belling
BL4054B-42TPRN(SOT23-5) SOT-23-5 U1
SY8089AAAC
Silergy
SY8089AAAC(SOT23-5) SOT-23-5 U3
CH340T
WCH
CH340T(SSOP20W) SSOP-20W U2
WPM2015-3/TR
Will Semiconductor
WPM2015-3/TR SOT23 FET1
MISB-SWMM-5B-LF
HRO
MISB-SWMM-5B-LF(USB_MICRO) MISB-SWMM-5B_LF USB-UART1
DW02S
Dowin
DW02S DW02S BAT1
| NR3015T2R2M | Taiyo Yuden | CD32(NR3015T2R2M) |
| ESP32-WROOM-32D | Espressif Systems | ESP32-WROOM-32D-4MB ESP32-MODULE_Universal U5 |
| IT-1185AU2-160G-G-TR | HRO | IT-1185AU2-160G-G-TR IT1185AU2 RST1 |
| BC817-40 | Nexperia | BC817-40(SOT23) SOT23 Q2,Q3 |
| 1N5819S4 | Diotec Semiconductor | 1N5819S4/SOD123 SOD-123 D1,D2,D4,D5 |
| BAT54C | Nexperia | BAT54C(SOT23-3) SOT23-3 D3 |
| BL4054B-42TPRN | Shanghai Belling | BL4054B-42TPRN(SOT23-5) SOT-23-5 U1 |
| SY8089AAAC | Silergy | SY8089AAAC(SOT23-5) SOT-23-5 U3 |
| CH340T | WCH | CH340T(SSOP20W) SSOP-20W U2 |
| WPM2015-3/TR | Will Semiconductor | WPM2015-3/TR SOT23 FET1 |
| MISB-SWMM-5B-LF | HRO | MISB-SWMM-5B-LF(USB_MICRO) MISB-SWMM-5B_LF USB-UART1 |
| DW02S | Dowin | DW02S DW02S BAT1 |