RyanShalini SmartPDM

LHRIC·Monorepo-26-27·00-09_Projects/00_PowerManagement/00.00_SmartPDM/hardware/v3.7_2026/PDM v3.7.kicad_pcb

About the RyanShalini SmartPDM PCB

RyanShalini SmartPDM is an open source STM32 PCB design by LHRIC, published on GitHub. It is a 4-layer board measuring 149.7 × 158.4 mm, with 235 components from 62 distinct parts.

Its main chip is the C131990, from the STM32 family. Other key parts include the C3684263, STLINK-V3MODS, C3200405, C12084 and CD4043B. By type, the board carries 78 resistors, 53 capacitors, 37 diodes, 24 ICs, 18 transistors and 10 connectors.

From the project

Monorepo for the 26-27 Season

This is the Monorepo containing all of the code for the LHRIC 26/27 season. Documentation is hosted at a GitHub pages site for this repository. If you're looking for a broad overview of projects look in the confluence and if you're looking for specific details about implementations, look at the GitHub pages docs.

Check the documentation website for more info.

Main components on the RyanShalini SmartPDM

C3684263 STLINK-V3MODS C131990 C3200405 C12084 CD4043B 4081 C75832 C28730

RyanShalini SmartPDM bill of materials (BOM)

235 components, 62 distinct parts — part numbers from the project's BOM.

Qty	Part	Footprint	Refs
10	C3684263 TMCS1108A3UQDR	SOIC-8_3.9x4.9mm_P1.27mm	U1, U7, U10, U11, U12, U13, U16, U19 +2
1	STLINK-V3MODS	MODULE_STLINK-V3MODS	U2
1	C131990 LM340MP-5.0/NOPB	SOT-223-3_TabPin2	U3
2	C3200405 TPS62933	SOT-583	U4, U23
2	C12084 SN65HVD230	SOIC-8_3.9x4.9mm_P1.27mm	U5, U22
1	~	Teensy 4.1	U6
2	CD4043B	SOIC-16_3.9x9.9mm_P1.27mm	U8, U17
2	4081	TSSOP-14_4.4x5mm_P0.65mm	U9, U21
2	C75832 TS3704	TSSOP-14_4.4x5mm_P0.65mm	U14, U18
1	C28730 STM32F407VETx	LQFP-100_14x14mm_P0.5mm	U15
8	C48586476 SiS443DN	Vishay_PowerPAK_1212-8_Single	Q1, Q2, Q7, Q8, Q9, Q13, Q14, Q15
10	C6226911 MMFTN620KDW-AQ	SOT-363_SC-70-6	Q3, Q4, Q5, Q6, Q10, Q11, Q12, Q16 +2
1	16MHz	Crystal_SMD_3225-4Pin_3.2x2.5mm	Y1
1	Conn_01x02	AMASS_XT30U-F_1x02_P5.0mm_Vertical	J1
2	Conn_01x03_Pin	PinHeader_1x03_P2.54mm_Vertical	J4, J15
3	Conn_01x02_Pin	PinHeader_1x02_P2.54mm_Vertical	J5, J6, J16
1	Conn_02x03_Odd_Even	Molex_Micro-Fit_3.0_43045-0612_2x03_P3.00mm_Vertical	J13
1	Conn_02x04_Odd_Even	SAMTEC-SFM-104-02-X-D-A	J14
1	Conn_02x17_Counter_Clockwise	TE_6437288-1	J17
1	Conn_02x17_Counter_Clockwise	TE_6437288-2	J18

Show 42 more

Qty	Part	Footprint	Refs
1	C5467493 0806030.wr	806Series_Fuse	F1
2	C2602078 750mA	Fuse_1206_3216Metric	F2, F3
1	C70071 3v3 Fuse	Fuse_1206_3216Metric	F4
2	SurLok	SurLok_5.7	H3, H4
2	Jumper_2_Open	SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm	JP1, JP2
3	C3153804 Thermistor_NTC	R_0402_1005Metric	TH1, TH2, TH3
10	C3758469 D_Schottky	D_SOD-523	D1, D25, D26, D27, D28, D29, D30, D31 +2
3	D	D_PowerDI-123	D2, D36, D37
8	Amber	LED_0603_1608Metric	D3, D5, D7, D10, D13, D15, D18, D20
8	GREEN	LED_0603_1608Metric	D4, D6, D8, D9, D14, D16, D17, D19
4	RED	LED_0603_1608Metric	D11, D21, D22, D23
2	C6952426 D_TVS_Dual_AAC	SOT-23	D12, D33
1	C88377 33.2v	D_SMB	D24
1	C460914 D_Zener	D_SOD-123	D35
1	100 @ 100MHz	C_0402_1005Metric	FB1
1	C445489 5.6uH	HCMA1305-5R6-R	L1
1	C1329517 4.7uH	SRU8043-4R7Y	L2
4	C1591 .1uF	C_0603_1608Metric	C1, C36, C43, C45
20	C1591 0.1uF	C_0603_1608Metric	C2, C6, C8, C11, C12, C13, C14, C15 +12
1	C1591 0.22uF	C_0603_1608Metric	C3
7	C3909963 22uF	C_0805_2012Metric	C4, C10, C34, C35, C38, C39, C41
1	C730416 47uF	C_0603_1608Metric	C5
2	C21117 33nF	C_0603_1608Metric	C7, C37
2	C1713 10uF	C_0805_2012Metric	C9, C31
1	C5673 1uF	C_0603_1608Metric	C17
2	C167425 12pF	C_0402_1005Metric	C19, C22
2	C71000 2.2uF	C_0603_1608Metric	C30, C32
2	C1779 4.7uF	C_0805_2012Metric	C40, C42
1	C_Small	C_0805_2012Metric	C44
8	0.1uF	C_0603_1608Metric	C46, C47, C48, C49, C50, C51, C52, C53
1	C2479414 3.9k	R_0603_1608Metric	R1
1	C2484672 16k	R_0603_1608Metric	R2
27	C2479067 10k	R_0603_1608Metric	R3, R29, R30, R31, R32, R33, R34, R35 +19
1	C6112657 15k	R_0603_1608Metric	R4
1	C237792 100k	R_0603_1608Metric	R5
19	C2479439 330	R_0603_1608Metric	R6, R8, R9, R10, R11, R12, R13, R14 +11
2	120	R_0603_1608Metric	R7, R73
6	C2484712 1k	R_0603_1608Metric	R18, R23, R69, R72, R74, R75
1	C2479439 570	R_0603_1608Metric	R28
17	R_Small	R_0603_1608Metric	R40, R41, R45, R47, R48, R50, R52, R53 +9
1	C2479616 220	R_0603_1608Metric	R54
1	C2479572 30.9k	R_0603_1608Metric	R76

RyanShalini SmartPDM design files

The KiCad project lives in the LHRIC/Monorepo-26-27 repository on GitHub; these links point at the commit this page was built from.

RyanShalini SmartPDM: common questions

What microcontroller does the RyanShalini SmartPDM use?

The RyanShalini SmartPDM is built around the C131990, from the STM32 family.

How big is the RyanShalini SmartPDM PCB?

The RyanShalini SmartPDM measures 149.7 × 158.4 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the RyanShalini SmartPDM?

235 components, from 62 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the RyanShalini SmartPDM design files?

From the LHRIC/Monorepo-26-27 repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.