MPBCH32M030DS0 power board A
About the MPBCH32M030DS0 power board A
MPBCH32M030DS0 power board A is an open source PCB design by ghostinkoma, published on GitHub under the Custom license license. It is a 2-layer board measuring 22.9 × 74.9 mm, with 68 components from 28 distinct parts.
Other key parts include the 78L05 (SOT-89, Vin ≤30V) and TI LM74700QDBVRQ1. By type, the board carries 30 resistors, 17 capacitors, 10 transistors, 4 connectors, 3 ICs and 2 fuses.
From the project
WCH CH32M030C8U7 (QFN48) の DIP-42 MCU モジュール (ブレッドボード対応) と、差し替え式の パワー段子基板 (MOSFET ×8) の 2 枚構成です。 次のモータを駆動します。 USB-C から ESP32-C3 / Arduino のように書き込めて、USB-PD 充電器 (9〜15V) だけでもモーターを回せます。 内蔵の電流源・USB-PD・OPA/CMP を使い切る設計です (内蔵機能の活用検討)。
WCH CH32M030C8U7 (QFN48) の DIP-42 MCU モジュール (ブレッドボード対応) と、差し替え式の パワー段子基板 (MOSFET ×8) の 2 枚構成です。 次のモータを駆動します。 USB-C から ESP32-C3 / Arduino のように書き込めて、USB-PD 充電器 (9〜15V) だけでもモーターを回せます。 内蔵の電流源・USB-PD・OPA/CMP を使い切る設計です (内蔵機能の活用検討)。
- MCU モジュール (22.86 × 53.34mm = 2.54mm ピッチで 9 × 21 マス, 2 層): - 左右の端に 1x21 ピンヘッダ ×2 (列間 17.78mm = 0.7in, Raspberry Pi Pico と同じ)。ブレッドボード (82 × 52mm 等) にそのまま挿せます。 - ピンヘッダは表・裏どちらからでも挿せます (上向き = ブレッドボードやソケットに挿す、下向き = ジャンパワイヤで使う等)。 信号名は裏面シルクに印字しています。 - USB-C は上端。RESET / USER・BOOT ボタン、センシング選択ジャンパ、LED (電源 ×3・状態・ゲート ON ×8) はすべてモジュール上面です。 - 電圧に依存する部品 (TVS・VBUS 分圧・バルク容量・相電圧分圧)…
Main components on the MPBCH32M030DS0 power board A
MPBCH32M030DS0 power board A bill of materials (BOM)
68 components, 28 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 78L05 (SOT-89, Vin ≤30V) 78L05 | SOT-89-3 | U2 |
| 2 | TI LM74700QDBVRQ1 LM74700-Q1 | SOT-23-6 | U4, U5 |
| 8 | Toshiba TPN1R603PL,L1Q (30V 1.6mΩ Qg 41nC) TPN1R603PL | Vishay_PowerPAK_1212-8_Single | Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8 |
| 1 | Toshiba TPN2R304PL,L1Q (40V 2.3mΩ, 理想ダイオード) TPN2R304PL | Vishay_PowerPAK_1212-8_Single | Q9 |
| 1 | Toshiba TPN1R603PL,L1Q (USB 側 理想ダイオード) TPN1R603PL | Vishay_PowerPAK_1212-8_Single | Q10 |
| 1 | 2.54mm 1x21 ピンソケット (標準 8.5mm 高) SOCK_L | PinSocket_1x21_P2.54mm_Vertical | J1 |
| 1 | 2.54mm 1x21 ピンソケット (標準 8.5mm 高) SOCK_R | PinSocket_1x21_P2.54mm_Vertical | J2 |
| 1 | 2.54mm 2x6 ピンヘッダ (1-6 = VIN, 7-12 = GND, 各 6 本並列) PWR_IN | PinHeader_2x06_P2.54mm_Vertical | J3 |
| 1 | 2.54mm 2x8 ピンヘッダ (各出力 4 本並列) MOTOR | PinHeader_2x08_P2.54mm_Vertical | J4 |
| 1 | Littelfuse 0451007.MRL (NANO2 2410, 7A 速断) 7A | Fuse_Littelfuse_NANO2_2410 | F1 |
| 1 | 1812 5A 速断ヒューズ (例: Bourns SF-1812F500) 5A | Fuse_1812_4532Metric | F3 |
| 1 | NTC 10kΩ B3435 1005 (例: Murata NCP15XH103F03RC) — MOSFET 近傍 10k B3435 | R_0402_1005Metric | TH1 |
| 1 | SMBJ16A (Vwm 16V) SMBJ16A | D_SMB | D1 |
| 1 | Murata GRM31CR61H106KA12L (X5R 1206) 10uF/50V | C_1206_3216Metric | C1 |
| 1 | Murata GRM188R61H105KAALD (X5R 1608) 1uF/50V | C_0603_1608Metric | C3 |
| 1 | Murata GRM155R61E105KA12D (X5R 1005) 1uF/25V | C_0402_1005Metric | C4 |
| 6 | Murata GRM155R71H104KE14D (X7R 1005) 0.1uF/50V | C_0402_1005Metric | C5, C6, C30, C40, C50, C60 |
| 1 | Panasonic EEE-FK1E151P (8x6.2mm) 150uF/25V | CP_Elec_8x6.2 | C7 |
| 4 | Murata GRM219R61E106KA12D (X5R 0805, 厚さ 0.85mm) 10uF/25V | C_0805_2012Metric | C31, C41, C51, C61 |
| 3 | Murata GRM155R71H102KA01D (X7R 1005) 1nF/50V | C_0402_1005Metric | C71, C72, C73 |
Show 8 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 100K 100k | R_0402_1005Metric | R6 |
| 1 | 110k 1% | R_0402_1005Metric | R11 |
| 1 | 10k 1% | R_0402_1005Metric | R12 |
| 8 | 47R | R_0805_2012Metric | R30, R32, R40, R42, R50, R52, R60, R62 |
| 8 | 20K 20k | R_0402_1005Metric | R31, R33, R41, R43, R51, R53, R61, R63 |
| 5 | 1206 0.5W (例: Yageo PE1206FRF7W0R01L) 10mR 1% 0.5W | R_1206_3216Metric | R34, R44, R54, R64, R70 |
| 3 | 20k 1% | R_0402_1005Metric | R71, R74, R77 |
| 3 | 3k 1% | R_0402_1005Metric | R72, R75, R78 |
MPBCH32M030DS0 power board A design files
The KiCad project lives in the ghostinkoma/mPBCH32M030DS0 repository on GitHub; these links point at the commit this page was built from.
MPBCH32M030DS0 power board A: common questions
How big is the MPBCH32M030DS0 power board A?
The MPBCH32M030DS0 power board A measures 22.9 × 74.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the MPBCH32M030DS0 power board A?
68 components, from 28 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 MPBCH32M030DS0 power board A design files?
From the ghostinkoma/mPBCH32M030DS0 repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the MPBCH32M030DS0 power board A design in my own project?
It is published under Custom license, which limits how it may be reused; read the license before building on it.
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