USB-PD-Trigger-Board
krishna-swaroop·USB-PD-Trigger-Board
About the USB-PD-Trigger-Board
USB-PD-Trigger-Board is an open source PCB design by krishna-swaroop, published on GitHub under the MIT license. It is a 2-layer board measuring 38 × 29.9 mm, with 36 components from 18 distinct parts.
Other key parts include the CYPD3177-24LQXQT. By type, the board carries 19 resistors, 8 capacitors, 3 transistors, 3 diodes, 2 connectors and 1 IC.
It belongs with the power & battery designs in this gallery.
From the project
USB Power Delivery Sink Board based on CYPD3177
This repository hosts the KiCAD hardware design, documentation, and manufacturing outputs for the USB-PD-Trigger-Board. This board is designed to negotiate high voltage power from USB-PD sources.

Main components on the USB-PD-Trigger-Board
USB-PD-Trigger-Board bill of materials (BOM)
36 components, 18 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | CYPD3177-24LQXQT CYPD3177-24LQ Infineon Technologies | QFN-24-1EP_4x4mm_P0.5mm_EP2.75x2.75mm | U1 |
| 1 | IRF9358TRPBF Infineon Technologies | IRF9358TRPBFSOIC127P600X175-8N | Q1 |
| 1 | NDS7002A 2N7002 onsemi | SOT-23 | Q2 |
| 1 | BSL308PE Infineon Technologies | BSL308PE-SOT95P250X110-6N | Q3 |
| 1 | USB4056-03-A USB4056-03-A_REVA2 GCT | USB4056-03-A | J1 |
| 1 | 796638-2 Right Angle Through Hole" | 796638-2 | J2 |
| 1 | MMSZ10T1G onsemi | D_SOD-123 | D1 |
| 2 | SML-D12U1WT86 LED_R Rohm Semiconductor | D_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D2, D3 |
| 2 | CL32B106KBJNNNE 10uF_50V_1210 Samsung Electro-Mechanics | C_1210_3225Metric_Pad1.33x2.70mm_HandSolder | C1, C8 |
| 4 | CL21B105KBFNNNE 1uF_50V_0805 Samsung Electro-Mechanics | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C2, C3, C6, C7 |
| 2 | C0603C104K5RACTU 0.1uF_50V_0603 KEMET | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C4, C5 |
| 8 | RC0603FR-075K1L 5.1k_0.1W_0603 YAGEO | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1, R2, R3, R6, R7, R8, R13, R14 |
| 1 | RC0603FR-0710KL 10k_0.1W_0603 YAGEO | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R4 |
| 2 | RC0603JR-072K4L 2.4k_0.1W_0603 YAGEO | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R5, R12 |
| 3 | RC0603FR-071KL 1k_0.1W_0603 YAGEO | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R9, R15, R17 |
| 3 | RC0603FR-0749K9L 49.9k_0.1W_0603 YAGEO | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R10, R16, R18 |
| 1 | RT0603BRE075KL 5k_0.1W_0603 YAGEO | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R11 |
| 1 | RC0603FR-07150RL 150R_0.1W_0603 YAGEO | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R19 |
USB-PD-Trigger-Board design files
The KiCad project lives in the krishna-swaroop/USB-PD-Trigger-Board repository on GitHub; these links point at the commit this page was built from.
USB-PD-Trigger-Board: common questions
How big is the USB-PD-Trigger-Board?
The USB-PD-Trigger-Board measures 38 × 29.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the USB-PD-Trigger-Board?
36 components, from 18 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 USB-PD-Trigger-Board design files?
From the krishna-swaroop/USB-PD-Trigger-Board 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 USB-PD-Trigger-Board design in my own project?
Yes, under the terms of its MIT license, which krishna-swaroop chose for the repository.
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