TFSBEC01
ThunderFly-aerospace·TFSBEC01·hw/sch_pcb/TFSBEC01.kicad_pcb
About the TFSBEC01 PCB
TFSBEC01 is an open source PCB design by ThunderFly-aerospace, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 45 × 30 mm, with 38 components from 25 distinct parts.
Other key parts include the ACS781LLRTR-050U-T, MIC5504-3.3YM5 and LMR14050. By type, the board carries 19 capacitors, 7 resistors, 4 connectors, 4 diodes, 3 ICs and 1 inductor.
It belongs with the robotics & motion and power & battery designs in this gallery.
From the project
High efficient switching power supply for UAV actuators.
Many devices in unmanned vehicles require a quality power supply, and it is very useful to know the actual and real consumption of these components. Our TFSBEC module is designed to provide power to servos, autopilot (flight controller), and other medium-power drone accessories. In case the user needs more current or two independent sources on his drone, for example, a separate source for avionics and power-consuming elements (actuators), it is possible to chain these modules.

Main components on the TFSBEC01
TFSBEC01 bill of materials (BOM)
38 components, 25 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ACS781LLRTR-050U-T | Allegro_PSOF-7_4.8x6.4mm_P1.60mm | U1 |
| 1 | MIC5504-3.3YM5 | SOT-23-5 | U2 |
| 1 | LMR14050 | SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm_ThermalVias | U3 |
| 1 | 213226-0611 | Molex_CLIK-Mate_505405-0670_1x06-1MP_P1.50mm_Vertical | J1 |
| 1 | SM06B-GHS-TB | JST_GH_SM06B-GHS-TB_1x06-1MP_P1.25mm_Horizontal | J2 |
| 1 | XT30PW-M | AMASS_XT30PW-M_1x02_P2.50mm_Horizontal | J18 |
| 1 | XT30PW-F | AMASS_XT30PW-F_1x02_P2.50mm_Horizontal | J19 |
| 1 | LED GREEN | LED_1206 | D1 |
| 2 | BZX585-B5V6.115 | D_SOD-523 | D2, D4 |
| 1 | PDS760-13 | D_PowerDI-5 | D3 |
| 1 | HCI1050-5R5 | L_Wuerth_HCI-1050 | L1 |
| 8 | 10uF/50V | R_1206_3216Metric | C1, C2, C6, C7, C8, C9, C10, C11 |
| 1 | 10uF | SMD-0805 | C3 |
| 3 | 100nF | SMD-0805 | C4, C5, C15 |
| 1 | 100nF/50V | SMD-0805 | C12 |
| 2 | 1uF | SMD-0805 | C13, C16 |
| 1 | 22nF | SMD-0805 | C14 |
| 2 | 100uF/6V3 | R_1206_3216Metric | C17, C18 |
| 1 | ? | SMD-0805 | C19 |
| 1 | 180R | SMD-0805 | R1 |
Show 5 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 59kR | SMD-0805 | R2 |
| 1 | 13k7 | SMD-0805 | R3 |
| 1 | 1k5 | SMD-0805 | R4 |
| 2 | R | SMD-0805 | R5, R6 |
| 1 | ? | SMD-0805 | R7 |
TFSBEC01 design files
The KiCad project lives in the ThunderFly-aerospace/TFSBEC01 repository on GitHub; these links point at the commit this page was built from.
- Layouthw/sch_pcb/TFSBEC01.kicad_pcb
- Schematichw/sch_pcb/TFSBEC01.kicad_sch
TFSBEC01: common questions
How big is the TFSBEC01 PCB?
The TFSBEC01 measures 45 × 30 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the TFSBEC01?
38 components, from 25 distinct parts. The full bill of materials is listed on this page.
Where can I download the TFSBEC01 design files?
From the ThunderFly-aerospace/TFSBEC01 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the TFSBEC01 design in my own project?
Yes, under the terms of its GPL-3.0 license, which ThunderFly-aerospace chose for the repository.
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