Butterfly.v01a
4 layer board of 0.71 x 1.41 inches (17.9 x 35.7 mm)
Uploaded:
October 29, 2016
Shared:
October 29, 2016
Total Price:
$9.90
Low-cost Dragonfly-lite breakout board prototype using the STM32L433CCU6 80 MHz ARM Cortex M4F 48-pin QFN package. Replaced single led with rgb led, moved 3 x 2 connector to be compatible with Dragonfly shields, added ferrite bead on VDDA.
Low-cost Dragonfly-lite breakout board prototype using the STM32L433CCU6 80 MHz ARM Cortex M4F 48-pin QFN package. Replaced single led with rgb led, moved 3 x 2 connector to be compatible with Dragonfly shields, added ferrite bead on VDDA.
Ladybug.v01
4 layer board of 0.61 x 1.11 inches (15.4 x 28.1 mm)
Uploaded:
October 28, 2016
Shared:
October 28, 2016
Total Price:
$6.60
Basic STM32L432 80 MHz ARM Cortex M4F 32-pin QFN package breakout board prototype, 33% smaller than the Dragonfly pcb.
Basic STM32L432 80 MHz ARM Cortex M4F 32-pin QFN package breakout board prototype, 33% smaller than the Dragonfly pcb.
Solarcharger.v01a
2 layer board of 0.51 x 0.51 inches (12.8 x 12.8 mm)
Uploaded:
October 10, 2016
Shared:
October 10, 2016
Total Price:
$1.25
Test board using TI’s BQ25504 DC/DC boost converter to charge a 1S LiPo battery using a small solar cell, with connection to also power a system load. Broke out Vstor (Vsys) and Battery OK.
Test board using TI’s BQ25504 DC/DC boost converter to charge a 1S LiPo battery using a small solar cell, with connection to also power a system load. Broke out Vstor (Vsys) and Battery OK.
Solarcharger.v01
2 layer board of 0.51 x 0.51 inches (12.8 x 12.8 mm)
Uploaded:
October 10, 2016
Shared:
October 10, 2016
Total Price:
$1.25
Test board using TI's BQ25504 DC/DC boost converter to charge a 1S LiPo battery using a small solar cell, with connection to also power a system load.
Test board using TI's BQ25504 DC/DC boost converter to charge a 1S LiPo battery using a small solar cell, with connection to also power a system load.
