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Switching Driver for Diving Flashlight DV-S9 Led Open Source Hardware.

4 minuto(s) de lectura

This post explains the design of an adjustable switching regulator driver for DV-S9 diving flashlight, supporting current up to 1 A and input voltage between 3V and 4.2V, along with low standby current. The driver achieves up to 85% efficiency at maximum current. This design is open source hardware with design documents stored on Github.

Linear driver for diving flashlight DV-S9 Led Open Source Hardware.

5 minuto(s) de lectura

This post explain the design of a variable linear driver for the DV-S9 diving flashlight, the driver is capable of handling currents of up to 3 A the input voltage range is between 3V and 4.2V, and has low standby current. The driver achieves an efficiency of between 90% and 70% at maximum current. This design is open source hardware, with the design documents stored on Github.