DB 917 Question

MorpheusT1

Flashlight Enthusiast
Joined
Mar 24, 2005
Messages
2,832
Location
Norway
Hi there,


I have a couple of questions regarding the DB917:

I got his from the sandwich shoppe:

Quote:
Rev.3 has components on only one side.
Downboy 917mA Constant Current Buck/Boost Converter Board Uses all SMT components to step up and voltage regulate the output. Up to 85+% efficiency. Will operate with voltages ~3V-16V.

Will operate in DD mode when Vin is less than Vout (Vf).


Does this mean that i can use one cell with the DB917 providing that the led can handle DD when the Battery Voltage goes under Vf of the led.
Let say i use a TWOJ,will it handle the DD?
And will the 2-stage switch function properly.


:wave:
Thanks,
Benny
 
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