one watt led bulb with driver

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manish63

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Dear Sir
I am looking for one watt led bulb with driver to be used in 9BA lamp holder casing if any body can help me with the design & schematic will be highly appreciated
Awaiting for earlier reply
Thanking You
Manish
my e mail id is manish63@gmail.com
 
1 watt ld bulb with driver

Ubergeek63 said:
HV9910, Luxeon Rebel, and optics.
Click to expand...

Dear Ubergeek
Thank you for your e mail & telling about the ic but do you have the schematic for the same i have to use it in the 4BA 9S lamp holder & the voltage it has to run is at 3.00 volt dc
Thanks
Manish
 
manish63 said:
Dear Ubergeek
Thank you for your e mail & telling about the ic but do you have the schematic for the same i have to use it in the 4BA 9S lamp holder & the voltage it has to run is at 3.00 volt dc
Thanks
Manish
Click to expand...

A flashlight? The HV9910 is meant for running right off the mains down to 8V I think.

It sounds like you are talking about a flashlight of two cells that would need to put 3.4V from a source of 1.8-4V. That requires a much different circuit. Most of those run flyback to the LED.

https://www.linear.com/pc/downloadDocument.do?navId=H0,C1,C1003,C1094,P10995,D7879

Dan
 
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