one watt led bulb with driver

[manish63]

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

 

[Ubergeek63]

HV9910, Luxeon Rebel, and optics.

 

[colin55]

What supply voltage?

 

[manish63]

1 watt ld bulb with driver

HV9910, Luxeon Rebel, and optics.

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]

1 watt led bulb with driver

What supply voltage?

Dear Colin
Thank You for your email the voltage i have to run is from 3.00 volt dc it has to be used in the place of 4BA 9S lamp holder
Thanks
Manish

 

[Ubergeek63]

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

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

 

[colin55]

xxx is the operating voltage of the 1w LED

what is the voltage of the supply?