PRIYADHARSHINI
- Feb 6, 2014
- 137
- Joined
- Feb 6, 2014
- Messages
- 137
Hi,
I have 12V ,1.5W hand held solar power panel small cell charger.I would like to make LED emergency light with Battery backup.My doubts are
1.How can i choose the rechargeable battery for my application.?
2.How do i choose the LED combination(series or parallel)?
3.How do i calculate the current limiting resistor values if the series or parallel combinations choosed?
Pls suggest me the circuit ideas.
Thanks in advance
I have 12V ,1.5W hand held solar power panel small cell charger.I would like to make LED emergency light with Battery backup.My doubts are
1.How can i choose the rechargeable battery for my application.?
2.How do i choose the LED combination(series or parallel)?
3.How do i calculate the current limiting resistor values if the series or parallel combinations choosed?
Pls suggest me the circuit ideas.
Thanks in advance