-4
\$\begingroup\$

I have 3.7 V samsung 2A43(ICR18650) battery cell extracted fromm laptop battery.. I want to run trimmer machine motter which is 1.7 volt and 5 watt ..

what would i need

\$\endgroup\$
  • 2
    \$\begingroup\$ This ain't a "gimme design" service. \$\endgroup\$ – PlasmaHH May 17 '17 at 14:09
  • 2
    \$\begingroup\$ I'm voting to close this question as off-topic because of zero effort. \$\endgroup\$ – R Drast May 17 '17 at 14:11
  • \$\begingroup\$ 38Ah pack better have OCP on each cell, judging by spelling of mah, you made a misteak;) \$\endgroup\$ – Tony Stewart Sunnyskyguy EE75 May 17 '17 at 14:18
  • \$\begingroup\$ Yes I would kindly hlep you out, but I just don't know what "hlep" means. \$\endgroup\$ – Oskar Skog May 17 '17 at 14:24
  • \$\begingroup\$ I have 3.7 V samsung 2A43(ICR18650) battery cell extracted fromm laptop battery.. I want to run trimmer machine motter which is 1.7 volt and 5 watt .. what would i need \$\endgroup\$ – Nabeel Mughal May 17 '17 at 14:55
0
\$\begingroup\$

What type of chemistry do you have? Also are you sure it is 38000 mAH or is it 3800mAH ?

To step down from 3.7V you will need a step down voltage regulator. You will have to check the battery specs to see if it is capable of continuously supplying 2 to 3A.

Aby.

| improve this answer | |
\$\endgroup\$

Not the answer you're looking for? Browse other questions tagged or ask your own question.