[NTLK] Reduce to 3.3V module

[Mark Kuberski]

Hi Artur,

I have this one,
https://www.amazon.ca/gp/product/B01FDD3AYQ/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1 <https://www.amazon.ca/gp/product/B01FDD3AYQ/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1>
Installed and ready,

Can I just buy this one to step I down?
https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone-p-1310406.html?rmmds=search&ID=510352&cur_warehouse=CN <https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone-p-1310406.html?rmmds=search&ID=510352&cur_warehouse=CN>
OR do I need this one?
https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone-p-1310406.html?rmmds=search&ID=49553&cur_warehouse=CN <https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone-p-1310406.html?rmmds=search&ID=49553&cur_warehouse=CN>
(Coz this one is out of stock and even Alibaba doesn’t have it, which usually means China would need to start making it again, and that’s anyone’s guess)

I did find this on Alibaba, so maybe this is the only place to get it:
https://www.aliexpress.com/item/33009759221.html?spm=a2g0o.productlist.0.0.57e8c755SBxqHX&algo_pvid=ff0f1c6d-9fb1-43cb-8174-c1de4114f98d&algo_expid=ff0f1c6d-9fb1-43cb-8174-c1de4114f98d-29&btsid=0ab6d67915957873311626578e5dbc&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ <https://www.aliexpress.com/item/33009759221.html?spm=a2g0o.productlist.0.0.57e8c755SBxqHX&algo_pvid=ff0f1c6d-9fb1-43cb-8174-c1de4114f98d&algo_expid=ff0f1c6d-9fb1-43cb-8174-c1de4114f98d-29&btsid=0ab6d67915957873311626578e5dbc&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_>


Thanks
Mark


>Hello Mark,
>
>The module you ordered is a third „stage” of power supply.
>
>First you have about 3V from 2 AA cells.
>Second you need to boost it up to 5V
>Third you need to reduce it to 3,3V and this is a role of module you ordered.
>
>Or…
>
>https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone <https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone>
.p-1310406.html?rmmds=search&ID=49553&cur_warehouse=CN <https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone-p-1310406.html?rmmds=search&ID=49553&cur_warehouse=CN> <https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V- <https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V->
.DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone-p-1310406.html?rmmds=search&ID=49553&cur_warehouse=CN <https://www.banggood.com/Lantianrc-0_9V-5V-To-5V-0_8-3_3V-To-3_3V-DC-DC-Boost-Power-Module-Board-For-RC-FPV-Racing-Drone-p-1310406.html?rmmds=search&ID=49553&cur_warehouse=CN>>
>
>…you can buy this one. One 5V version and one 3,3V and it will solve whole power supply for this project.
>Connect both directly to AA cells and done :)
>
>Best regards
>
>Artur