eBay

100%  Brand New

Module properties: Non isolated, Buck module 
Rectifier type : Non synchronous rectifier
Input voltage : 7V-35V
Output voltage: 1.25V-30V
Output current: 3A maximum adjustable
(If use the power over 10W , please install the heatsink)
Conversion efficiency: 92% ( highest)
Switching frequency: 150KHz
Output ripple :50mV ( maximum )
Load regulation rate:  0.5%
Voltage regulation rate:  2.5%
Working temperature: - 40 ℃ to +85 ℃.
Outside dimension:48 *24 *13mm

 
(red is current, blue is voltage)

Application:
Constant Current LED driver , rechargeable lithium battery ( ferroelectric ) ,  4V , 6V , 12V , 14V , 24V battery charging , rechargeable nickel cadmium  nickel-metal hydride batteries (battery pack ) , solar panels, wind turbines

Package:
1 x LM2596S DC-DC Adjustable Constant Current & Voltage module

 

Payment & Warranty

We only  accept  payments via PayPal.

Warranty & Return:
1.If you are unsatisfied, you can return the item in original   conditions  (New, Never Used), then we give you the refund or   replacement. Please  bear in mind that postage costs are non refundable   and any exchanges  will incur an additional postage charge which lies   with buyer.
2.If the item arrives at your door with apparent damage, please do    contact us and take photo on it, we will replace the damage item.
3.If you can determine that a product is defective before using it, we    may be able to accept it back for exchange or refund. however, you  must   contact us firstly.
4.All the item accept return in 30days.

We know that   sometimes when order problems arise, it can be very  frustrating, we  are  there with you every step of the way to make your  experience more   pleasant. Please feel free to contact us for  solution, when you have   any questions.

Please don't open case directly or give Neutral or Negative   feedback(including low rating feedback) directly, Otherwise you will be   on the blacklist in the future.

Shipping

All items  will  be shipped within 1~2 business day after payment.

Items shipped to United States are via USPS (Economic EMS Chinese Post).

Items shipped to other countries, we offer two shipping methods for you to choose. One is ordinary Air Mail without tracking number (Economy Int'l Shipping), And the other is Registered Air Mail with tracking number (Standard Int'l Shipping). We highly suggest you choose registered mail ,because it can be tracked.

Ship to address provided by 
ebay   if no special notes from buyer .

Delivery Time: Normally, It Takes About 10-20 Business Days to Arrival    for most Countries.
*5-14 days to USA.
*10-25 days to Australia / Canada.
*14-30 days to major cities in Europe .
*4 - 8 weeks to Italy , Brazil ,Russia.

However, it may delay due to industrial strike   action, severe weather,  custom reasons or peak seasons, such as   Christmas/New Year Holidays.