LM2596 LM2577 DC Auto Boost Buck Converter 4-35V to 1-25V 5V 12V 19V 24V 4A Step up / down voltage Regulator CC CV Charging

Features: 
This module power output is affect by the module itself-capacity and pre-and post-class load and other factors; the following data for professional equipment measured results, without considering other factors.
Power supply module is a kind of electronic components, please don’t buy the item if you have no electronic expertise.
This Module Properties: It is non-isolated step-down constant current, constant voltage module (CC CV) charging module
Specification :
Input Voltage :4-35V
Output voltage: Continuously adjustable(1.25-25V unload adjust)
Output current: 3A Max(If more than 15W, please install the heat sink)
CC range :0-2A (adjustable)
Revolving light current: CC value * (1%-100%), default is 0.1 times
Minimum voltage difference: 2V
Output power: natural cooling 15W
Conversion efficiency: 80% (the higher the output voltage, the higher the efficiency)
Operating Temperature: Industrial (-40  to +85 ) (ambient temperature more than 40, lower power use, or add heat sink)
Full load temperature rise: 45
Indicator: CC indicator is Red, charging indicator is Red, charging completed the indicator is Blue.
Output short circuit protection: Yes, constant current.
Connect method: Can solder on the PCB with wire directly
Input: IN+ input Positive is, IN- input negative
Output: OUT+ output is positive, OUT- output negative
Module Size: 50 x 37 x 13mm
Some Applications :
High-power LED constant current driver.
Lithium batteries (including ferroelectric), 4V, 6V, 12V, 14V, 24V battery charging, nickel-cadmium nickel-metal hydride batteries (battery) charge.
Solar panels, wind generator voltage regulator circuit board power supply, such as automatic buck regulator circuit..