DC-DC Step Down Converter Module LM2596 DC 4.0~40 to 1.3-37V Adjustable Voltage Regulator Specifications:
Module property:Non-isolation buck
Rectification mode:Non-synchronous rectifier
Input voltage:3V-40V
Output voltage:1.3V-35V
Output current:Rated current is 2A,maximum 3A(Additional heatsink is required)
Conversion efficiency:92%( highest )
Switching frequency:65KHz
Output ripple:30mV( maximum )
Load regulation:±0.5%
Voltage regulation:± 2.5%
Work temperature:-Minus 40 degrees - 85 degrees
dimension:43mm*21mm*14mm(L*W*G)
NOTE:This can't be used to step up Voltage