LM2596 DC-DC Buck Converter Step Down Module

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Model or name LM2596S DC-DC step-down module input voltage 3.2V to 40V. Output voltage 1.25V to 35V. Output current 3A (max). Conversion efficiency 92 percent (the highest). Output ripple 30mV. Switching frequency 65KHz. Operating Temperature: -45 to +85. Size: 43mm x 21mm x 14mm (L x W x H). IN + input positive: IN-input negative. The OUT + output the positive OUT: output negative. Input voltage range DC 3.2V to 40V (input voltage must be higher than the output voltage above 1.5V. Could not boost). Output voltage range DC voltage from 1.25V to 35V continuously adjustable, high efficiency (92 percent ) of the maximum output current of 3A. The measured 12V input, 5V output current is 1A load regulation of less than 1 percent. Electronics Description, Conversion Efficiency: Up to 92 percent (output voltage higher, the higher the efficiency). Switching Frequency: 150KHz. Rectifier: Non-synchronous rectification. Module Properties: Non-isolated step-down module (buck). Short circuit protection, current limiting, since the recovery. Operating Temperature: Industrial grade (-40 to +85 ) (output power 10W or less). Full load temperature rise 40. Load regulation ? 0.5 percent. Voltage regulation ? 2.5 percent. Dynamic response speed 5 percent 200uS. Specification Input Voltage: 3-40V. Output Voltage: 1.5-35V(adjustable). Output Current: Rated current is 2A,maximum 3A (additional heatsink is required). Dimension: 45 x 20 x 14mm (L x W x H).