DollaTek 10Pcs LM2596 DC to DC High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter DIY Power Supply Step Down Module

Features: DC to DC step down module Thickened circuit boards Advanced solid-state capacitor Short circuit and over-temperature protection 100% tested, sealed in anti-static packaging Kindly Note: 1. Input voltage must be 1.5 V higher than the output voltage, no boost 2. Do not reverse the input and output interface 3. Keep output under 2.5A and use a heat sink when for a long time working Specifications: Model: LM2596 Input voltage: DC 3V - 40V Output Voltage: DC 1.5V - 35V (adjustable) Output Current: 3A (max.) Conversion Efficiency: 92% (max.) Switching Frequency : 65KHz Rectification: non-synchronous rectification Module property: non-isolated buck module Operating Temperature: -45? to +85? Load Regulation: ± 0.5% Voltage Regulation: ± 2.5% Size(L x W x H): 45*23*14mm / 1.77*0.91*0.55inch Weight: 14g Package List: 10 x DC to DC Buck Converter Module