ITEM NAME:6-24V Input to 5V 3A USB Car Charger Module DC-DC Buck Step-Down Converter Descriptio n Description: - The max output current 3A, long time use 2.1A, enough use - New design, 3 solid state ceramic capacitors(MCC), more safe and low ripple - Synchronous rectification, High efficiency, 6.5V to 5V 0.7A can up to 97.5%, 12V to 5V 1A can up to 94% - Flat copper inductor, improve conversion efficiency - With output overvoltage protection. There is 1.5A fuse, output 5V have 300W TVS tube protect your USB device - Using the latest USB identification circuit, perfectly compatible with IPHONE, the most of Android phones, IPAD etc. Specifications: Module Property: BUCK Synchronous Rectifier Input Voltage: DC 6-24v Output Voltage: 5.1-5.2v Output Current: Maximum 3A(Full Load, Please Pay Attention To Heat Dissipation), No Special Heat Dissipation Is Required Within 12V Input And 2A Output In The Actual Test. Conversion Efficiency: Up To 97.5% (6.5v 0.7a) (Test Value After Short Reverse Connection Protection And Fuse) Switching Frequency: 500KHz Output Ripple: About 10mV (12V To 5V3A) 20M Bandwidth Output Indicator: The Output Voltage Indicator Is Red Operating Temperature: Industrial Grade (-40℃ To +85℃) (The Higher The Ambient Temperature, The Smaller The Output Power) Output Overvoltage Protection: Yes, Input 1.5a Fuse, Output 5V With 300W TVS Clamp Protection. Full Load Temperature Rise: 30℃ Static Current: 0.85 Ma Load Adjustment Rate: Â ±1% Voltage Adjustment Rate: Â ±0.5% Dynamic Response Speed: 5% 200uS Output Short Circuit Protection: Yes, Do Not Short Circuit For A Long Time Input Reverse Connection Protection: Yes, Input Reverse Connection Protection Diode Connection Mode: Welding Input Mode: Welding Output Mode: Short Head Without Edge USB Dimensions: 26.4(L)*15(W)*7.4(H) Mm Package Included: 1 *Â DC Buck Step Down Converter Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded .Specifications:Module Property: BUCK Synchronous Rectifier. - Synchronous rectification, High efficiency, 6.5V to 5V 0.7A can up to 97.5%, 12V to 5V 1A can up to 94%. There is 1.5A fuse, output 5V have 300W TVS tube protect your USB device.