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B087QF8N1T Price: $8.89 Score: 1000.000 Category: Electronics Rating: 4.7 Votes: 6 Find similar products DAOKI 2Pack USB Buck Boost Converter DC-DC 3.5V-12V to 1.2V-24V Adjustable Step Up/Down Power Supply Module Voltage Regulator. Specifications: Input voltage range: DC 3.5-12V Output voltage range: DC 1.2-24V adjustable Output Power: When output voltage is 1.2v~2v, please use it within 2W; When output voltage is 2v~20v, please use it within 3W; When output voltage is 20v~24v, please use it within 2.5W. Display: 3-Bit digital display Size: 80 x 20 x 14mm / 3.15 x 0.79 x 0.55 Use steps: 1.Input voltage from Standard USB or Micro USB or ‘VIN+’ and ‘VIN-’; 2.Turn ON display screen; 3.Adjust potentiometer to get the required voltage; 4.Connect load. Note: Short press - turn on/off the output. Long press - turn on/off the display. clockwise - increase voltage; counter-clockwise - decrease voltage. Package Included: 2 x USB Buck Boost Converter 2 x Micro USB Cable.	B07TCF26NT Price: $10.83 Score: 9.346 Category: Electronics Rating: 4.8 Votes: 3 Find similar products DC-DC Buck Converter Step Down Voltage Regulator DC 4.5V-30V to 0.8V-12V Buck Converter Constant Voltage Constant Current Adjustable Power Supply Module. DC-DC Buck Converter Step Down Voltage Regulator DC 4.5V-30V to 0.8V-12V Buck Converter Constant Voltage Constant Current Adjustable Power Supply Module.
B07F266X24 Availability: Currently unavailable Score: 9.009 Category: Electronics Rating: 4.6 Votes: 8 Find similar products Power Supply Module 5V, DROK 2pcs Mini USB Boost Converter DC-DC Step Up Voltage Regulator Transformer 3V to 5V 2A Volt Step-up Circuit Board. Feature: Module properties: non-isolated step-up module (BOOST) Input voltage: 2.6-5.5V Input Current: 0-3A Output voltage: 5V Output current: 0-2A Operating temperature: -40°c to +85°c Working frequency: 1.2MHz Conversion efficiency: up to 93% Short circuit protection: Yes Over-temperature protection: Yes (Over-temperature automatic shutdown output) Input reverse polarity protection: No (please install diode at input port) Power indicator: 3.6V Red LED Light Installation: two 3mm screws Connection: V-IN input, USB output Dimensions: 20x20x6.8mm Package Include: 1x Mobile Power Supply Module.	B09XR3J4Y9 Price: $9.29 Score: 8.929 Category: Electronics Rating: 3.2 Votes: 6 Find similar products DWEII 5PCS Type-C USB 5V 2A Boost Converter Step-Up Power Module Lithium Battery Charging Protection Board LED Display for DIY Charger ( no Welding Version), Black. Basic parameters： Input voltage range: 5 ~ 5.5V Charging cut-off voltage: (4.2v/4.35v) ± 0.5% Charging current: 2.4a ± 5% Boost output voltage: 5V ~ 5.15v (line loss compensation) Boost output voltage ripple: 100mV Boost output current: 2A Boost conversion efficiency: 92.5% (3.6V input, 5v2a output) Static current at battery end: < 30uA Package： 5PCS USB no welding version.
B07JYX4J4N Availability: Currently unavailable Score: 8.850 Category: Electronics Rating: 3.5 Votes: 20 Find similar products ZYAMY LM2596S Buck Converter DC-DC Adjustable 3A Step Down Power Supply Module Voltage Regulator. Parameter: Name: LM2596S Step Down Buck Converter Size: 43x21x14mm (LxWxH) Quantity: 1pc 1. Input Voltage: 3.2-35V Adjustment: First connect the input power supply correctly (between 3.2V-35V), then use a multimeter to monitor the output voltage and adjust the potentiometer (generally turn clockwise to boost voltage, turn counterclockwise to reduce voltage). 2. Output Voltage: 1.25-30V continuously adjustable (No-load debugging is recommended) 3. Output Current: Rated current 1A, MAX 2A (Need heat sink), if output power is more than 15W, please add heat sink. 4. Transfer Efficiency: 92% max, (Higher output voltage, higher efficiency.) 5. Static Power Consumption: Approx. 3mA 6. Please keep 1.5V minimum voltage difference to ensure stable output. Note: When adjusting voltage, the load should be connected first and the power should be off. Counterclockwise is buck, clockwise is boost.	B08978VFS8 Availability: Currently unavailable Score: 8.850 Category: Electronics Rating: 4 Votes: 10 Find similar products DAOKI 2Pack DC-DC Boost Converter Module 10-40V to 10-50V 10A 250W Adjustable Step Up Voltage Regulator CC CV Power Supply Module with 24AWG Cable. Description: Module properties: non-isolated step-up module (BOOST) Input voltage: DC10V-40V Input current: 6A (MAX) exceeds4A please enhance heat dissipation Quiescent current: 10mA (12V liter 20V, the output voltage, the higher the current will increase too quiet) Output voltage: 10-50V continuously adjustable Constant] range: 0.2-6A Temperature: -40 to + 85 degrees (ambient temperature is too high, please enhance heat dissipation) Operating frequency: 150KHz Conversion efficiency: up to 96% Overcurrent protection: There Input reverse polarity protection: Yes Applications: 1. DIY a power supply, 12V can input and output can 12-50V adjustable. 2. the power supply for your electronic device, according to your system can set the output voltage value. 3. as the car power supply for your laptop, PDA or a variety of digital products supply. 4. DIY a mobile notebook power supply: 12V coupled with high-capacity lithium battery pack, so you can go where light where books. 5. solar panel regulator. 6. to the battery, rechargeable lithium batteries. 7. driving high-power LED lights. Package Included: 2 x DC-DC Boost Converter Module 250W 1 x 19.6 24AWG Wire.
B07L5KVYHD Availability: Currently unavailable Score: 8.547 Category: Electronics Rating: 5 Votes: 9 Find similar products 12A Power Supply Module DC-DC Buck Converter LCD Display, 5. 3V-32V to 1. 2V-32V Step Down Power Supply Module Adjustable Buck Adapter CVCC Constant Voltage Constant Current Converter with Shell. .	B07SD5LC9Q Availability: Currently unavailable Score: 8.475 Category: Electronics Rating: 5 Votes: 3 Find similar products DC-DC Boost Converter, Power Supply Step Up Module with Voltmeter, Adjustable Boost Converter 4.5V-32V Input 5V-35V Output. Specifications : Input Voltage: 4.5V-32V Output Voltage: 5V-35V (adjustable) Max. Output Current: 4A Efficiency: <92% Output Ripple: <30mV Switch Frequency: 400kHz Operating Temperature: -40℃~+85℃ Size: 663614mm/2.591.410.55 Instruction : 1. For the first time powering on, the default display is input voltage, and the input indicator IN lights up.Press the button, then it displays output voltage, and the output indicator OUT lights up.The last setting will be saved, even if power off and restart. 2. Input output voltage measurement error calibration:Press and hold button switch for more than 4 seconds then release to enter voltage measurement error calibration function, indicator IN lights up(input voltage calibration), and display flickeringly shows calibration value (default is 0.0). Press button to change this value (range of -0.5V to 0.5V)After adjustment of the input voltage calibration value, press and hold button for more than 2 second then release to enter the output voltage error calibration function, indicator OUT lights up (output voltage calibration), and display calibration value. Adjustment method is the same as the input adjustment. 1. If input voltage is lower than 4.5V, the voltmeter will not work and display. 2. Input voltage must be at least 1V higher than output voltage. 3. When power is over 20W, a heat sink is recommended to enhance heat dissipation. 4. If output voltage is always equals to input voltage and cannot be adjusted,turn potentiometer more than 10 circles counterclockwise please, then voltage can be adjusted normally. Package Includes: 1 x Boost Converter Module.
B07M8L5643 Availability: Currently unavailable Score: 8.333 Category: Electronics Rating: 5 Votes: 15 Find similar products DZS Elec DC-DC 3A Buck Converter 5V-36V 24V 12V to 3.3V-34V 12V 5V LM2596 Adjustable Step-Down Constant Voltage Power Module Dual LED Input/Output Voltage Synchronous Display Digital Module. .	B07X1CJC9F Availability: Currently unavailable Score: 8.264 Category: Electronics Rating: 4.6 Votes: 9 Find similar products USB Power Module, DROK DC-DC 5V to 3.3V 9V 12V 24V Adjustable Buck Boost Converter Battery Voltage Current Tester Meter LCD Step Up Down Power Supply Module Voltmeter Ammeter. 3.5~12V to 1.2~24V Buck Boost Converter & Multimeter Two Working Mode: 1. Power Output Mode (PER) --- convert 3.5V~12V to 1.2V~24V. 2. Multimeter Mode (VAH) --- measure voltage, amperage, power, battery capacity and discharging time. Application: 1. As USB buck converter & boost converter 2. As voltmeter 3. As ammeter 4. As power meter 5. As battery capacity tester meter 6. As battery load capacity detector Using step: 1. Connect to power supply from input terminal; 2. Set work mode by keep pressing 'ON/OFF' for 10s; 3. Connect load or Device Voltage; 4. Rotate potentiometer to change output voltage if work in PER mode; 5. Short press 'ON/OFF' to switch displayed parameter; 6. Test and use. Parameter: Power Output Mode (PER): Input voltage: DC 3.5V~12V Output voltage: DC 1.2V~24V Output power: 3W max. - Max output power within 2W when outputs 1.2V~2V; - Max output power within 3W when outputs 2V~20V; - Max output power within 2.5W when outputs 20V~24V. Output voltage accuracy: +/- (0.5% + 1 digit) Output current accuracy: +/- (1% +2 digits) Multimeter Mode (VAH): Measuring voltage range: 0-35V Measuring current range: 0-3A Measuring power range: 0-110W Measuring battery capacity range: 0-9999Ah Discharging time: 0-100h Work Temperature: -40℃~85℃ Work Humidity: 0%~95%RH Attention: 1. No reverse connection protection. Do not short circuit and reverse. 2. Adjust the working mode before using. 3. USB port can only input DC 5V. Need to input power from 'VIN+' and 'VIN-' if input 3. 5V-12V. Package Included: 1x USB Power Module.