Reviews Voltage Current

Adjustable Current LED Driver, DC 3.3V 3.7V 5V LED Driver 30-1500mA Constant Current Adjustable Module for LED 18650 Li-ion

  • This product is a current regulation integrated circuit operating from an input voltage of 2.8V to 6V, the constant output current can be set up to 1.5A with an external resistor..
  • It consists of high precision reference voltage, amplifier, current mirror, etc. The on-chip power transistor and current sense block greatly reduce the external component count, which makes this product ideal for LED driver..
  • When the CE pin is high, the input voltage is greater than 2.8V, and is larger than the LED forward voltage plus the required voltage drop, it functions normally to deliver constant current from the LED pin..
  • Adopts the temperature regulation instead of temperature protection function, the temperature regulation can make the LED being turned on continuously in case of high ambient temperature or high voltage drop. When the junction temperature reaches about 1.
  • With e chip enable function, which can shutdown the whole chip to limit the current consumption within 1uA. Adopts the over current protection block. When LED current approaches 1.9A(Typical), the over current protection block begins to function to prevent the LED current from increasing further..
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Power Supply, DPS3005 /DPS5005 Communication Version Bucks Power Supply Step-Down Voltage Converter(DPS3005-USB-BT)

  • The constant voltage and constant current programmable control power supply module put the collection of analog integration and digital control functions in one.DPS3005 /DPS5005 have same functions, only the technical parameters are different,for example, voltage, current ,etc.
  • This module has power-down stored function and can store 10 groups preset value.And it also has the function of extracting quickly two groups stored value. Though this module has reverse connection protection and output short circuit protection, you can muse be in strict accordance with connection description to connect. If you connect the supply power with output, the module will be burnt.
  • Compared with the traditional analog power supply, it is more convenient to quickly extract the voltage or current required. This module has many advantages, small size, advanced function, good visual effect, high operability, high-precision, being used independently, being inset into the device and been widely applied.
  • LCD display on the module has the function digital voltmeter and ammeter.You can view the preset voltage, input voltage, output voltage, the preset current, output current, output power, etc.
  • On the setting data interface, you can adjust over-voltage value, over-current value, o....
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DROK Voltage Boost Converter, DC 6-30V 5V Step Up to DC 7-32V 12V 24V 5A Adjustable Volt Regulator, LCD Power Supply Module Voltage Current Amp Display Transformer Circuit Board with Case

  • Output voltage: DC 7-32V continuously adjustable (the output voltage must be at least 1.5V higher than the input voltage).
  • Output current: 5A (max), adjustable, recommended to use within 4A.
  • Output power: 60W (max), recommended to use within 50W..
  • Clear LCD Display --- The boost board is designed with a large clear digital LCD display on which shows both voltage and current value simultaneously. Which is easy to read and can help the user easily monitor the output voltage, then largely enjoy their DIY work..
  • General Application --- This voltage step up converter can be used as ordinary step-up module with over-current protection, constant current LED driver module.
  • Features --- Constant current/voltage mode.
  • Input reverse connection protection. You can find the PDF Instructions on this page -- Product information -- Product guides and documents -- User Manual [PDF]..
  • NOTE --- 1). Constant current adjustable means that CC mode only works when the actual load output current is greater than the setting one, otherwise it will work in a constant voltage state, not the current is adj....
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Hantek DC Power Supply 32V 6A Adjustable Programmable Multiple Storage Functions Low Noise Precision Digital Lab Bench Power Source Stabilized Voltage Regulator with Short Circuit Alarm

  • 【List Programmable】 In the list mode, the required voltage and current can be easily adjusted through the coding knob setting the 10 sets of voltages,currents,the parameters can be set according to your demands, fast storage, convenient to call at any time.
  • 【Higher Sensitivity & Precision】The voltage output is 0-32V, and the current output is 0-6A, four-digit display voltage and current, resolution up to 10mV/1mA, can make the voltage and current in the test more accurate.Good power stability and ripple coefficient, it can precisely sense the location of voltage and current.
  • 【10 groups of storage/memory and recall function】10 groups of commonly used current and voltage data can be stored at will, and can be recalled at any time. Adjust to the voltage and current data to be stored, and then long press the corresponding storage key to store the data.
  • 【Multi-protection functions】The Power Supply comes with over voltage, over current, overload, overheating, short circuit protection functions.
  • The built-in low noise temperature control fan,prolonging the life of product effectively.
  • On/Off output control, one-button panel lock function to prevent misoperation.
  • 【Multifunction】Standard USB quick charge function, support a variety of quic....
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Pokémon TCG Sword & Shield—Evolving Skies Build & Battle Stadium

  • Voltage: DC3V Current: 42 MA Speed: 110 rpm.
  • Voltage: DC3.7V Current: 48 MA Speed: 135 rpm.
  • Voltage: DC4.2V Current: 52 MA Speed: 154 rpm.
  • Voltage: DC5V Current: 58MA Speed: 180 rpm.
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DC Buck Converter, DROK DC to DC Step Down Power Supply Module 10V-65V to 0-60V 0-12A Adjustable Voltage Regulator Transformer Board with LED Display for Volt Reducer

  • 【Adjustable Output Voltage and Current】For DROK buck converter: Input voltage range is DC 10-65V.
  • Output voltage range is DC 0-60V, can be arbitrary adjustable and used to convert 24v to 12v 5v.
  • Output current range is 0-12A, can be arbitrary adjustable.
  • 【LED Display】This power supply module is designed with LED display, which can show real-time voltage, current, capacity and time..
  • 【Constant Current and Voltage with Indicator Lights】This volt transformer board can set constant output voltage and constant output current by the key buttons. Also, the module is equipped with working status indicator lights, which are output OUT, constant voltage CV and constant current CC respectively, so that the working status can be checked in real time..
  • 【Auto Output and Button Lock Mode】Automatic output can be set after power on. And The parameter adjustment button can be locked to prevent misoperation to adjust the output voltage and current parameters..
  • 【Cooling fan and cooling pad】This adjustable power supply converter is equipped with cooling fa....
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UCTRONICS Numerical Control DC 6-55V to 0-50V 5A Step Down Stabilized Power Supply Constant Voltage Current Buck Power Converter Power Supply Adjustable Module

  • UCTRONICS Variable Bench Power Supply DSP5005 - Buck Converter DC 6-55V to 0-50V 5A Precision Digital Adjustable Step Down - Constant Voltage and Current, 10 Preset Settings Switchable: This power supply combines digital control with analog integration. Its output range: Voltage is 0-50.00V, step by 0.01V.
  • This step down voltage regulator can store M0-M9 10 groups preset value when power-down. Keep pressing M1 or M2 more than 2s, the corresponding data group will be extracted and displayed on the right of the screen.
  • The 1.44 in colorful LCD monitor can display the preset voltage, input voltage, output voltage, the preset current, output current, output power at the same time. On the output state remind area, you can monitor that the key is locked or not, output is normal or not, the state of constant voltage and constant current, the current data set prompt and output opens or not.
  • There are four button-"M1", "M2", "SET" and "ON/OFF", and a coding potentiometer. Can be used for to set the output voltage and output current on the main display interface, set the data on the data setting interface, set the protection value, adjust the brightness of screen, extract Shortcut storage data group M1 or M2, etc..
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DEVMO DP20V2A Constant Voltage Constant Current Programmable Control Step-Down Supply Power Module

  • The constant voltage and constant current programmable control power supply module is cabinet and delicate, and it put the collection of analog integration and digital control functions in one..
  • Its adjustable output voltage range is 0-20.0V, step by 0.1V. Its adjustable output current range is 0-2.00A, step by 0.01A..
  • The constant voltage and constant current programmable control power supply module is cabinet and delicate, and it put the collection of analog integration and digital control functions in one. Its adjustable output voltage range is 0-20.0V, step by 0.1V. Its adjustable output current range is 0-2.00A, step by 0.01A. Boot voltages can be stored freely and the model has two groups of quick storage voltage. Compared with the traditional analog power supply, it is more convenient to quickly extrac.
  • Adjusting preset voltage:Pressing SET button, page down to U-SET, press the codding potentiometer, then enter toadjustnumeric value. Press codding potentiometer in turn to choose the numeric value you want to adjust. Turn codding potentiometer to adjust the numeric value. If you want toexit adjusting voltage, press shortly SET. In the process of adjusting preset voltage, if you open output voltage mode by pressing the ON/OFF, the output voltage wi....
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DC Power Supply Variable Eventek Adjustable Switching DC Regulated Bench Power Supply with 4-Digits LED Display, USB Interface, Alligator Cord/Test Lines (30V 10A)

  • 【ADVANTAGE】Novel design, strong and durable, portable handle, easy to handle. Constant voltage, constant current automatic conversion, can be uesd as a constant voltage source, can also be used as a constant current source..
  • 【PRODUCT CHARACTERISTICS】The Adjustable DC Regulated Power has plastic panel, beautiful and generous. Hand-held design, easy to carry. Voltage and current are adjusted roughly and finely to adjust voltage and current accurately..
  • 【TEMPERATURE CONTROL】Temperature control, according to the load speed adjustment, effectively reduce the noise, prolong the life of the fan. Perfect protection functions, adjustable overvoltage protection (OVP), short circuit current limiting protection (OCP), overtemperature protection (OTP), overpower protection (OPP)..
  • 【LINEAR ADJUSTMENT MODEL】PWM switch pre-voltage regulation, MOS linear adjustment mode, high effciency, energy saving and envirronmental protection, SMT process, more stable performance. The circuit design is reasonable, the key components are imported and can be used at full load for a long time..
  • 【WIDE APPLICATION】Aging test of factory products: such as DC motor, DVD, audio, resistor, capacitor and other products. Battery Charging Industry: Perfect application in batte....
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DC Buck Module, DROK Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5-32V 5V 5A LCD Power Supply Volt Reducer Transformer Module Board with USB Port Protective Case

  • PARAMETER --- Input voltage range DC 6V-32V.
  • Max output current 5A, recommend use of within 4.5A.
  • Max output power 75W, recommend use of within 50W..
  • GENERAL USE --- As ordinary step-down module with over-current protection.
  • DISPLAY --- Large clear digital LCD display voltage & current value simultaneously..
  • FEATURES --- Constant current/voltage mode.
  • Voltage calibration & current calibration.
  • NOTE --- 1). Output voltage is set as around 20V by default, if your input is lower than that, please turn potentiometer anticlockwise for 10 laps or more until voltage changes. 2). The case is packaged unassembled to avoid damage during transit. It needs to be manually installed. 3). Please carefully read the user’s manual, especially the “Cautions” before using. You can find the PDF Instructions on this page -- Product information -- Product guides and documents -- User Manual [PDF]..
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