XL6019 DC-DC 5A Adjustable Boost Power Supply Module DC to DC step up module based on the upgraded XL-Semi XL-6019, offering up to 5A switching current and conversion efficiency of up to 97%. This XL6019 boost converter has two input pins for VCC and GND on the left side of the module. It has two output pins on the right side of the module. To get the desired output voltage you have to rotate the trimpot screw. It changes the feedback resistance value and thus the output voltage with respect to the input voltage. As this module is a step-up converter, therefore, the output current is always smaller than the input current. If the output power is greater than 10W then add the heat sink with the module otherwise it may damage the module.  Features With reverse connect protection, output 5V / 12V / 24V adjustable, beyond LM2577 performance. The built-in thermal protection, over-current protection reliability. Wide input voltage range, the input voltage up to 35V. Adjustable output voltage, maximum support 40V. The built-in thermal protection, over-current protection full reliability protection circuit, high reliability. System conversion efficiency can achieve 90% above, convenient thermal design. TO263-5 l standard packaging, suitable for booster application within 30W. Also check the LM2596 Mini 360 Aircraft Power Supply Step-down Module. It is a non-isolated BUCK module with synchronous rectification. The module features an integrally molded power inductor and a synchronous rectifier control chip. It includes built-in 160°C thermal shutdown for safety and boasts low output ripple of 30mV (no-load). Package Includes: 1 x XL6019 DC-DC 5A Adjustable Boost Power Supply Module Specifications:  Output ripple 100mv (MAX)  Working Temperature Industrial (-40 C to + 85 C) Voltage regulation 0.5% MS + -> Positive; IN > Negative; OUT + -> Positive; OUT > Negative Output Voltage DC 5-40V (Adjustable)  Input Current 5A (MAX)  Input Voltage DC 3-35 V Switching  Frequency 220 kHZ  Boost Module Size Approx 50 x 28 x 13mm (L x W x H)  Load regulation 0.50%  Conversion efficiency 94% (MAX)

DC-DC Charge Discharge Integrated Module (5V/2A) DC-DC Charge Discharge Integrated Module is your go-to solution for efficient power boosting. This module, with a normally open 5V output, guarantees uninterrupted power, unaffected by load access, and supports simultaneous charging and discharging. The built-in power management circuit ensures a seamless boost from lithium batteries, while the battery protection feature adds an extra layer of security. This module finds its application in car charging retrofits, driving recorder power supplies, DIY mobile power banks, and as a reliable portable charging device for phones and laptops. With button-controlled output and 4 levels of charge/discharge electricity indication, it provides user-friendly control and convenience. Crafted with efficiency in mind, this module boasts a charge efficiency of ≤91% and discharge efficiency of ≤96%, maintaining a balance between input and output for an extended service life. The compact design, measuring 25*16mm, ensures versatility in various projects. This DC-DC Charge Discharge Integrated Module is designed to meet your power needs reliably and efficiently.

MT3608 DC-DC Boost Module (2V-24V) The MT3608 2A Max DC-DC Step Up Power Module Booster Power Module is a budget-friendly module that enables the user to step-up a 2 to 24V input voltage to a 5 to 28V output at a maximum of 2A. DC-DC boost converters raise the input voltage to a higher voltage while simultaneously decreasing the available current since the module can't output more power than what it receives. This boost converter is adjustable and can generate a voltage within the 5.0 to 28V range while providing a continuous current of up to 1.5A based on the input/output voltage settings, with 1A accessible with most configurations. The input voltage should be lower than the output voltage, as the device operates as a boost converter. The MT3608 converter IC integrates over-current and thermal limiting features to safeguard against device failure in the event of excessive stress. Furthermore, the converter can utilize low ESR bulk ceramic capacitors instead of electrolytic capacitors, which eliminates long-term aging concerns and contributes to the compact design of the device. Features It’s efficient by up to 93%. It can source a good amount of current. It is an inexpensive converter module. It’s simple to adjust to get your desired increase in voltage. Package Includes: 1 x MT3608 DC-DC Boost Module (2V-24V) Specifications Model  MT3608 DC-DC Boost Module Input Voltage  2 to 24V Max. Output Current (A) 2 Efficiency 93% Dimensions 3x2x1 cm Weight 4 gm

6V-40V to 5V 3A Double Usb Charger Step Down Convertor  DC 6V-40V to 5V 3A Step-Down Converter is the ultimate solution for fast and efficient device charging on the go. This compact module, measuring 59mm x 21mm x 17mm, is designed to provide a 3A output for speedy charging of your devices, including phones, MP3 players, and MP4 players. With short circuit protection, it ensures the safety of both your devices and the converter itself. Crafted with efficiency in mind, this converter boasts a 92% conversion efficiency, optimizing power usage for effective charging. The wide voltage range of 6V to 40V makes it suitable for various vehicle charging applications. Its universal compatibility extends to a range of devices, making it a versatile charging solution. The module's temperature resilience, operating between -40 to +85 degrees Celsius, guarantees functionality in diverse conditions. DC-DC Step-Down Converter is the go-to choice for those seeking fast, reliable, and safe charging on the move. Made to the highest standards, this product is crafted to meet the needs of tech-savvy individuals.

LM2596S & LM2577S DC-DC Adjustable Step-Up and step-down Power Supply Module This is a buck-boost converter with an output voltage greater or less than the input voltage. Compared to linear regulators, DC/DC converters are primarily focused on efficiency and can achieve efficiencies of over 95% when boosted, thus reducing power consumption.  With this DC-DC Adjustable boost and buck voltage converter, you can change any other 3.5-28V power supply. The output voltage is adjusted from 1.25-26V. For example, your input voltage is 5V, you can adjust the output voltage from 1.25V to 26V any value. The max input and output rated current are 1A. This module integrates LM2596 and LM2577. It is very useful and easy to use. It would be a good assistant in your debugging. LM2596S + LM2577S dual chip. Step-up operation mode: Independent of the output voltage and input voltage (input for arbitrary values of 3.5V-28V output 1.25V-26V arbitrary value). PACKAGE INCLUDES: 1 x LM2596S & LM2577S DC-DC Adjustable Step-Up and step-down Power Supply Module SPECIFICATIONS Input Voltage 3.5-28V Output Voltage  1.25V-26V Dimensions  3 x 2 x 1cms  Weight  5 grams

0.9V-5V to 5V 600MA USB Output charger step up Mini DC-DC Boost Converter This Step-up Module is highly beneficial as it allows for an input range of 0.9-5V and an output of 5V, which is compatible with a variety of digital devices. As a result, it is an excellent choice for creating a portable charger and can prove useful in USB charger projects and onboard USB device supply solutions, such as GoPro cameras.Moreover, This boost converter offers versatility in terms of power supply options. It can be powered by a single-cell LiPO or AA size battery, or other similar options. When powered by two AA batteries, it can output a current of 500-600mA. On the other hand, a single AA battery power supply can provide an output of 200 mA current supply, making it ideal for mobile phones, cameras, single-chip, and digital products supply. Applications USB voltage regulator for USB-powered device. This module will bring the USB voltage required for your application at regulated 5V output. Various USB devices need 5V from low voltage batteries. Charge mobile phone/MP4/MP3 from AA battery when traveling Features The module adopts a high-performance imported chip, performance is superior to the common module. Work with indicator light. Take the USB female, a wide range of Uses. A single AA battery power supply can output current up to 200-300 mA. Two AA batteries to the output current of 500-600 mA. Work from battery voltage as low as 0.9V, allowing you to maximize battery use. If your USB device is critical on 5V operation you can use this module. Package Includes: 1 x 0.9V-5V to 5V 600 mA USB Output charger step up Mini DC-DC Boost Converter Specifications:  Input voltage  0.9V – 5V  Output voltage  5.1 – 5 .2 V  Output Current Rated 1A – 1.5A (single lithium input), the maximum 1.5A (single lithium input)  Efficiency Up to 96% (the higher the input voltage, the higher the efficiency)  Switching frequency 500KHz  Output ripple 30mV (Max) 20M bandwidth (input 4V output 5.1V 1A)  Voltage indication  LED lights with load (input voltage less than 2.7VLED indicator off)  Operating Temperature  Industrial (-40°c to + 85°c)  Full load temperature rise  30°c  Quiescent Current  130 uA  Load regulation  ± 1%  Voltage regulation  ± 0.5%  Dynamic response speed  5% 200 uS  Short circuit protection None (Please use the lithium battery with protection)  Input Reverse Polarity Protection  None  Connection  Welding  Input  IN+Postive, IN-Negative  Output  USB Output

XL4015 5A Constant Current/Voltage LED Drives Lithium Battery Charging Module This versatile Buck converter serves as a standard step-down module equipped with overcurrent protection for a variety of applications. It functions as a charging device for lithium, nickel-cadmium, and nickel-hydrogen batteries, as well as battery packs, solar panels, wind turbines, and as a high-power LED driver module.The buck converter offers two modes, constant voltage and constant current, with corresponding indicators to display the current mode. In lithium battery charging mode, the float voltage and charge current can be adjusted to indicate charging or full charge status. Additionally, the module features current limiting protection, ensuring that it will not suffer damage in the event of a short circuit. This linear module has constant voltage and constant current function (CC CV). and it has a good performance. When you use it as a charger. this module use good chip as core and it is stable. also its ripple is low to 50mV. Features Short circuit protection: Yes(limited current 8A) Over-temperature protection: Yes (automatically turn off the output after over temperature) Input reverse connection protection: None, (If necessary, please input a large current diode in the input string) Installation method: 4 3mm silk Wiring method: terminal block or soldering terminal, V-IN is input. Applications: LCD Monitor and LCD TV  Portable instrument power supply  Telecom / Networking Equipment Package Includes: 1 x XL4015 5A Constant Current/Voltage LED Drives Lithium Battery Charging Module Specifications: Input Voltage 8V - 36V Output Voltage  1.25V -32V Output current Adjustable up to 5A Working Frequency 140KHz Rectification method Asynchronous rectifier Dimension(mm) 50 x 26 x 11 Weight 20g

XL6009 Boost Module The XL6009 Step Up module is one of the widely used modules, where there is a requirement of having a specific fixed output voltage, even when the input voltage is below or above the required output voltage. XL6009 module is a non-isolated step-up boost voltage converter featuring adjustable output voltage and high efficiency. It converts input voltage of 5-32V DC to an output voltage of 4-38V DC. Note: When using these modules remember that the output current will be a lot less than the input current, (remember - W = VA). For example, if you have a 10V output at 1A from a 5V input, the input current will be around 3.6A. The real-life maximum amount of power you can get out of these things is around 10W.  Output current is greater than 2.5A (or output power greater than 10W) to work long hours, please add a heat sink. Features The performance is much higher than LM2577. Non-isolated Boost converter. It has a non-synchronous rectifier. Small and Handy voltage regulator module. Applications: Solar Cell Car Regulator Wind Power Package Includes: 1 x XL6009 Boost Module Specifications Input Voltage (V) 5 to 32V Input Current(A) 4A Output Voltage(V) 5 ~ 35V Dimensions  4.3 x 2 x 1.2cms  Weight 5 grams

DC-DC SX1308 Step-up Adjustable Power Module The SX1308 Adjustable Power Supply is a DC-DC step-up module that has a maximum output power of 28V and 2A, utilizing a 1.2Mhz power booster module with an SX1308 chip. The SX1308 chip comes in a small package with high efficiency, and its output power can be easily adjusted. This booster module has an integrated MOSFET with the lowest RDS internal resistance of 100mΩ, which allows it to generate large current outputs of up to 2A. Features Oscillation frequency 1.2MHz efficiency is as high as 95% The circuit has short circuit protection, overheating protection function 10k to adjust potentiometer, adjust the output voltage Applications 3G network products digital products mobile power supply battery power supply, equipment, etc. Package Includes: 1 x DC-DC SX1308 Step-up Adjustable Power Module Specifications:  Maximum input voltage DC 2-24V Maximum output voltage DC 2-28V Switching frequency 1.2MHz Dimensions  24 x 16 (mm) Weight  5 grams

XL6019 DC-DC 5A Adjustable Boost Power Supply Module(RED) DC to DC step up module based on the upgraded XL-Semi XL-6019, offering up to 5A switching current and conversion efficiency of up to 97%. This XL6019 boost converter has two input pins for VCC and GND on the left side of the module. It has two output pins on the right side of the module. To get the desired output voltage you have to rotate the trimpot screw. It changes the feedback resistance value and thus the output voltage with respect to the input voltage. As this module is a step-up converter, therefore, the output current is always smaller than the input current. If the output power is greater than 10W then add the heat sink with the module otherwise it may damage the module.  Features With reverse connect protection, output 5V / 12V / 24V adjustable, beyond LM2577 performance. The built-in thermal protection, over-current protection reliability. Wide input voltage range, the input voltage up to 35V. Adjustable output voltage, maximum support 40V. The built-in thermal protection, over-current protection full reliability protection circuit, high reliability. System conversion efficiency can achieve 90% above, convenient thermal design. TO263-5 l standard packaging, suitable for booster application within 30W. Also check the LM2596 Mini 360 Aircraft Power Supply Step-down Module. It is a non-isolated BUCK module with synchronous rectification. The module features an integrally molded power inductor and a synchronous rectifier control chip. It includes built-in 160°C thermal shutdown for safety and boasts low output ripple of 30mV (no-load). Package Includes: 1 x XL6019 DC-DC 5A Adjustable Boost Power Supply Module (RED) Specifications:  Output ripple 100mv (MAX)  Working Temperature Industrial (-40 C to + 85 C) Voltage regulation 0.5% MS + -> Positive; IN > Negative; OUT + -> Positive; OUT > Negative Output Voltage DC 5-40V (Adjustable)  Input Current 5A (MAX)  Input Voltage DC 3-35 V Switching  Frequency 220 kHZ  Boost Module Size Approx 50 x 28 x 13mm (L x W x H)  Load regulation 0.50%  Conversion efficiency 94% (MAX)

LM317 DC to DC Converter Step Down Power Supply The LM317 DC-DC converter is a crucial electronic circuit used to lower a DC source voltage from one level to another. It finds significance in portable electronic devices like laptops and cell phones that primarily rely on battery power. Instead of using multiple batteries to obtain the desired voltage level, this module allows for easy adjustment of the step-down voltage and results in higher efficiency. Package Includes: 1 x LM317 DC to DC Converter Step Down Power Supply Specifications Model  LM317 Type  DC to DC Converter Step Down Input  3V 30V DC Output  3V DC Dimensions  3 x 2 x 1cms  Weight 5 grams

Single Cell Lithium Battery Boost Power Module Board The single cell power board Support FCP voltage and current output protocol. Support Qualcomm QC2.0/3.0 classA 5V, 9V, 12V voltage output. It automatically recognize FCP and QC2.0/3.0 fast charge protocol. The single cell lithium battery power module is a high power density, fully integrated boost converter with an 11mΩ power switch and a 13mΩ rectifier switch that provides an efficient, small form factor solution for portable systems. With a wide input voltage range of 2.7V to 12V, the TPS61088 supports applications with single or two-cell Li-Ion batteries.  Application of the Power Modue Board: This module can be applied to a single-cell lithium battery to 5V-12V output for general digital product charging, such as mobile phones, Ipad, MP3, PSP and so on.  It can be used as a high current output mobile power source only by connecting the battery.  It is also possible to supply power to the 5-12V product by setting the output voltage. Package Includes: 1 x Single Cell Power Module Board Single Cell Lithium Battery Power Module Specifications Number of Cells  Single Cell Batttery  Lithium  Main control chip TPS61088A Input voltage 2.8 ~ 4.5V, very suitable for 3.7V polymer lithium battery Output power up to 24W Output current 5V3A, 9V2A, 12V2A. Output current is adaptive. Dimensions  4.75 x 1.65 x 0.8cms Weight  10 grams

XL7015 Wide Range DC-DC Voltage Converter The XL7015 is a DC-DC step-down power supply buck module that operates at a fixed frequency of 150 kHz using PWM (Pulse Width Modulation) technology. It can efficiently drive a load of up to 0.8A with minimal ripple and excellent regulation of both line and load. This product is suitable for applications where the input voltage is higher than the output voltage, including battery-powered devices, power transformers, adjustable regulated power supplies, portable instruments for LCD monitors and TVs, as well as power supplies for telecom/networking equipment, 24V vehicle notebooks, and industrial equipment. Features High efficiency up to 85% The built-in thermal shutdown function Built-in current limit function In-Built output short protection function Excellent Line and Load Regulation Package Includes:  1 x XL7015 Voltage Converter Specifications Model  XL7015 Input Voltage 5V~80Vdc Output Voltage 5~20V  Conversion efficiency Up to 85% Dimensions  5 x 2 x 1 cms  Weight  15 grams

LM2577 DC-DC Step-up Power Converter Module The LM2577 is a DC to DC step-up switching regulator that can provide an adjustable output ranging from +1.25 to 30vdc with a maximum current of 3A. While it is primarily designed to step up +5 to 10vdc to +12vdc at less than 1A, the maximum step-up voltage and current available depend on the input voltage. For instance, with an input voltage of +5vdc, you can expect to get 12vdc output at less than 1A. This device is well-suited for battery-operated projects that require a regulated power supply, as it boasts a low output ripple thanks to its additional filtering capabilities. It is an adjustable power supply step-up module with a maximum input current of 3A and an impressive conversion efficiency of up to 92%, making it an excellent choice for DIY mobile power or boost charger projects.

XL4015 DC-DC Step Down Adjustable Power Supply Module The XL4015 power module is a DC to DC step-down (BUCK) power module that operates at a switching frequency of 180kHz. In such high frequency, it provides smaller-sized filter components compared with low frequency switching regulators. This DC-DC switching buck converter is capable of driving a 5A load with excellent line and load regulation. The main switching component is XL4015, an adjustable output version switching regulator. It is an efficient switching regulator and the output efficiency is significantly higher in comparison with the popular boost regulators. At higher input voltages, the regulator operates at a switching frequency of 180kHz, thus allowing the overall board size to be smaller and space-saving. It is a high-power switching module with a toroidal ring inductor. Pinouts: XL4015 Pinouts Applications: DIY based power supply To serve the power requirements of high-power Audio-based circuits. High current applications with small space Package Includes: 1 x XL4015 DC-DC Specifications: Model  XL4015 Frequency  180 KHz Dimensions  3 x 2 x 1cms  Weight  5 grams