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DFR0564 USB Charger for 7.4V LiPo Battery
CA$9.99
Still using a big, bulky, traditional power adapter to charge your lithium battery? DFRobot provides you with a compact and efficient 7.4V lithium battery USB charger, only the size and weight of an ordinary Gravity sensor. With just a mobile phone AC adapter (or power bank) and an Android data cable, you can safely and efficiently charge the 7.4V lithium battery up to 1A, which commonly used in various robots and motor drivers. The light-weight and micro USB interface features make it ideal for outdoor applications. In addition to serve as a charger, it can also be embedded in a variety of 7.4V lithium battery-powered projects, adding a USB charging function to it, eliminating the need for battery swapping and the use of traditional bulky power adapters.
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DFR0559 Sunflower: Solar Power Manager 5V
CA$15.37
DFRobot is launching a brand new series - Sunflower, focusing on high-efficiency, small power solar energy management for IoT projects and renewable energy applications. Solar Power Manager 5V is a small power and high-efficiency solar power management module designed for 5V solar panel. It features as MPPT (Maximum Power Point Tracking) function, maximizing the efficiency of the solar panel. Apart from serving as a solar charger, the module can provide up to 900mA charging current to 3.7V Li battery with USB charger. The ON/OFF controllable DC-DC converters with 5V 1A output satisfies the needs of various solar power projects and low-power applications. The module also employs various protection functions, such as battery/solar panel reverse connection protection, output over temperature and over current/short circuit protection, which greatly improves the stability and safety of the system.
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DFR0535 Sunflower: Solar Power Manager 9V/12V/18V
CA$73.90
DFRobot is launching a brand new series - Sunflower, focusing on high-efficiency, small power solar energy management for IoT projects and renewable energy applications. Solar Power Manager is a complete small power and high-efficiency solar power management module. It features as MPPT (Maximum Power Point Tracking) function, maximizing the efficiency of the solar panel. Apart from serving as a solar charger, the module can provide up to 2A charging current to 3.7V Li battery with AC adapter (within 30V) or USB charger, three individual ON/OFF controllable DC-DC converters with 5V 1.5A, 3.3V 1A and 9V/12V 0.5A outputs. These features satisfy the needs of various solar power projects and low-power applications. The module also employs various protect functions, such as Li battery protection, battery/solar panel reverse connection protection, output over temperature and over current/short circuit protection, which greatly improves the stability and safety of the system.
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SER0044 DSS-M15S 270° 15KG DF Metal Servo with Analog Feedback
CA$32.69
DSS-M15S servos have been well received by customers in these years. It has extremely wide angle range control, huge load capacity and excellent quality. This DSS-M15S with analog feedback has broken its internal potentiometer signal. This is an analog signal with 0~3.3V feedback. You can connect it to MCU to realize close-loop feedback control. DSS-M15S 270° Metal servo with feedback is compatible with Arduino Servo library. You can drive it with Arduino Board and read the angle value from analog side.
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FIT0523 Copper Coupling (4mm)
CA$4.93
This is a high-quality copper coupling for connecting wheels and motors to facilitate the user to build a robot or small mobile platform motion system. The coupling is fully CNC machined with solid workmanship and high precision. The inner bore is 4mm in diameter and is suitable for DFRobot's rubber wheels as well as a variety of DC gearmotors. The copper material also makes it extremely durable and reliable.
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SEN0245 Gravity: VL53L0X ToF Laser Range Finder
CA$24.73
The VL53L0X laser range finder is a high-precision distance sensor that based on new Time-of-Flight (ToF) principle. VL53L0X provides accurate distance measurement whatever the target reflection unlike traditional technology. It can measure absolute distances up to 2m. DFRobot has introduced VL53L0X into Gravity Series. It provides Gravity-I2C interface, plug and play, supports 3.3V~5V power supply, and is compatible with more microcontrollers, and adapt to more application scenarios than others. The VL53L0X integrates a leading-edge SPAD array (Single Photon Avalanche Diodes) and embeds ST’s second generation FlightSenseTM patented technology. Its accuracy is ±3%, response time is less than 30ms, power consumption is only 20mW in normal operation mode, stand-by power consumption is 5uA.
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DRI0044-A 2x1.2A DC Motor Driver with Gravity Connector (TB6612FNG)
CA$15.20
This DFRobot micro dual way DC motor driver with Gravity connector. It is design based on TB6612FNG motor driver chip. It inherits DFRobot L298N motor control logic, which only need four pins to drive 2 motors. The Gravity connector version expands four GPIO with standard Gravity connector. Once you use the Gravity IO Expansion board (DFR0265), it will be quite convenient. TB6612FNG is a dual-channel full-bridge drive chip. The maximum continuous drive current of single channel can reach 1.2A, peak value 2A/3.2A (continuous pulse / single pulse) , which can drive some micro DC motors. The control logic is similar to L298n, and the code can be directly compatible with the DFROBOT L298N motor driver. Standard XH2.54 pin can be inserted directly into the breadboard. It is a good choice for DIY project or product developments. If you need some tiny module, you can also use the TB6612FNG (DRI0044) module separately.
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DRI0044 2x1.2A DC Motor Driver (TB6612FNG)
CA$8.66
This DFRobot micro dual way DC motor driver is design based on TB6612FNG motor driver IC. It inherits DFRobot L298N motor control logic, which only need four pins to drive 2 motors. Compared with the IC Breakout, it saves two precious GPIO resource, especially in Arduino UNO board. TB612FNG is a dual-channel full-bridge drive chip. The maximum continuous drive current of single channel can reach 1.2A, peak value 2A/3.2A (continuous pulse / single pulse) , which can drive some micro DC motors. The control logic is similar to L298n, and the code can be directly compatible with the DFROBOT L298N motor driver. Standard XH2.54 pin can be inserted directly into the breadboard. It is a good choice for DIY project or product developments.
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DFR0505 SIM7000C Arduino NB-IoT/LTE/GPRS/GPS Expansion Shield
CA$93.13
This SIM7000C Arduino NB-IoT/LTE/GPRS expansion shield is a wireless communication module produced by DFRobot and the design is based on SIMCom SIM7000C. This wireless communication module is designed for Arduino controllers, supporting multi-frequency LTE-FDD communication, dual-frequency GPRS/EDGE communication, NB-IoT communication. No matter prototype developments or small-batch productions, SIM7000C Arduino NB-IoT/LTE/GPRS expansion shield is the best solution to applications of low power consumption, low latency and meddle-throughput. Besides onboard GNSS (Global Navigation Satellite System), SIM7000C supports American GPS, Russian GLONASS, European Galileo, Japanese QZSS and Chinese BeiDou Navigation Satellite System. It can be widely applied to IoT applications such as long-distance control, moving tracking, long distance data uploading and shared bikes.
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DFR0515 FireBeetle OSD Character Overlay Module
CA$19.23
OSD is the abbreviation of On-screen Display, this is a screen menu adjustment display technology to add different menu-style characters on the screen display. FireBeetle OSD Character Overlay Module is a new product presented by DFRobot. It adopts AT7456E OSD chip. This is a single-channel OSD module, equipped with functions like video drive, sync separator, video separate switch, etc. It comes with 512 bytes EEPROM user-defined storage space. After connected to video sources (AV Signals), the display covers 540x192 pixels which can show 16x30 characters on the screen. Users can also call font library to show characters and images. This FireBeetle OSD Character Overlay Module is compatible with FireBeetle series interfaces and can be directly plugged into FireBeetle mainboards.  This module can be widely applied to device character display and time display of monitor device such as road cameras, home automation.
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SEN0248 Gravity: I2C BME680 Environmental Sensor
CA$38.46
DFRobot BME680 Environmental Sensor is a low power gas, pressure, temperature & humidity sensor based on BOSCH BME680 sensor. It is a 4-in-1 multi-functional MEMS environmental sensor which integrates VOC (Volatile Organic Compounds) sensor, temperature sensor, humidity sensor and barometer. With DFRobot Gravity BME680 Environmental Sensor, you can monitor 4 environmental parameters simultaneously at the most. It is designed for air quality monitor, and due to the MEMS technology, BME680 has a small size and low power consumption. It can be widely used in environmental monitoring, home automation and control, Internet of Things (IoT) wearable device, GPS enhancement, etc.
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DFR0523 Gravity: Digital Peristaltic Pump
CA$107.62
Gravity: digital peristaltic pump is a new product developed by DFRobot. This is a new member of our water quality monitoring devices. It is an actuator for the liquid system. DFRobot peristaltic pump integrates a PPM motor driver on the pump, this is a Gravity interface (PH2.0-3P) motor driver. The control signal is compatible with standard servo motor, you can use Arduino, Raspberry Pi, micro:bit and other kinds of microcontrollers to control its direction and flow speed. The tube in the pump head is made up of BPT material, which is anti-acid and long life. Peristaltic pumps are a kind of positive displacement pump used for delivering small amounts of fluid. The fluid is contained within a flexible tube fitted inside a circular pump casing. When the rotor rotates continuously, the fluid in the tube will be squeezed and deliver to the other side. In this way, the liquid flow rate can be easily accuracy controlled.
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TEL0092 ESP8266 Wifi Bee (Arduino Compatible)
CA$12.36
Wifi Bee-ESP8266 is a Serial-to-WIFI module using XBEE design in a compact size, compatible with XBEE slot, applicable to a variety of 3.3V single-chip system. It can be used for Arduino, wireless data transfer, remote control. On-board switch can be used to easily select the Startup module or Upgrade firmware. ESP8266 arduino module has a powerful on-chip processing and storage capacity, built-in 32-bit processor, built-in Lwip protocol stack. Support AP+STA mode co-exist. And you could configure various parameters via AT commands.
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TEL0010 USB to TTL Converter (CP210)
CA$15.31
This USB to TTL converter combine the USB-232-1 (USB to Single RS232 Adapter) and TTL-232-1 (Port-powered RS232/TTL converter) allows you to convert USB to TTL/CMOS compatible levels and vice versa. It can be used to set up APC220 RF wireless module.  It can be used as STC microcontroller program downloader.
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DFR0518 Micro:Mate - A Mini Expansion Board for micro:bit (Gravity Compatible)
CA$11.54
Micro:Mate is a tiny micro:bit I/O expansion board for learning electronics and building DIY projects. It expands 6 sets of 3-pin I/O interfaces, capable of connecting DFRobot Gravity series modules, servo motors, sensors and jumper wires. Additionally, Pin 8, 12, 16 support voltage switch between 3V-5V, allowing up to 5V 2A digital (PWM) output. Micro:Mate is in the same dimension of micro:bit. It connects to micro:bit through contact pins (with spring loaded), ensuring easy, compact and secure connection. The rubber bumpers and the 3.5mm audio jack on the back side keep the expansion installed stably on the board, meanwhile prevents reversed connection.
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