Reference: RBD-1575

5V 2 Channel Solid State Relay (SSR)

1 review

Part Number: G3MB-202P Power supply:5VDC/160mA Trigger Voltage (VDC):5 Switching Voltage (VAC):240@2A Isolation: Phototriac

Reference: RBD-1602

WeMos D1 CH340 WiFi Development Board ESP8266 ESP-12F

Microcontroller: ESP8266EX Operating Voltage: 3.3V Digital I/O Pins: 11 (all I/O pins have interrupt/PWM/I2C/one-wire capability, except for D0) Analog Input Pins: 1 Flash Memory: 4MB On-Board Switching Power Supply: Input Voltage Range: 9V to 12V Output: 5V at 1A Max

Reference: RBD-1603

MicroPython Board R3 ATmega328P+ESP8266, 8Mb flash, USB-TTL CH340G, Micro-USB

2 reviews

USB-TTL converter. Logic Level: 5V. Operating Supply Voltage: 5V. Digital I/O Pins: 14. Analog I/O Pins: 6.

Reference: RBD-1635

Dual Channel Motor Driver Shield For Arduino

Logic control, 5V from Arduino main board Polarity protection for External motor power input 2 fast test buttons for each motor channel Motor Driven Voltage：6.5 to 12VDC(VIN Power Supply), 5.0 to 26VDC (External Power Source) Up to 2A current each channel Pin 4, 5,6,7 are used to drive two DC motor Support PWM speed control Support  advance speed control

Reference: RBD-1738

Active Speaker Buzzer Module for Arduino 5V

16 reviews

Operating Voltage : 1.5 ~ 15V DC Working Current: Less than 25mA Tone Generation Range : 1.5 ~ 2.5kHz Dimensions (LxWxH):  26 x 15 x 11 mm

Reference: RBD-1762

Mini BD243 Bubble 9-12V Tesla Coil Electronics Wireless PCB Module

4 reviews

Input voltage(V): 9-12 It can produce high-temperature PCB board size(cm):  3.1 x 4 It is convenient for fans to install high efficiency Weight(g): 20This product is shipped as unassembled and requires soldering to be completed. You will need to do the soldering yourself.

Reference: RBD-1810

L293D Shield for NodeMCU V2

1 review

Motor Power Range: 4.5V ~ 36V Control supply range: 4.5V ~ 9V Logical operating current Iss: ≤60mA Driving part of the work current Io: ≤1.2A Maximum power dissipation: 4W (T = 90 ℃) Operating temperature : -25 ℃ ~ + 125 ℃ Drive Type: Dual high-power H-bridge driver

Reference: RBD-1815

PC817 4 Channel Optocoupler Isolation Board

I/O Isolation for MCUs (Micro Controller Units) Noise Suppression in Switching Circuits Driving Port Signal Voltage: 3.6-24V Output Port Voltage Port: 3.6-30V Output Can Be Switched From Pull-Up or Pull-Down With Jumpers.

Reference: RBD-1816

TTL to RS485 Converter 3.3V/5V Hardware Automatic Control Converter Module

Anti-Interference Ability Baud rate: 110 ~ 256000bps Operating Voltage: 3v  to  30VDC Compatible With Both 3V and 5V logic

Reference: RBD-1840

DS1302 Real Time Clock Module

5 reviews

The DS1302 trickle-charge timekeeping chip module with battery backup  A real-time clock/calendar and 31 bytes of static RAM. Communicates with a microprocessor via a simple serial interface. Real-time clock/calendar provides seconds, minutes, hours, day, date, month, and year information. Note: Batteries not included.

Reference: RBD-1867

TDA7297 Audio Amplifier Module

Original TDA7297 core technology Easy Plug and Play Operation Dynamic operating Voltage Range: 8 to 16V High fidelity Dual 15W output.

Reference: RBD-1871

EGS002 SPWM Pure Sine Wave Inverter Module

5V single power supply. Wave frequency adjustable 0-400Hz adjustable frequency pure sine wave. Unipolar and bipolar modulation mode. External 12MHz crystal oscillator. PWM carrier frequency 23.4KHz. Voltage, current, temperature feedback real-time processing. Overvoltage, Undervoltage, overcurrent, overheating protection function. Pin set soft-start mode...

Reference: RBD-1912

L293D Motor Driver Module

1 review

New L293D motor shield, the input voltage DC4.5-25V 600mA output current capability per channel 1.2A peak output current(non-repetitive) per channel Enable facility Overtemperature protection Logical “0” input voltage up to 1.5V(High noise immunity)

Reference: RBD-1916

RS232 to TTL Serial Interface Module

IC Chip: MAX3232 Operating Voltage: 3.3-5.5V It can be used to program STC MCU, NXP MCU, Renesas MCU, STM32 MCU, N+-2EC MCU Pre-assembled compact size board Suitable for use with most microcontrollers Operates up to 250 kbit/s

Reference: RBD-1923

PWM to Voltage Converter Module 0-100% to-10V

2 reviews

Conversion range: 0% -100% PWM to 0-10v voltage PWM signal reception frequency range: 1KHz – 3KHz Operating voltage: 12V – 30V DC Allowable error: 5%

Reference: RBD-1970

Brand: DFRobot

Gravity: Speech Synthesis Module V2.0 (Support English and Chinese)

Version 2.0 More natural pronunciation Fewer pronunciation errors for polyphone characters No option of speakers

Reference: RBD-1973

Brand: DFRobot

IO Extender for micro:bit

Easy-to-use  Low-cost expansion board for micro:bit Leads out all IO ports of micro:bit Specially-designed port for “HuskyLens AI camera”. This board can be used to Provide stable 5V power supply for HuskyLens to make it run steadily in all modes. Silkscreens on the back clearly indicate the functions of all interfaces

Reference: RBD-2041

360 Degree Rotary Encoder Brick Sensor Module

10 reviews

Model : KY-040. Type : Incremental Encoder. Cycles per revolution (CPR) : 20. Working voltage : 0 – 5V. Material : PCB + Brass. Mounting Nut Thread diameter: 6.6mm Weight : 10 gm.

Reference: RBD-2057

CH9350 USB Serial Module HID Keyboard Mouse Barcode Reader For Arduino

Access multiple interfaces simultaneously  Serial Communication Smaller Volume Wide Range of applications You can access the sample code and documents for this product by visiting your order history page.

Reference: RBD-2145

L298P Motor Driver Shield for Arduino

L298P based Arduino motor driver shield Onboard Buzzer (D4). Onboard Bluetooth interface, you can directly plug, no wiring required. Six Analog interface. Forward, Backward steering indicators

Reference: RBD-2149

50kg Half-bridge Experiments Body Scale Load Cell Sensor

1 review

Capacity (Kg): 50. Output Sensitivity (mv/v): 1.0±0.1. Nonlinearity (%FS): 0.03. Repeatability (%FS): 0.03. Input Resistance (Ω): 1000. Insulation Resistance (MΩ): ≥5000.

Reference: RBD-2156

4×4 Matrix 16 Keyboard Keypad

2 reviews

Easy communication with any microcontroller. Tactile type switches. Over 1,000,000 operations per key. Contact rated for 12V dc @ 20mA. Over 1,000,000 operations per key.

Reference: RBD-2157

4×3 Matrix 12 Keyboard Keypad

Easy communication with any microcontroller. Tactile type switches. Over 1,000,000 operations per key. Contact rated for 12V dc @ 20mA. Over 1,000,000 operations per key.

Reference: RBD-1399

2 Channel 12V Relay Board Module

4 reviews

Operating Voltage: 12V DC Two separate LEDs for On/Off indication of the Relay Triggering input voltage 3.3V – 5V 4) Back EMF protection Equipped with high-current relay 10A@250VAC / 10A@30VDC It can control both AC and DC appliances such as Solenoids, Motors, lights, fans, etc High-quality screw terminals (Terminal Block) provided (C, NC, NO) for quick...

Reference: RBD-0737

5V 1 Channel Solid State Relay (SSR)

3 reviews

Power supply:5VDC/160mA Switching Voltage (VAC):240@2A Isolation: Phototriac

Reference: RBD-2213

TPA3118 PBTL Mono Digital Amplifier Board 1X60W 12V 24V Power Amplifier Module

1 review

Operating voltage (v):DC 8 – 24V Chipset:TPA3118 Power output:60W Material:FR4

Reference: RBD-2219

ESP32-IO Shield Expansion Board for Arduino WIFI ESP32

ESP32-IO shield Compatible with RoboticsBD ESP32 Core board Brings out all the pins of RoboticsBD ESP32 Core board 2 rows of 2.54mm pin headers for connecting other sensors Power supply circuit for RoboticsBD ESP32 Core board DC 7-12V voltage input DIP switch for controlling the power

Reference: RBD-2220

Full Color LED Module SCM Light Water 5050 LED Module For Arduino

Good PRINT PACK design, very beautiful. 8 world of the three primary colors (red-green-blue) LED color, scanning control mode. Applicable for various platforms, such as 51 / AVR / AVR / ARM / for Arduino All kinds of platforms.

Reference: RBD-2223

MOSFET Electronic Switch DC Controlling Board

1 review

Input Voltage: 3 V ~ 20 V Input Current: 5mA Output Voltage: 5 V ~ 35 V Output Current: 5A Item Dimensions: 46 * 25 * 18mm

Reference: RBD-2225

1 Channel 24V Relay Board Module with OPTO Isolation Support High or Low Level Trigger

Output SPDT Relay. Header connector for connecting power and trigger voltage. LED indicates relay status. Screw terminal connector for easy relay output connection. Note: Relay brand may vary from actual product as our stock rotates.

Reference: RBD-2226

2 Channel 24V Relay Board Module with OPTO Isolation Support High or Low Level Trigger

Operating Voltage: 24V DC Two separate LEDs for On/Off indication of the Relay Triggering input voltage 3.3V – 5V 4) Back EMF protection Equipped with high-current relay 10A@250VAC / 10A@30VDC It can control both AC and DC appliances such as Solenoids, Motors, lights, fans, etc High-quality screw terminals (Terminal Block) provided (C, NC, NO) for quick...

Reference: RBD-2114

Multifunctional Expansion Board LM35 Temperature Buzzer for UNO

Multifunctional Expansion Board LM35 Temperature Buzzer for Arduino UNO Fully compatible with Arduino UNO interface Integrates multiple module functions Provides basic experimental modules for beginners Expansion ports for additional module experiments