Showing 199–207 of 323 results
Cytron MDD10A Dual Channel Enhanced 10Amp DC Motor Driver 30A Peak
Features:
- Bi-directional control for two brushed DC motors.
- Support motor voltage ranges from 5V to 30VDC (Rev2.0).
- No Reverse Polarity Protection at Vmotor, please double check the polarity before power up.
- Maximum current up to 10A continuous and 30A peak (10 seconds) for each channel.
- Support 3.3V and 5V logic level input (for PWM and DIR), compatible with Arduino and Raspberry Pi.
- Solid state components provide faster response time and eliminate the wear and tear of mechanical relay.
- Full NMOS H-Bridge for better efficiency and no heat sink is required.
- Regenerative Braking.
- Speed control PWM frequency up to 20KHz (output frequancy is same and input frequancy).
- Support both Locked-Antiphase and Sign-Magnitude PWM operation. ** Note this is not "RC PWM"
- 2 activation buttons for manual activation or fast test on each channel.
- Dimension: 84.5mm x 62mm
Pam8403 mini 5v digital amplifier board with switch potentiometer
Specifications:
- Updated version, quality is improved! Everything you need except a power supply for adding sound to a project..
- PAM8403 - Powerful and small Class D amplifier mounted on a 28 x 20 mm breakout board. Includes a super smooth potentiometer combination volume / on-off knob. Also includes header pins..
- Mini speakers - 2 pcs. 4 ohm, 3w, 31 mm x 70 mm. The same speakers found in flatscreen TV's and monitors..
- .5 mm cord - Includes 50 cm (19 in) headphone style cord and plug for easy phone or Raspberry Pi connection.
- Material: Metal
- Size: 35 x 30 x 12 mm / 1.38 x 1.18 x 0.47 inch
0.91 inch 128*32 Blue OLED Display Module I2C/IIC Serial Interface
Specifications:
- OLED display, no need backlight, self-illumination, the display performance is better than the traditional LCD, also lower consumption
- Driver IC: SSD1306
- Screen Size: 0.91 Inch
- Resolution: 128 x 32
- IIC Interface
- Compatible with Arduino, Raspberry piÂ
Ky-039 Heart Beat Sensor
Specification:
- Requires 3.3VÂ or 5V at Vcc pin
- Use IR LED and an Optical Transistor to detect pulsation in fingers
- Small and Compact module
- Easy to use.
- Compatible with Arduino, Raspberry pi.
Soil Moisture Sensor Module
Specifications:
- Operating Voltage: 3.3V to 5V DC
- Operating Current: 15mA
- Output Digital - 0V to 5V, Adjustable trigger level from preset
- Output Analog - 0V to 5V based on infrared radiation from fire flame falling on the sensor
- LEDs indicating output and power
- PCB Size: 3.2cm x 1.4cm
- LM393 based design
- Easy to use with Microcontrollers or even with normal Digital/Analog IC
- Small, cheap and easily available
- Compatiable with Arduino , raspberry pi.
5V 16 Channel Relay Module (with Optocoupler)
Specifications:
- 16-channel relay interface board, each one needs 15 - 25mA driver current
- Â Equipped with high-current relay, AC 250V 10A / DC 30V 10A
- Standard interface that can be controlled directly by microcontroller
- Â LED for indicating relay output status
- Compatibles with Arduino, raspberry pi, nodemcu boards.
5V 8 Channel Relay Module (with Optocoupler)
Specifications:
-
- Supply voltage – 3.75V to 6V
- Trigger current – 5mA
- Current when relay is active - ~70mA (single), ~600mA (all eight)
- Relay maximum contact voltage – 250VAC, 30VDC
- Relay maximum current – 10A
- 5V 8-Channel Relay interface board
- LOW level trigger, equipped with indicator easy to recognize the working status
- Each relay has NO and NC ports, easier to connect and control the connected devices
- Selection of plastic material for high temperature and better chemical solution performance.
- PCB size: 5.7 x 13.8 cm
- Support control of 10A 30V DC and 10A 250V AC signals
- Compatible with Arduino, raspberry pi, nodemcu boards.
Metal Touch Sensor Module
Specifications:
- Power supply: 3.3V or 5.5V
- Sensitivity: adjustable
- Sensor Type: analog and digital output
- Low-level output signal used for human body touch sensor alarm
- Low power consumption.
- Can replace the traditional touch of a button.
- Single-channel signal output
- Four M2 screws positioning holes for easy installation.
- Compatible with Arduino Board. As well as Raspberry piÂ
Dot Matrix MAX 7219 Single Module
Specifications:
- Voltage Supply (Vs):4.0V ~ 5.5V
- Â Supply current:330mA
- Â Segment drive source current:10mA
- Â Shut down current:150uA
- Â Scan rate:500-1300Hz, 800Hz
- Operating temperature (MAX7219E):40°C ~ 85°C
- Dimension 32 x 32 x 1.5 cm (L x W x H) (Single Module)
- Dot Led Matrix Module incorporating MAX7219 Driver chip
- Requires only 3 communication wires of MCU
- Cascading multiple Matrix LED Module is very easy
- The size of the display is very compact
- The PCB features M3 holes for mounting.
- Compatible With Arduino Board, Raspberry pi