MQ2 Sensor
- Operating Voltage: +5V
- Can be used to Measure or detect LPG, Alcohol, Propane, Hydrogen, CO, and even methane
- Analogue output voltage: 0V to 5V
- Digital Output Voltage: 0V or 5V (TTL Logic)
- Preheat duration 20 seconds
- Can be used as a digital or analogue sensor
- Load resistance: 20 KΩ
- Heater resistance: 33Ω ± 5%
- Heating consumption: <800mw
- Sensing Resistance: 10 KΩ – 60 KΩ
- Detection range: 200 – 10000ppm
- Preheat Time: Over 24 hour
- High sensitivity to LPG, Propane, and Hydrogen
- The Sensitivity of a Digital pin can be varied using the potentiometer
MQ135 SENSOR
- Operating Voltage: 3.3 – 5V.
- Detect/Measure NH3, NOx, alcohol, Benzene, smoke, CO2, etc.
- Analog output voltage: 0V to 5V
- Digital output voltage: 0V or 5V (TTL Logic)
- Detection range:10 ppm-300 ppm NH3, 10 ppm-1000 ppm Benzene, 10 ppm-300 ppm Alcohol
- Heating voltage (high): 5V ± 0.1
- Heating voltage (low): 1.4V ± 0.1
- Load resistance: Adjustable
- Heating resistance: 33Ω ± 5%
- Heating consumption: less than 800mW
- Detection temperature: 20℃±2℃
- Relative humidity: 65%+-5%RH
- Preheat duration 20 seconds
- Can be used as a digital or analogue sensor
- Â The sensitivity of Digital pin can be varied using the potentiometer
- It has a long life and low cost.
- Possesses high sensitivity to ammonia, benzene, sulfide gases.
- simple drive circuit
MQ8 GAS SENSOR
- Operating Voltage: 3.3 – 5V.
- Type: Analog Sensor.
- Detection range: 100~1000ppm(H2 gas)
- Heating voltage (high): 5V ± 0.1
- Heating voltage (low): 1.4V ± 0.1
- Load resistance: Adjustable
- Heating resistance: 31Ω ± 5%
- Heating consumption: less than 800mW
- Using temperature: -20°C-50°C
- Storage temperature: -20°C-50°C
- Relative humidity: 55%+-5%RH
- High Sensitivity for Hydrogen
- Small sensitivity to alcohol, LPG, cooking fumes
MQ7 GAS SENSOR
- Operating Voltage: 3.3 – 5V.
- Type: Analog Sensor.
- Can detect the presence of carbon monoxide
- Heating voltage (high): 5V ± 0.1
- Heating voltage (low): 1.4V ± 0.1
- Load resistance: Adjustable
- Heating resistance: 33Ω ± 5%
- Heating time (high): 60 ± 1 seconds
- Heating time (low): 90 ± 1 seconds
- Heating consumption: About 350mW
- Using temperature: -20°C-50°C
- Storage temperature: -20°C-50°C
- Relative humidity: Less than 95%RH
- Oxygen concentration: 21%(stand condition) the oxygen concentration can affect the sensitivity characteristic
- Stable, long life and low cost
- Good sensitivity to Combustible gas in a wide range
MP3 FN-M22P Audio Player Sound Module
- Supports MP3 and WAV decoding.
- Sampling rates supported: 8/11.025/12/16/22.05/24/32/44.1/48(kHz).
- 24-bit DAC output
- Supports dynamic range 90dB and SNR 85dB.
- Supports multiple key control mode, parallel control mode, and UART serial port control modes.
- Possible to update audio files in the SD card via USB connecting with a PC.
- Supports playback of 63 audio files through binary encoding in parallel mode.
- Supports inter-cut advertisements.
- 30 levels adjustable volume.
- Built-in 3W amplifier that can directly drive a 3W/8Ohm speaker.
- Support maximum 3000 audio files under the root directory of the storage device
- Support maximum of 99 folders, each folder can store 255 audio files
- Supports multiple playback files without any pause
- Supports advertisement inter-cut function during playing a sound in serial mode.
- Power input range: DC 3.3-5V (5V is typical)
- Dimension: 40x40mm
IR Sensor Array of 8
- 8 IR Sensors with High Range
- Operating voltage: 3.3 to 5V
- Current supply: 100mA
- Output format: 8 digital I/O compatible signal
- Optimal sensing distance: 3 mm.
- Maximum recommended sensing distance: 6 mm
- Distance between each IR Sensor: 15mm
- Analog and Digital Output pins
- Potentiometer to adjust the sensitivity of the individual sensors
- Applications Line Follower Robots Object Array Sensing
- No analogue to digital conversion requires
- Improved sensitivity over voltage-divider analogue output
- Parallel reading of multiple sensors is possible
- Quality FR4 grade PCB for best performance.
- Dimension: 74.93mm x 12.7mm x 3.175mm
E-18-D80 NK Infrared sensor
- Model: E18-D80NK
- Input voltage: 5VDC
- Sensing range: 3 – 80cm
- Current Consumption: 300mA.
- Cable length: 1 m.
- Current: 100mA
- Pointing Angle: ≤ 15
- Appearance: threaded cylindrical
- Diameter: 18mm
- Length: 45mm
- Detection of object: transparent or opaque
- Output operation: normally open
- Diameter: 17MM
- Â Reverse polarity protection
- Digital Output.
- Can detect colour differences from a certain range.
- TTL output is low whenever the sensor senses an obstacle.
- External control circuit unnecessary.
- Diffuse reflective type.
- Low consumption.
- Operating temperature: -25℃ to 55℃
- Material: plastic
- Red: +5V; Yellow: Signal; Green: GND
HEART BEAT SENSOR
GY-906-BCC MLX90614ESF-BCC IR TEMPERATURE MODULE
- Input supply: 3V-5V
- Input current: 2mA
- Small size, low cost.
- Mounted on a breakout board with two types of pins.
- 10k pull up resistors for the I2C interface with optional solder jumpers.
- Easy to integrate
- Factory calibrated in a wide temperature range
- Mounted on a breakout board with two types of pins
- -40 degrees to 125 degrees C for sensor temperature
- -70 degrees to 380 degrees C for object temperature.
- High accuracy of 0.5C over a wide temperature range
- The measurement resolution of 0.02C
- Single and dual-zone versions
- SMBus compatible digital interface
- Customizable PWM output for continuous reading
- Simple adaptation for 8v to 16V applications
- Sleep mode for reduced power consumption
- Different package options for applications and measurements versatility
HMC5883L COMPASS
- Power supply:3V - 5V
- Communication: Standard IIC communication protocol
- 3-Axis Magnetoresistive Sensors
- PCB thickness: 1.60 mm
- Measuring range: ± 1.3-8 gauss
- 5 milli-gauss resolution
- Compatible with 5V Microcontrollers
- High compass accuracy with an error of just 1 or 2 degrees
- Maximum output sampling frequency: 160 Hz
- 12-Bit ADC Coupled with Low Noise
- AMR Sensors Achieves 2 milli-gauss
- Maximum communication frequency: 400 kHz
- operating temperatures: -30 to +85 °C
- Designed for High Volume, Cost-Sensitive OEM Designs
- Easy to Assemble & Compatible with High-Speed SMT Assembly
- Onboard voltage regulator allows a wide operating voltage range between 3V-5V
- Field Resolution in ±8 Gauss Fields
- Low Voltage Operations (2.16 to 3.6V)
- Low Power Consumption (100 μA)
- Dimensions: 14.35 x 13.16 x 3.40 mm
Force Sensor 5.08mm
- Two pins extend from the bottom of the sensor with 0.1″ pitch making it bread friendly.
- Device Rise Time: <3 microseconds
- Easily customizable to a wide range of sizes
- Actuation Force: 0.1 Newtons
- Cost-effective
- Ultra-thin; 0.45 mm
- Robust; up to 10 million actuation
- Force Sensitivity Range: 0.1 - 10.02 Newtons
- Simple and easy to Integrate.
- Non-Actuated Resistance: 10M W
- Temp Operating Range: 30 - +70 ºC
- 16MHz Clock Speed
- 32 KB Flash Memory
DS18B20 PROBE
- Usable temperature range: -55 to 125°C (-67°F to +257°F)
- 9 to 12-bit selectable resolution
- Uses 1-Wire interface- requires only one digital pin for communication
- Unique 64 bit ID burned into a chip
- Multiple sensors can share one pin
- ±0.5°C Accuracy from -10°C to +85°C
- Temperature-limit alarm system
- Query time is less than 750ms
- Usable with 3.0V to 5.5V power/data
- Each pin uses a heat-shrinkable tube to prevent short circuit, internal sealing glue.
- Stainless steel tube encapsulation waterproof moistureproof prevents rust.
- Stainless steel tube 6mm diameter by 30mm long.
- Contains DS18B20 temperature sensor.
- Uses 1-Wire interface- requires only one digital pin for communication.
- Unique 64 bit ID burned into the chip.
- Multiple sensors can share one pin.
- Temperature-limit alarm system.
- Without the external components, the unique single bus.