DS18B20 Digital Temperature Sensor Module with cable
- Multidrop capability simplifies distributed temperature sensing applications
- Thermometer resolution is user-selectable from 9 to 12 bits
- Converts temperature to the 12-bit digital word in 750ms (max.)
- User-definable nonvolatile (NV) alarm settings
- Supply Voltage (V): 3 to 5.5
- Temperature Range(°C): -55 to +125
- Measuring Accuracy(°C): ±0.5
- Resolution: 9bits to 12bits (Selectable)
Metal Desoldering Pump Semi – Aluminium Alloy Tin Absorber
- Metal body
- High suction power
- Teflon nozzle
- Easily replaceable nozzle
- Easy to clean and maintain
- Sturdy metal rod
- Comes with an innovative Protective case
- Ideal for removing semi–aluminium alloy tin
L298N 5V Motor Driver Board-Red
- Module name : dual H bridge motor drive module
- Work mode : H bridge drive
- Main control chip : L298N
- Logical voltage : 5V
- Drive voltage : 5v-35v
- Logical current : 0mA-36mA
- Driving current : 2A(MAX single bridge)
TTP229 16-way Capacitive Touch Switch Module
- Working voltage: 2.4V to 5.5V
- Built-in regulator
- Two modes
- Simple 8 key mode with independent 8 Channel parallel output.
- Advanced 16 Key modes with I2C interface output.
- Modes can be selected and configured by the user.
- Adjustable sensitivity
140pcs U-Shape Breadboard Jumper Cable Wire Grade A
- 140 quality jumper
- Color: red, orange, yellow, green, blue, purple, gray, brown, white.
- Box size: 165 × 55 × 10 (LxWxH) mm.
- 140 pcs of 22 AWG solid wires
XL4015 5A Constant Current / Voltage LED Drives Lithium Battery Charging Module
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High-efficiency DC-DC buck (step-down) power supply based on XL4015 chip
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Supports 0–5A adjustable output current with constant current (CC) and constant voltage (CV) modes
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Operates at 300 KHz fixed frequency PWM for stable performance
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Low ripple (<50mV) ensures clean and reliable output
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Can be used as a lithium battery charger (Li-ion, LiPo) with CC/CV charging function
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Suitable as an LED driver, step-down regulator, or battery charging module
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Adjustable output voltage & current for flexible applications
3.7V 500mAH (Lithium Polymer) Lipo Rechargeable Battery (Model – YXL-551145P)
- Battery Model: KP-551145
- Material: Lithium Polymer
- Battery Type: KP-600938 Rechargeable Power Battery
- Voltage: 3.7V
- Capacity: 450 mAh
- No memory effect
- Environmentally friendly
TTL to RS485 Power Supply Converter Board 3.3V 5V Hardware Auto Control Module
- Anti-Interference Ability
- Baud rate: 110 ~ 256000bps
- Operating Voltage: 3v to 30VDC
- Compatible With Both 3V and 5V logic
3.3-5.5V HC-SR04+ Ultrasonic Sensor 4pin
- Power Supply +5V DC
- Working Current 15mA
- Output Signal Electrical frequency signal
- Ranging Distance 2cms – 400 cms
- Resolution 0.3 cm
PL2303 USB to TTL RS232 Module (USB to Serial Cable)
- Built-in TTL COM PC-PL2303 Chip.
- Standard USB type and TTL 4 pin connector
- Simple and Easy way to give USB support to your designs
- Available for Linux, Mac, WinCE, and Windows (XP, 7), Win 8
- Cable Length: 1M
- Net Weight: 30gm
MQ-9 CO Carbon Monoxide methane liquefied Gas Sensor
- Good sensitivity to CO/Combustible Gas
- High sensitivity to Methane, Propane, and CO
- Long life and low cost
- Simple drive circuit
- Input voltage: DC 5±0.2V
- Current Consumption: 150mA
MQ-7 CO Carbon Monoxide Coal Gas Sensor Module
- Operating voltage: DC 5 V.
- The analog output voltage, the higher the concentration the higher the voltage.
- The carbon monoxide detection with better sensitivity.
- With a long service life and reliable stability.
- Rapid response and recovery characteristics.
- Range: 10 to 1000 ppm.
MQ-3 Alcohol Ethanol Detection Sensor Module
- Power requirements: 5 VDC @ ~165 mA (heater on) / ~60 mA (heater off).
- Current Consumption: 150mA.
- DO output: 0.1 and 5V.
- AO output: 0.1- 0.3 V (relative to pollution), the maximum concentration of a voltage of about 4V
- Detecting Concentration: 0.05-10mg/L Alcohol.
28BYJ-48 12V 4-Phase Stepper Motor
- Rated voltage: 12V DC
- Reduction Ratio: 64:1
- Step Angle: 5.625° /64
- Frequency: 100Hz
- Self-positioning Torque: >34.3mN.m
- Friction torque: 600-1200 gf.cm
- Pull in torque: 300 gf.cm
TTP226 8-way Capacitive Touch Switch Module
- Onboard 8 key TTP226 capacitive touch induction IC.
- Onboard 8-way level indicator.
- Working voltage: 2.4 to 5.5 V.
- Modules, you can set the output mode, key output mode, the longest time and fast/low power output
GY-45 MMA8452 3-Axis Accelerator Module
- Operating Voltage: 3-5VDC
- 3 Axis Accelerometer Module
- Compatible With Arduino and Raspberry Pi
- Two Interrupt Pins
- Communication Via I2C Bus
MQ-135 Air Quality Sensor Detection Module
- Sensitivity to Ammonia, Sulphide and Benzene steam
- Sensitive for benzene, alcohol, smoke
- Fast response and recovery
- Adjustable sensitivity
- Signal output indicator
- Output voltage boosts along with the concentration of the measured gases increases.
ACS712 20A Range Current Sensor Module
- Low-noise analog signal path
- Device bandwidth is set via the new FILTER pin
- 5 µs output rise time in response to step input current
- Small footprint, low-profile SOIC8 package
- 2.1 kVRMS minimum isolation voltage from pins 1-4 to pins 5-8
- Supply Voltage: 4.5V~5.5V DC
- Measure Current Range: 20A
- Sensitivity: 100mV/A
Core Board STM8S103F3P6 STM8 Development Board Minimum System Board
- Chipboard STM32F103C8T6
- On board, SWIM interface and reset button
- Micro USB line or the 2.54 pin to link to the power with the input voltage 4.5V-15V.
- Power light and the Demo indicator light
- Leads all the pins and has detailed label for the Pins.
- Support SWIM debug mode.
Official 7Semi DC Buck Converter Breakout 5V 2A Out (AP62301)
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5V DC output with up to 2A continuous current
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Wide input voltage range: 7V to 14V DC
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AP62301 synchronous buck converter IC
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Low EMI design for noise-sensitive applications
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High efficiency with low output ripple
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Compact 18 × 16 mm breakout board
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Built-in protection: over-current & over-temperature
