Resistor 680R Ohm 5% 0,25W 1/4W

Product Category: Bipolar Transistor, NPN.
BC547B NPN 50V 100mA transistor 0.1A TO-92 features:

- Package / Case: TO-92
- Quantity: 25 units
- Collector-base voltage VCBO: 50V
- Collector-emitter voltage VCEO: 45V
- VEBO emitter-base voltage: 6V
- Continuous collector current: 100mA
- DC MAX collector current: 200mA
- Maximum power dissipation: 500mW

Mini ESP8266 ESP12E CH340 WiFi Development
NodeMcu module based on ESP8266 controller and programming in Lua language
NodeMcu it is equipped with 10 GPIO, PWM, I2C, 1-wire and ADC
It works as a standard WiFi 802.11 b / g / n 2.4 GHz
Wemos D1 Mini ESP8266 ESP12E CH340 WiFi Wireless Development features:

- Compatible with Arduino, programming with the Arduino IDE
- Power supply voltage: 5V
- LOGICAL LEVELS: 3.3V
- 11 input / output pins
- 1 ADC (input: 0-3.3V)
- Supported protocols: 802.11 b / g / n
- Network support: 2.4 GHz - Band: 2400 (MHz)
- Wi-Fi Direct (P2p), Soft Access Point
- Integrated TCP / IP stack
- PLL, regulators and power management units Integrated

50x Ceramic Capacitor 33nF 50v 103 PCB PIC Arduino features:
-Type: ceramic Y5V
-Tolerance: +/-20%
-Dimensions: diameter 6mm, pitch 5.08mm

Orders only in multiples of 50 units

It is very easy to make it work with an Arduino, PIC or any other microcontroller.
In its output pin we will be able to measure the PWM pulse width depending on the distance of the obstacle.
HC-SR04 Ultrasonic Sensor Distance Measuring Module features:
- Supply voltage: 5V (4.5V- 6V)
- Consumption: 30 mA typical, (35 mA max)
- Interface: VCC , GND, Signal
- Range: 2 cm to 3 meters
- Angle 15º
- LED indicator of measurement in progress
- Frequency: 40 kHz for 200 µs - Size: 30mm x 20mm
- Quantity: 1 unit
Useful links for Arduino / Raspberry programming and projects with boards Arduino / Raspberry:
Automatic robot operation with obstacle detection />

Positive Voltage Regulator TS117B 3.3V 1Amp Low Dropout features:
- Blister: SOT-223
- Number of pins: 3
- Step between pins: 2.29 mm
- Manufacturer: from China
- VDD power supply voltage: 12V
- Adjustable output voltage V (OUT): 1.8 - 3.3 V
- Line regulation: 0.2% - 0.5%
- Load regulation: 0.05% - 1.0%
- Fall voltage: 1.3 - 1.5 V
- Limiting current I (CL): 1.5 A
- Adjustment of current change: 90 μA
- Minimum load current: 10 mA
- Current in inactive state: 5 - 10 mA
- Wave rejection: 60 - 70 dB
- Thermal regulation: 0.004 - 0.02% / W
- Temperature stability: 0.5%
- Long-term stability: 0.03 - 1.0%
- Average quadratic output noise: 0.003%
- Thermal resistance, connection to the case: 15 ° C /

LED 5mm RGB 4 Pin anode commun with clear water lens.

Resistors 2K Ohm 5% 0,25W 1/4W features:
-2 Ohm
-Type: Carbon film
-Tolerance: ±5%
-Power: 0.25W
-Dimensions: 2x7mm

Manufacturer: Taiwan Semiconductor 5x Voltage Regulator LDO 3.3V DC SOT223 SMD LM1117 TS1117BCW-3.3 features:
- Type Output: fixed
- Voltage Output: 3.3 V
- Output Current: 800mA
- Max input voltage: 12V
- Operating temperature: -20C to + 85ºC
- Encapsulated: SOT223
- Dropout Voltage Vdo: 1.3V (1A)
- Quantity: 5 units