74HC151 8-Input Multiplexer IC

1. C Name: 74HC151
2. Package/Case: DIP-16

XL4016E1

1. Input voltage: 4-40VDC,
2. Output voltage: (1.25-36V) continuously adjustable (recommended load debugging).
3. Efficiency: 94%
4. Output current: 8A(max)
5. Output Power: 200W (max)

220 Ohm 0.25W Metal Film Resistor

Resistance (Ω): 220

Tolerance (%): 1

 Maximum Working Voltage (V): 250

 Maximum Overload Voltage (V): 500

 Temperature Co-efficient: ±50 ppm/°C

Operating Temperature (°C): –40 to 150

Mounting Type: Through Hole

3*6*2.5 mm SMD Tactile Switch

1. Used in the fields of electronic products, household appliances and more.
2. This light touch switch is waterproof, prevent oil, anti-pollution, anti-static interference.
3. High precision mechanism design offers acute operation and long service life.
4. Compact and lightweight, easy to carry and dismantling.
5. Good electrical Conductivity.

4×4 Matrix 16 Keyboard Keypad

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

CN3791 12V MPPT Solar Charger Module

Features:

1. Maximum Power Point Tracking (MPPT) Solar Charger Module
2. 2-Pin JST Connectors for Solar Panel and Battery Connection
3. PWM Switching Frequency of 300KHz
4. Maximum Charging Current of 2A