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Ningbo Wason Lighting Technology Co.,Ltd

 [Zhejiang,China]

Business Type:Manufacturer

Main Markets: Africa , Americas , Asia , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide

Exporter:81% - 90%

Certs:BSCI, ISO9001, CE, REACH, RoHS, UL

Home> Blog> Homemade led flashlight step tool / raw materials

Homemade led flashlight step tool / raw materials

July 30, 2020
Homemade Led Flashlight step tool / raw materials:

Electric iron

Hand grinding

Utility knife

350 ohm resistor 1

1 IN4007 LED

Silicone rubber and thermal curing adhesive

AB glue

1WLED1

15 degree condenser lens 1

18650 lithium battery (to be charged with protection board) 1

AMC7135 steady current chip 1

a stainless steel tube with an inner diameter of 21mm

1 switch

Heat shrinkable tube

wire

Method / Step:

1. Working principle

Homemade led flashlight _ simple led flashlight circuit diagram

2. Welding steady current chip and LED

Place the 7135IC on the PCB surface of the LED, clip it with the book clip and solder it.

Homemade led flashlight _ simple led flashlight circuit diagram

3. Wiring

According to the description of the circuit diagram, the red line is connected to the LED positive pole, and the black line is connected to the GND pin of the 7135IC.

Homemade led flashlight _ simple led flashlight circuit diagram

4. Processing condenser lens

Installed LED coated with silicone rubber to improve waterproof and dustproof performance, installed lens lighting test, good, bright

Insert the lens into the stainless steel tube, pull the wire from the tail, and pour the heat-curing silicone to transfer the heat of the LED to the stainless steel tube.

Homemade led flashlight _ simple led flashlight circuit diagram

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Contact Us

Author:

Mr. Daniel Chen

E-mail:

chen@wasonlighting.com

Phone/WhatsApp:

8618667873006

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Contact Us

Author:

Mr. Daniel Chen

E-mail:

chen@wasonlighting.com

Phone/WhatsApp:

8618667873006

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