1. Introduction
The Keyes 2021 new DIY electronic building block laser module is a small, high-performance laser emitting module that outputs a clear red laser spot, suitable for applications such as ranging, positioning, and signal transmission.
2. Features
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Environmentally friendly materials : The modules are made of black environmentally friendly materials that meet modern safety standards.
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High brightness : Clear and visible laser spot, suitable for long-distance indication.
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Simple interface : Equipped with red anti-reverse plug terminals to ensure a safe connection.
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Wide compatibility : Supports use with various controllers such as Arduino and Raspberry Pi.
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Easy to install : Simple wiring, suitable for beginners.
3. Specifications
|
parameter |
describe |
|---|---|
|
model |
KE4043 |
|
type |
Laser emitting module |
|
Wire length |
200mm |
|
Operating voltage |
DC 5V |
|
Interface type |
Anti-reverse interface with a spacing of 2.54mm |
|
laser wavelength |
650nm |
|
Power consumption |
Approximately 25mA (when operating at 5V) |
4. Working Principle
The laser module generates visible light by activating a laser diode with an electric current. Its working principle is as follows:
-
Power connection : The module is connected to the power supply via GND and VCC, and supports DC 5V operation.
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Signal output : The laser is activated by inputting a high-level signal to achieve constant laser emission.
5. Foot position description
|
Pin Name |
describe |
|---|---|
|
VCC |
Connect the positive power supply terminal; supports DC 5V input. |
|
GND |
negative power connection |
|
S |
Activation signal input terminal |