KE4037 Keyes DIY Electronic Brick IR Transmitter Module

KE4037 Keyes DIY Electronic Brick IR Transmitter Module

1. Introduction
The Keyes 2021 New DIY Electronic Brick IR Transmitter Module is designed for transmitting infrared signals, widely used in remote controls, interactive toys, and other projects requiring infrared data transmission. This module features a simple interface and reliable transmission performance.

2. Features
- Eco-Friendly Material: The module uses black eco-friendly materials compliant with modern safety standards.
- High Transmission Sensitivity: Capable of stably transmitting IR signals in various environments.
- Anti-Reverse Interface: Equipped with a blue anti-reverse connector for secure and reliable connections.
- Wide Compatibility: Compatible with various controllers like Arduino and Raspberry Pi for easy project integration.
- Easy Installation: Simplified wiring design suitable for beginners and DIY projects.

3. Specifications
| Parameter | Description |
|-----------------|--------------------------------------|
| Model | KE4037 |
| Module Type | IR Transmitter Module |
| Cable Length | 200mm |
| Operating Voltage | DC 5V |
| Interface Type | 2.54mm Pitch Anti-Reverse Interface |
| Transmission Frequency | 38KHz |
| Power Consumption| Approx. 20mA (at 5V operation) |

4. Working Principle
The IR transmitter module emits infrared light through an LED, modulated via PWM signals:
- Power Connection: The module connects to a power supply via GND and VCC, operating at DC 5V.
- Signal Control: The input signal modulates the IR emission, enabling transmission of different data patterns.

5. Pin Description
| Pin Name | Description |
|----------|---------------------------------------------------|
| VCC | Positive power supply connection (DC 5V input) |
| GND | Negative power supply connection |
| S | Signal input pin for modulating IR transmission |