KE4069 Keyes DIY Electronic Brick Thin-film Pressure Sensor

**KE4069 Keyes DIY Electronic Brick Thin-film Pressure Sensor**

**1. Introduction**
The Keyes 2021 New DIY Electronic Brick Thin-film Pressure Sensor module is designed for pressure detection, capable of measuring applied force on the sensor surface. It finds applications in wearable devices, touch control systems, and environmental monitoring.

**2. Features**
- **Eco-Friendly Material:** Manufactured with black eco-friendly materials meeting modern safety standards.
- **High Sensitivity:** Thin-film design enables responsive detection of subtle pressure variations.
- **Simple Interface:** Streamlined module design allows easy integration into various circuits.
- **Broad Compatibility:** Compatible with multiple controllers including Arduino and Raspberry Pi for seamless integration.
- **Ease of Use:** Straightforward installation and configuration suitable for beginners.

**3. Specifications**
| Parameter | Description |
|-------------------|--------------------------------------|
| Model | KE4069 |
| Type | Thin-film Pressure Sensor Module |
| Cable Length | 200mm |
| Operating Voltage | DC 5V |
| Interface Type | Analog Output |
| Sensitivity | Wide adaptive range |
| Power Consumption | Approx. 10mA (at 5V operation) |

**4. Working Principle**
The thin-film pressure sensor operates by evaluating resistance changes caused by applied pressure. The working principle is as follows:
- **Power Connection:** The module connects to a power supply via VCC and GND, supporting DC 5V operation.
- **Signal Output:** The sensor's resistance varies with applied pressure, generating an analog voltage signal readable by microcontrollers.

**5. Pin Description**
| Pin Name | Description |
|----------|---------------------------------------------------|
| VCC | Positive power supply connection (+5V) |
| GND | Negative power supply connection |
| S | Analog output signal indicating applied pressure |