The IR3M15N5/E2 is a remote control receiver module manufactured by Sharp Microelectronics. This module integrates a photodiode, amplifier, and demodulator into a single package to receive infrared signals transmitted from remote controls. It's designed to decode commonly used IR protocols and output a digital signal that can be processed by a microcontroller or other control circuitry.
Applications:
- Television remote control systems: Receives IR signals from remote controls to change channels, adjust volume, and access menus.
- Audio/Video equipment remote control: Used in DVD players, Blu-ray players, and stereo systems for wireless control.
- Air conditioner remote control: Enables wireless control of temperature, fan speed, and other settings.
- Projector remote control: Provides wireless control of projector functions such as power, focus, and zoom.
- Home automation systems: Integrates with smart home hubs to control lighting, appliances, and other devices via IR.
Features:
- Miniature package: Saves board space for compact designs.
- High sensitivity: Detects weak IR signals for reliable operation.
- Built-in demodulator: Decodes commonly used IR protocols, simplifying system design.
- Immunity to ambient light: Minimizes interference from sunlight and artificial lighting.
- Low power consumption: Extends battery life in remote control applications.
Benefits:
- Easy integration: Simplifies the design and implementation of remote control systems.
- Reliable performance: Ensures accurate reception of IR signals, even in challenging environments.
- Compact design: Enables the development of small and lightweight remote controls.
- Long battery life: Reduces the frequency of battery replacements.
- Cost-effective solution: Provides a complete IR receiver solution at a competitive price.
Additional Details:
The IR3M15N5/E2 operates on a supply voltage of typically 5V. It is sensitive to a specific carrier frequency, usually around 38 kHz, which is a standard for IR remote control protocols. The output signal is typically a digital signal (TTL-compatible). The operating temperature range is usually between -25°C and +85°C. Consult the manufacturer's datasheet for detailed specifications such as the detection range, sensitivity, and output characteristics.
