The Mitsumi MMR901XA is a miniature surface mount receiver module designed for remote control applications. It integrates a photodiode, preamplifier, and a custom IC into a single compact package, making it suitable for space-constrained designs.

Applications:

• Remote control systems for TVs, VCRs, and audio equipment
• Wireless light switches and dimmers
• Remote controlled toys and robotics
• Security systems and access control
• Industrial control systems

Features:

• Miniature surface mount package
• High sensitivity photodiode
• Integrated preamplifier and custom IC
• Excellent noise immunity
• Suitable for various carrier frequencies
• Low power consumption

Benefits:

• Reduced component count and board space
• Improved remote control range and reliability
• Simplified circuit design and assembly
• Lower system cost
• Enhanced immunity to ambient light and electrical noise
• Extended battery life in portable applications

Additional Details:

The MMR901XA typically operates at a supply voltage of 5V. The peak wavelength sensitivity is around 940nm. It is designed to decode various remote control protocols such as NEC, RC5, and RC6. The module provides a digital output signal that can be directly connected to a microcontroller or other processing circuitry. The operating temperature range is typically -25°C to +85°C. The device is RoHS compliant. The specific carrier frequency supported depends on the exact variant (e.g., 36kHz, 38kHz, 40kHz). Consult the datasheet for detailed electrical characteristics, timing diagrams, and application notes. The integrated design simplifies integration and ensures consistent performance. Its small size is particularly valuable in compact remote control handsets and other miniaturized devices.