LDF001-K-03 4.48μm 450mm 5×5 Silicon High & Low Level Light Sensor 2.2–3.7V >110° -40~+80°C | SENBA

The LDF001-K-03 from SENBA’s LDF001 High and Low Level Series is a precision optical sensing device designed for reliable ambient light detection with digital high/low level output. Featuring a 4.48μm spectral response and a 5×5 silicon sensing element with an extended 450mm structure, this sensor provides stable switching performance for light-based threshold detection systems.

Operating within a low-voltage range of 2.2–3.7V, the LDF001-K-03 is optimized for energy-efficient electronic applications requiring simple and reliable high/low level output based on ambient light intensity. Its wide field of view greater than 110° enables broad-angle light detection, making it suitable for wide-area illumination sensing and automatic control systems.

The built-in sensing stability ensures fast response and consistent switching behavior under changing light conditions. Designed for harsh environments, the sensor operates reliably across a temperature range of -40°C to +80°C, ensuring dependable performance in both indoor and outdoor applications.

With its extended sensing structure, silicon-based design, and digital output capability, the LDF001-K-03 is an excellent choice for intelligent light control and automation systems.

Key Features:

• Silicon-based 5×5 light sensing element
• Spectral response: 4.48μm
• High & low level (digital switching) output
• Low operating voltage: 2.2–3.7V
• Wide field of view: >110°
• Extended sensing structure: 450mm
• Wide operating temperature: -40°C to +80°C
• Stable and fast light threshold response

Applications:

• Automatic lighting control systems
• Smart home lighting switches
• Industrial light detection systems
• Outdoor lighting automation
• Energy-saving control circuits
• Ambient light threshold sensing systems