Pyroelectric infrared sensor PYD 2592

Product overview
This dual-element pyrodetector integrates two pyroelectric sensing elements connected in parallel within a compact SMD housing (7 x 5 mm) with an optical window. Part of the low-power DigiPyro family, the PYD 2592 provides 14-bit digital output and a configurable motion detection unit with interrupt functionality, enabling streamlined integration into battery-operated systems.

Key features and functionality

• Member of the low-power DigiPyro family.
• Two pyroelectric sensing elements in parallel inside a compact SMD package with optical window.
• Integrated circuitry converts element signals to 14-bit digital data accessible via a digital interface.
• Configurable motion detection unit with interrupt to wake a sleeping host for ultra-low power operation.
• Optimized for minimal power consumption—suitable for battery-operated devices.

Applications

• Battery-operated motion detection devices and sensors.
• Presence detection and interrupt-driven low-power sensing systems.

Technical specifications

• Responsivity: 3.7 kV/W (typical)
• Noise: 4 digits (typ), 12 digits (max)
• Operating requirements: 1.8–3.6 V / 3 µA
• Housing with optical window: SMD, 7 x 5 mm
• Field of view (H / V): 146° / 130°