APDS-9309 Equivalent & Substitute Parts

Part Overview

The APDS-9309 is an optical ambient light sensor manufactured by Broadcom Limited, designed for 640nm wavelength detection with I2C digital output. This component operates within a 2.4V to 3V supply range and is housed in a 6-WFDFN surface mount package. The product is currently classified as obsolete, necessitating identification of functionally compatible alternatives for ongoing design requirements and production continuity.

Substiute Parts

APDS-9309

Broadcom LimitedIn Stock: 913APDS-9309 Datasheet

Current PartRFQ

APDS-9306-065

Broadcom LimitedIn Stock: 19395APDS-9306-065 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the APDS-9309 is based on the following criteria derived from the provided parameters:

Core Compatibility Requirements:

• Sensor type: Ambient light detection
• Communication protocol: I2C digital interface
• Mounting technology: Surface mount configuration
• Regulatory compliance: ROHS3 and REACH standards

Wavelength Consideration: The APDS-9309 operates at 640nm (red spectrum). Substitute parts may operate at different wavelengths within the visible spectrum while maintaining identical I2C protocol and surface mount packaging. Wavelength variation reflects different spectral sensitivity characteristics but does not prevent functional substitution in ambient light sensing applications.

Voltage Supply Range: The APDS-9309 requires 2.4V to 3V operation. Substitute parts with extended supply voltage ranges (such as 1.7V to 3.6V) provide broader compatibility with existing power distribution architectures and are considered acceptable alternatives.

Temperature Operating Range: The APDS-9309 operates from -30°C to 85°C. Substitute parts with equal or extended temperature ranges maintain or exceed environmental performance specifications.

Parameter Comparison

Engineering Selection Recommendations

APDS-9306-065 as Primary Substitute:

The APDS-9306-065 is the manufacturer-recommended substitute for the APDS-9309. Both components are manufactured by Broadcom Limited and share identical I2C communication protocols and surface mount technology. The APDS-9306-065 maintains ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements equivalent to the original part.

The APDS-9306-065 provides an extended supply voltage range (1.7V to 3.6V) that encompasses the APDS-9309 operating window (2.4V to 3V), ensuring compatibility with existing power supply designs. The extended lower temperature limit (-40°C versus -30°C) provides additional environmental margin.

The wavelength difference (560nm versus 640nm) reflects spectral sensitivity variation within the visible light spectrum. Both wavelengths are suitable for ambient light sensing applications. The APDS-9306-065 is currently in active production status with substantial inventory availability (19,367 units), ensuring supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Why is the APDS-9309 being discontinued? A: The APDS-9309 is classified as obsolete by the manufacturer. The APDS-9306-065 represents the current active product line for ambient light sensing in this package category.

Q: Will the APDS-9306-065 work as a direct replacement in my circuit? A: The APDS-9306-065 shares identical I2C protocol and surface mount packaging with the APDS-9309. The extended supply voltage range (1.7V to 3.6V) is backward compatible with designs operating at 2.4V to 3V. No circuit modifications are required for voltage supply compatibility.

Q: What is the significance of the wavelength difference (640nm versus 560nm)? A: Wavelength determines spectral sensitivity. The 640nm sensor (APDS-9309) is optimized for red spectrum detection, while the 560nm sensor (APDS-9306-065) is optimized for green spectrum detection. Both are suitable for general ambient light measurement. Application-specific spectral requirements should be evaluated against actual light source characteristics.

Q: Are there package differences between these parts? A: The APDS-9309 uses a 6-WFDFN package, while the APDS-9306-065 uses a 6-SMD Module package. Both are surface mount configurations with equivalent footprint compatibility for standard PCB assembly processes.

Q: Do both parts meet the same regulatory standards? A: Yes. Both the APDS-9309 and APDS-9306-065 are ROHS3 compliant and REACH unaffected, satisfying equivalent regulatory requirements.

Q: What is the inventory status for the substitute part? A: The APDS-9306-065 has 19,367 units in stock as new original inventory, providing immediate availability for production requirements.