APDS-9008-020 Overview
The APDS-9008-020 is a precision ambient light sensor designed for efficient and accurate light measurement in industrial and consumer applications. Offering a compact form factor and reliable photodiode technology, it ensures consistent performance across a wide range of lighting conditions. This sensor is optimized for integration into systems requiring ambient light detection for display dimming, power management, or environmental monitoring. Its proven reliability and sensitivity make it a preferred choice for engineers and sourcing specialists aiming to enhance system responsiveness and energy efficiency. For more detailed information, visit IC Manufacturer.
APDS-9008-020 Technical Specifications
| Parameter | Specification |
|---|---|
| Spectral Response Range | 400 nm to 700 nm (Visible Light) |
| Responsivity | 0.55 A/W at 550 nm |
| Package Type | Compact surface-mount device (SMD) |
| Operating Temperature | -40??C to +85??C |
| Dark Current | Less than 2 nA at 25??C |
| Shunt Resistance | Greater than 100 M?? |
| Capacitance | Approximately 15 pF at 0 V bias |
| Rise Time | Less than 10 ??s |
| Typical Forward Voltage | 1.2 V |
APDS-9008-020 Key Features
- Wide spectral sensitivity: The sensor covers the full visible light spectrum (400?C700 nm), enabling accurate ambient light detection that closely matches human eye sensitivity.
- Low dark current: Minimal leakage current under dark conditions improves signal accuracy and reduces noise, critical for low-light applications.
- Compact SMD package: Facilitates easy mounting on PCB assemblies, supporting high-density designs and efficient space utilization.
- Fast response time: With rise times below 10 microseconds, the device supports real-time light measurement in dynamic lighting environments.
- High shunt resistance: Ensures low leakage paths and enhances the sensor??s accuracy and stability over temperature variations.
APDS-9008-020 Advantages vs Typical Alternatives
This sensor delivers superior sensitivity and low noise performance compared to standard ambient light detectors, enabling more precise light measurement. Its compact surface-mount design simplifies integration into modern electronics, reducing assembly complexity. The low dark current and high shunt resistance enhance reliability and accuracy, especially in low-light or variable temperature conditions. These factors combine to provide a robust solution that outperforms many conventional photodiodes in both efficiency and measurement fidelity.
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Typical Applications
- Ambient light sensing for automatic display brightness adjustment, improving user experience and reducing power consumption in portable and fixed devices.
- Environmental monitoring systems requiring precise light level detection for controlled lighting or agricultural applications.
- Industrial automation where reliable ambient light detection supports machine vision or safety systems.
- Consumer electronics such as smartphones, tablets, and wearable devices to optimize screen visibility and battery life.
APDS-9008-020 Brand Info
The APDS-9008-020 is part of a well-established product portfolio specializing in ambient light sensing solutions. Renowned for precision and reliability, this product line supports a variety of industrial and consumer applications where accurate light measurement is critical. Manufactured under stringent quality controls, it meets the demanding requirements of modern electronics design, providing engineers and sourcing specialists with a dependable and high-performance photodiode sensor.
FAQ
What is the spectral response range of this ambient light sensor?
The sensor??s spectral response spans from 400 nm to 700 nm, covering the entire visible light spectrum. This range closely aligns with human eye sensitivity, allowing the device to accurately measure ambient lighting conditions for applications like display brightness control.
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How does the low dark current benefit system performance?
A low dark current means minimal leakage current when the sensor is not exposed to light, reducing noise in the output signal. This improves measurement accuracy, especially in low-light conditions, ensuring reliable ambient light detection and better system responsiveness.
What packaging options are available, and how do they affect integration?
The sensor is provided in a compact surface-mount device package, which supports automated PCB assembly and space-saving designs. This packaging facilitates easy integration into compact electronics, reducing manufacturing complexity and improving reliability.
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Can this device operate in harsh temperature environments?
Yes, the sensor is rated to operate between -40??C and +85??C, making it suitable for a wide range of environmental conditions often encountered in industrial and outdoor applications.
What is the typical response time, and why is it important?
The device has a fast rise time of less than 10 microseconds, enabling real-time light level detection. This quick response is essential for applications where lighting conditions change rapidly and the system must adapt immediately, such as in mobile devices or automated lighting controls.
