OPT101 Light Intensity Sensor Module with Integrated Photodiode Amplifier, 2.7–36 V, Analog Output

Product Overview OPT101 Light Intensity Sensor Module integrating a photodiode and transimpedance amplifier on a single chip. Designed for accurate ambient light measurement with simple analog output. Built with original OPT101 chip, offering stable performance and easy system integration. 1. Product Parameters Sensor IC: OPT101 Sensor Type: Photodiode light intensity sensor Integrated Circuit: Photodiode + amplifier Supply Voltage (VCC): 2.7–36 V DC Output Type: Analog voltage proportional to light intensity Spectral Response: Visible light optimized Response Time: Fast optical response Interface Type: Analog output Operating Temperature: −40 °C to +85 °C 2. Pin Function Description VCC (IN+): DC power input positive GND: Power ground OUT: Analog voltage output REF: Output reference pin 3. Common Questions & Answers (FAQ) Q1: What does the OPT101 measure? A1: It measures ambient light intensity using an integrated photodiode. Q2: Is the output signal digital or analog? A2: The output is analog voltage. Q3: What voltage is required to power the module? A3: It supports a wide range from 2.7V to 36V DC. Q4: Is external amplification required? A4: No, the amplifier is integrated on the chip. Q5: Is it suitable for simple light detection projects? A5: Yes, it is ideal for straightforward light sensing applications.

• 【Integrated Photodiode And Amplifier Design】 OPT101 combines a photodiode and transimpedance amplifier on a single chip; outputs voltage directly proportional to light intensity; eliminates the need for external amplification; simplifies circuit design for straightforward ambient light measurement tasks
• 【Wide 2.7 V To 36 V Supply Voltage Range】 Supports an exceptionally wide input voltage range from 2.7 V to 36 V DC; compatible with low‑voltage microcontrollers and higher‑voltage analog systems; increases flexibility across varied electronic design environments
• 【Analog Voltage Output For Simple Signal Reading】 Provides continuous analog voltage output via OUT pin; enables direct connection to ADC inputs; supports real‑time light level monitoring; ideal for applications requiring smooth and immediate response to brightness changes
• 【Visible Light Optimized Spectral Response】 Spectral response tailored to visible light wavelengths; improves relevance of measurements to human‑perceived brightness; supports consistent ambient light detection without complex digital processing
• 【Fast Optical Response And Compact Module】 Fast response time captures rapid light changes accurately; compact PCB with VCC, GND, OUT, and REF pins simplifies wiring; fits space‑limited layouts; compatible with for Arduino and similar analog‑input controllers