Texas Instruments
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OPT101PG4
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OPT101PG4

Product Overview

Category: Optical Sensor
Use: Light sensing and measurement
Characteristics: High sensitivity, wide dynamic range
Package: PDIP-8, SOIC-8
Essence: Photodiode with integrated transimpedance amplifier
Packaging/Quantity: Tube/50 units, Tape & Reel/2500 units

Specifications

  • Spectral Response: 320nm to 1000nm
  • Output Voltage Range: 0V to VCC - 1.5V
  • Supply Voltage: 2.7V to 36V
  • Operating Temperature: -40°C to 85°C
  • Dark Current: 0.1nA (typical)
  • Responsivity: 0.45A/W at 650nm

Detailed Pin Configuration

  1. V-
  2. V+
  3. VOUT
  4. NC
  5. GND
  6. VCC
  7. NC
  8. NC

Functional Features

  • Integrated transimpedance amplifier
  • Wide dynamic range
  • Low dark current
  • High responsivity

Advantages and Disadvantages

Advantages: - High sensitivity - Wide operating temperature range - Low dark current

Disadvantages: - Limited spectral response range - Requires external voltage supply

Working Principles

The OPT101PG4 is a photodiode with an integrated transimpedance amplifier. When exposed to light, the photodiode generates a current proportional to the incident light intensity. The transimpedance amplifier converts this current into a voltage output.

Detailed Application Field Plans

  1. Medical Devices: Used in pulse oximeters for non-invasive blood oxygen level monitoring.
  2. Industrial Automation: Employed in light intensity control systems for manufacturing processes.
  3. Consumer Electronics: Integrated into ambient light sensors for automatic display brightness adjustment in smartphones and tablets.

Detailed and Complete Alternative Models

  1. OPT301: Higher responsivity and wider spectral response range.
  2. TSL235R: Lower power consumption and smaller package size.
  3. MAX44009: Digital output with I2C interface for easy integration.

Note: The above information provides a comprehensive overview of the OPT101PG4, its specifications, features, applications, and alternative models.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de OPT101PG4 en soluciones técnicas

  1. What is the OPT101PG4?

    • The OPT101PG4 is a precision, integrated, wide-bandwidth photodiode amplifier with an internal 1-MΩ feedback resistor.

  2. What are the key features of the OPT101PG4?

    • The key features include high bandwidth, low input bias current, low offset voltage, and a wide supply voltage range.

  3. How can the OPT101PG4 be used in technical solutions?

    • The OPT101PG4 can be used for light intensity measurement, optical encoding, position sensing, and other applications requiring a photodiode sensor interface.

  4. What is the typical supply voltage range for the OPT101PG4?

    • The typical supply voltage range is from 2.7V to 36V.

  5. What is the bandwidth of the OPT101PG4?

    • The bandwidth of the OPT101PG4 is typically 14MHz.

  6. What is the recommended operating temperature range for the OPT101PG4?

    • The recommended operating temperature range is from -40°C to 125°C.

  7. Does the OPT101PG4 require an external feedback resistor?

    • No, the OPT101PG4 has an internal 1-MΩ feedback resistor, eliminating the need for an external component.

  8. Can the OPT101PG4 be used in low-light conditions?

    • Yes, the OPT101PG4 is suitable for use in low-light conditions due to its high sensitivity.

  9. What is the output voltage range of the OPT101PG4?

    • The output voltage range is typically 0.1V to VCC-1.5V.

  10. Is the OPT101PG4 suitable for battery-powered applications?

    • Yes, the OPT101PG4's wide supply voltage range and low power consumption make it suitable for battery-powered applications.