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φ4

Visible Light Sensor
  • PROD Model:φ4

  • Maximum Applied Voltage: the maximum voltage that can be continuously applied to a component in the dark

  • Dark Resistance: resistance value at 10 seconds after 10Lux illumination is turned off

  • Maximum Power Consumption: maximum power consumption when the ambient temperature is 25 ° C

  • Bright Resistance: after 2 hours of exposure with 400-600Lux light, the
    test value under 10Lux light of standard light source (color temperature
    2856K)

  • γ Value: logarithm of the ratio of the standard resistance value at 10Lux illuminance to 100Lux illuminance

  • γ= Lg(R10/R100) /Lg (100/10) =Lg(R10/R100)

φ4 Product Introduction

  • Epoxy encapsulation

  • Good reliability

  • Small size

  • High sensitivity

  • Fast response

  • Good spectral characteristics

φ4 Product Features

  • Epoxy encapsulation

  • Good reliability

  • Small size

  • High sensitivity

  • Fast response

  • Good spectral characteristics

φ4 Technical Data

φ4

φ4

Applications

Camera shutter control

LDRs can be used to control the shutter speed on a camera. The LDR would be used to measure the light intensity which then adjusts the camera shutter speed to the appropriate level.


FAQ

1. What is the size for LDR?

φ3 series, φ4 series, φ5 series, φ7 series, φ10 series, φ12 series, φ20 series.

2. What is your production capitable?

5 million Pieces per Month

SpecificationTypeMaximum VoltageMaximum powerEnvironmental Temp.
Spectrumpeak valueLight resistance(10Lux)(KΩ)Dark resistance(MΩ)Response time(ms)
IncreaseDecrease
Φ4 seriesGL451615050-30~+70℃
5405- 100.63030
GL452615050-30~+70℃54010- 2013030
GL4537-115050-30~+70℃54020- 3023030
GL4537-215050-30~+70℃54030- 5033030
GL4548-115050-30~+70℃54050- 10053030
GL4548-215050-30~+70℃540100- 200103030


φ4 Product Specification Document

Access detailed technical information, configuration guides, and solutions notes to support your evaluation and implementation of the SB-2023 Series.

  • φ4 Datasheet

    Comprehensive technical specifications and detailed reference data for modules and components.

    Download
  • φ4 Pinout

    Standard pin assignment, interface definition and signal pin functions for reliable connection.

    Download
  • φ4 Circuit Diagram

    Complete wiring diagram, application schematic and typical connection scheme for design reference.

    Download
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