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4N25S - Lite-On

Description: Lite-On, 4N25S DC Input Optocoupler, Surface Mount, 6-Pin PDIP

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4N25S - Lite-On - PCB symbol
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4N25S - Lite-On PCB footprint - Small Outline Packages - Small Outline Packages - 4N25S+
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4N25S Details

  • Manufacturer Part Number:

    4N25S

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.60.00.80

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    Lite-On Semiconductor Corporation

  • YTEOL:

    8

  • Additional Feature:

    UL RECOGNIZED

  • Coll-Emtr Bkdn Voltage-Min:

    30 V

  • Configuration:

    SINGLE

  • Current Transfer Ratio-Nom:

    20%

  • Dark Current-Max:

    50 nA

  • Forward Current-Max:

    0.08 A

  • Isolation Voltage-Max:

    2500 V

  • Number of Elements:

    1

  • Operating Temperature-Max:

    100 °C

  • Operating Temperature-Min:

    -55 °C

  • Optoelectronic Device Type:

    TRANSISTOR OUTPUT OPTOCOUPLER

4N25S Frequently Asked Questions (FAQs)

  • The maximum allowable voltage that can be applied to the input pins is 5V, exceeding which may cause damage to the device.
  • To ensure reliable operation in high-temperature environments, it is recommended to derate the device's current and voltage ratings according to the temperature derating curve provided in the datasheet.
  • The recommended layout and spacing for the 4N25S on a PCB is to keep the device at least 1.5 mm away from other components and to use a ground plane to minimize electromagnetic interference.
  • The 4N25S is not suitable for high-frequency applications above 1 MHz due to its limited bandwidth. For high-frequency applications, consider using a high-speed optocoupler like the 6N137 or 6N138.
  • To troubleshoot issues with the 4N25S, check the input voltage and current, ensure proper PCB layout and spacing, and verify that the device is not overheating. Also, check for any signs of physical damage or contamination.

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4N25S Overview

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