Logo
Contact Us
Cookies Policy
Terms of Use
Privacy Policy
phone
Vivi (Sales)
phone
Ban (Sales)
phone
+86 755-2845-3125
RFQ List
  • open navigation menu
    • Logo
    • RFQ List
      • Manufacturers
      • Hot Products
      • RFQ
      • Blog
      • Tools
      • Sourcing Solutions
      • PCB/SMT
      • About Us
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    CONTACT US
    +86 755-2845-3125
    [email protected][email protected][email protected]
    Room 2709B, 5A Office Building, Longguang Jiuzuan, Hongshan, Longhua District, Shenzhen, China
    Company
    • Blog
    • About Us
    • Contact Us
    Resources
    • Categories
    • Manufacturers
    • Tools
    • RFQ
    Quick link
    • Privacy Policy
    • Terms of Use
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy
    Payment
    • Payment method
    • Payment method
    • Payment method
    • Payment method
    Logistics
    • Logistics partner
    • Logistics partner
    • Logistics partner
    • Logistics partner

    © 2026 Copyright. All Rights Reserved. Made by ICAllIn

    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Optoelectronics/
    4. Optical Switches/
    5. HCPL-643K Micropac Industries

    HCPL-643K [Micropac Industries]

    HCPL-643K
    HCPL-643K

    Part No:

    HCPL-643K

    Category:

    Optical Switches

    Manufacturer:

    Micropac Industries

    Description:

    These are single and dual channel, hermetically sealed optocouplers capable of operation over the full military temperature range.

    Datasheet:

    Product FAQ

    1. Is HCPL-643K available for RFQ?

    Yes. HCPL-643K by Micropac Industries is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for HCPL-643K?

    Pricing for HCPL-643K can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of HCPL-643K?

    HCPL-643K is a Micropac Industries Optical Switches with Input Output Insulation Leakage Current Max: 1.0µA and Input Reverse Breakdown Voltage Max: 4.8V. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for HCPL-643K?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can HCPL-643K be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to HCPL-643K?

    Yes. If HCPL-643K is unavailable, obsolete, or does not meet your required lead time, we can help check similar Micropac Industries Optical Switches parts or compatible alternatives.

    RFQ

    Part Number:

    HCPL-643K

    Manufacturer:

    Micropac Industries

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Junction Temperature
    +175°C
    Lead Solder Temperature
    260°C for 10 sec
    Input Forward Voltage
    1.85V
    Operating Temperature
    -55°C ~ +125°C
    Supply Voltage
    4.75V ~ 5.25V
    Storage Temperature
    -65°C ~ +150°C
    Package
    8 Pin DIP through hole, 20 Pad LCCC
    RoHS Status
    Non-RoHS Compliant
    RoHS Status
    Non-RoHS Compliant
    Average Forward Current Max
    10mA
    Average Output Current Max
    25mA
    Average Output Current Min
    -25mA
    Case Temperature
    +170°C
    Common Mode Rejection
    500V/µs
    Common Mode Transient Immunity
    500V/µs
    Common Mode Transient Immunity Max
    3000V/µs
    Data Rate
    40 M bit/s
    Fan Out Max
    5 TTL loads
    High Level Enable Voltage Max
    VCC
    High Level Enable Voltage Min
    2.0V
    Input Current
    6mA ~ 10mA
    Input Current High Max
    10mA
    Input Current High Min
    6mA
    Input Forward Voltage Min
    1.0V
    Input Low Voltage
    0.7V
    Input Output Insulation Leakage Current Max
    1.0µA
    Input Reverse Breakdown Voltage Max
    4.8V
    Input Reverse Breakdown Voltage Min
    3.0V
    Low Level Enable Voltage Max
    0.8V
    Low Level Enable Voltage Min
    0V
    Output Current
    -25mA ~ 25mA
    Output Power Dissipation Max
    130mW
    Output Voltage
    -0.5V ~ 10V
    Package Power Dissipation Max
    200mW
    Peak Input Current Max
    20mA
    Propagation Delay
    60 ns
    Propagation Delay High To Low Typ
    33 ns
    Propagation Delay Low To High Typ
    30 ns
    Propagation Delay Time Max
    60 ns
    Propagation Delay Time Min
    33 ns
    Pulse Width Distortion
    35 ns
    Pulse Width Distortion Min
    3 ns
    Reverse Input Voltage Max
    3V
    Supply Voltage Output Max
    5.25V
    Supply Voltage Output Min
    4.75V
    Three State Enable Voltage Max
    10V
    Three State Enable Voltage Min
    -0.5V
    Withstand Voltage
    1500 Vdc

    Products Detail

    These units are single and dual channel, hermetically sealed optocouplers designed for high-speed logic isolation. They operate over the full military temperature range (-55°C to +125°C) and are available in standard or MIL-PRF-38534 Class H/K tested versions. Key features include 40 M bit/s data rate, 500 V/µs common mode rejection, 1500 Vdc withstand voltage, and compatibility with TTL, STTL, LSTTL, and HCMOS logic families. They are suitable for military, space, high-reliability systems, and harsh industrial environments.

    Key Features

    • Dual marked with device part number and DSCC standard microcircuit drawing
    • Manufactured and tested on a MIL-PRF-38534 certified line
    • QML-38534, Class H and K
    • Three hermetically sealed package configurations
    • Performance guaranteed over full military temperature range: -55°C to +125°C
    • High Speed: 40 M bit/s
    • High common mode rejection 500 V/µs guaranteed
    • 1500 Vdc withstand test voltage
    • Active (totem pole) outputs
    • Three stage output available
    • High radiation immunity
    • HCPL-2400/30 function compatibility
    • Reliability data
    • Compatible with TTL, STTL, LSTTL, and HCMOS logic families

    Application scenarios

    • Military and space
    • High reliability systems
    • Transportation
    • medical
    • and life critical systems
    • Isolation of high speed logic systems
    • Computer-peripheral interfaces
    • Switching power supplies
    • Isolated bus driver (networking applications)
    • Pulse transformer replacement
    • Ground loop elimination
    • Harsh industrial environments
    • High speed disk drive I/O
    • Digital isolation for A/D
    • D/A conversion

    Documents

    Datasheets:

    HCPL-643K-Avago-datasheet-10308883.pdfHCPL-643K-Avago-datasheet-11515237.pdf
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

    BEST SELL
    MT25QL01GBBB8ESF-0SIT

    MT25QL01GBBB8ESF-0SIT

    Micron

    BEST SELL
    BQ27441DRZR-G1A

    BQ27441DRZR-G1A

    Texas Instruments

    BEST SELL
    K4RAH165VB-BCWM

    K4RAH165VB-BCWM

    SAMSUNG

    BEST SELL
    MT41K512M8DA-107 IT:P

    MT41K512M8DA-107 IT:P

    Micron

    BEST SELL
    KHBBC4B03C-MC1K

    KHBBC4B03C-MC1K

    SAMSUNG

    BEST SELL
    MT41K512M16VRN-107 IT:P

    MT41K512M16VRN-107 IT:P

    Micron

    BEST SELL
    H5AN4G6NBJR-UHI

    H5AN4G6NBJR-UHI

    SK HYNIX

    BEST SELL
    89H16NT16G2ZCHLG

    89H16NT16G2ZCHLG

    RENESAS

    BEST SELL
    MT48H32M16LFB4-6 IT:C

    MT48H32M16LFB4-6 IT:C

    Micron

    BEST SELL
    SBAV99LT1G

    SBAV99LT1G

    Onsemi

    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • AT4N32-CuH-S
      Unknown
      Available for RFQ
      Request Volume Pricing
      -
    • PS2702-1-F3-K-A
      RENESAS
      Available for RFQ
      Request Volume Pricing
      -
    • TCMT1118
      Vishay
      Available for RFQ
      Request Volume Pricing
    • RV1S9262ACCSP-10YC#SC0
      RENESAS
      Available for RFQ
      Request Volume Pricing
      -
    • PS2561BL-1-V-F3-A
      RENESAS
      Available for RFQ
      Request Volume Pricing
    • CNY1713S
      Onsemi
      Available for RFQ
      Request Volume Pricing
      -
    • VO0631T
      Vishay
      Available for RFQ
      Request Volume Pricing
    • TLP561J(C,F)
      TOSHIBA
      Available for RFQ
      Request Volume Pricing
      -
    • HCPL-2201#500
      Broadcom
      Available for RFQ
      Request Volume Pricing
      -
    • TLP291-4(V4GBTPE(T
      TOSHIBA
      Available for RFQ
      Request Volume Pricing
      -

    HCPL-643K

    HCPL-643K

    Micropac Industries

    Infrared Communications(429)LED Indication(86491)LED Lighting Mechanical(4799)LED Lighting(49414)Lighting Connectors(0)LEDs(8236)Displays(28560)LED Bulbs & Modules(46390)Cameras & Accessories(919)Lamps, Holders & Accessories(153546)

    No recently viewed products