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SCRs Sen SCR 400V .8A 200uA

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S4X8ESAP General Description

SCR 400 V 800 mA Sensitive Gate Through Hole TO-92

Littelfuse Inventory

Key Features

  • RoHS compliant
  • Thru-hole and surface mount packages
  • Surge current capability> 10Amps
  • Blocking voltage ( VDRM / VRRM ) capability - up to 800V
  • High dv/dt noise immunity
  • Improved turn-off time (tq) <25 μsec
  • Sensitive gate for direct microprocessor interface


Manufacturer Littelfuse Product Category SCRs
RoHS Details Series SxX8xSx
Breakover Current IBO Max 10 A Rated Repetitive Off-State Voltage VDRM 400 V
Off-State Leakage Current @ VDRM IDRM 3 uA On-State RMS Current - It RMS 800 mA
Vf - Forward Voltage 1.7 V Maximum Gate Peak Inverse Voltage 5 V
Gate Trigger Voltage - Vgt 800 mV Gate Trigger Current - Igt 200 uA
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 125 C
Mounting Style Through Hole Package / Case TO-92
Brand Littelfuse Current Rating 510 mA
Height 5.33 mm Holding Current Ih Max 5 mA
Length 5.2 mm Non Repetitive On-State Current 10 A
Product Type SCRs Factory Pack Quantity 2000
Subcategory Thyristors Type SCRs
Width 4.19 mm Unit Weight 0.016000 oz
Package Tape & Box (TB) Product Status Active
Voltage - Off State 400 V Voltage - Gate Trigger (Vgt) (Max) 800 mV
Current - Gate Trigger (Igt) (Max) 200 µA Voltage - On State (Vtm) (Max) 1.7 V
Current - On State (It (AV)) (Max) 510 mA Current - On State (It (RMS)) (Max) 800 mA
Current - Hold (Ih) (Max) 5 mA Current - Off State (Max) 3 µA
Current - Non Rep. Surge 50, 60Hz (Itsm) 8A, 10A SCR Type Sensitive Gate
Operating Temperature -40°C ~ 125°C Mounting Type Through Hole
Supplier Device Package TO-92


Shipping Method

Our products are mainly transported and delivered by DHL, FedEx, UPS and other logistics partners on site -- Available to 200+ countries.

Delivery Time

The delivery time is usually within 2-7 days, depending on the logistics provider and the area of delivery.

The following are the estimated delivery times of some logistics service providers.

  • DHL

  • Fedex

  • UPS

  • EMS

  • Registered Air Mail


We accept TT prepayment (bank transfer), paypal, credit cards, Western Union, Money Gram.

Checks and other instruments are not supported to pay for orders and customers are required to pay all possible fees, including sales tax,
customs fees, etc.

  • Wire Transfer

  • Paypal

  • Credit Card

  • Western Union

  • Money Gram


Our policies and procedures are designed to ensure compliance with various quality specifications and to quickly resolve quality-related issues.

We promise to provide 365 days quality assurance service for all our products.

If you have any dissatisfaction with the quality of the product you received, you can contact us for a refund or exchange, as long as the product is kept in its original condition.


AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.
  • ESD


  • Tape and Reel

    Tape and Reel

  • Cut Tape

    Cut Tape

  • Tube or Tray

    Tube or Tray


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Buying Guide

  • What is the lifespan of S4X8ESAP?

    The lifespan of S4X8ESAP depends on various factors such as the quality of materials used, operating conditions, and the manufacturer's recommended usage time. The datasheet provided by the manufacturer specifies the expected lifespan of the product.

  • Where can I find the full specification of S4X8ESAP?

    You can find it with PDF Datasheet for S4X8ESAP on this page. If it is not available, you can contact Avaq at [email protected] to inquire about the Datasheet for this part.

  • How to check the quality of S4X8ESAP?

    Avaq has separate quality services with common quality inspection equipment for testing items, you can also fill out a sample form, our team will get in touch with you within 24 HOURS.

  • Can I purchase samples for testing?

    Avaq offers free samples for customers to test. This can often help you determine whether the chip or component meets your needs.

  • Where can I check the delivery after the order is completed?

    Once the order is completed, you will receive an order confirmation email containing a tracking number from AVAQ, then you can track the delivery by yourself.

  • Where to view my order of S4X8ESAP or my history order record?

    You could view all of your orders by logging in or registering AVAQ account. Log in or Register an account now.