MCR703AT4G The Littelfuse Inc. MCR703AT4G is a sensitive gate SCR with a 100V off-state voltage and 4A RMS on-state current. It is packaged in a surface mount TO-252 case.
Mfr Part #:

MCR703AT4G

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The Littelfuse Inc. MCR703AT4G is a sensitive gate SCR with a 100V off-state voltage and 4A RMS on-state current. It is packaged in a surface mount TO-252 case.
✓ Total Stock: 1,300 pcs

MCR703AT4G Available from 1 distributor

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✓ Non-Authorised
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1,300 pcs
1300 pcs On Request 1 On Request On Request On Request On Request On Request

MCR703AT4G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
SVHC Present

MCR703AT4G Description

Short technical summary and product information.

The Littelfuse Inc. MCR703AT4G is a sensitive gate Silicon Controlled Rectifier (SCR) designed for various power control applications. It features a maximum off-state voltage of 100V and can handle a continuous on-state current of up to 4A RMS.

 

This SCR has a low gate trigger voltage of 800mV and a gate trigger current of 75µA, making it sensitive to trigger signals. The maximum on-state voltage (Vtm) is 2.2V, and the holding current (Ih) is 5mA. It is rated for a non-repetitive surge current of 25A at 60Hz.

 

The operating temperature range for the MCR703AT4G is -40°C to 110°C. It is supplied in a surface mount TO-252 (D-Pak) package, suitable for automated assembly processes. The RoHS status is ROHS3 Compliant, and it has a Moisture Sensitivity Level (MSL) of 1.

MCR703AT4G Quick Information

Product Type: SCR
Series: MCR703
Canonical Name: Littelfuse Inc. MCR703AT4G SCR
Subcategory: SCR

MCR703AT4G Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MCR703AT4G Features

  • 100V off-state voltage rating.
  • 4A RMS on-state current capability.
  • Sensitive gate trigger characteristics.
  • Surface mount TO-252 package.
  • Wide operating temperature range.

MCR703AT4G Applications

  • Ideal for low-power phase control circuits.
  • Used in motor speed control systems.
  • Suitable for lighting dimmer applications.
  • Can be used in relay driver circuits.
  • Applicable for power supply crowbar protection.

MCR703AT4G FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum gate trigger voltage for the MCR703AT4G?

800 mV

What is the maximum gate trigger current?

75 µA

What is the maximum RMS on-state current?

4 A

What is the off-state voltage rating?

100 V

What is the operating temperature range?

-40°C to 110°C

What package is the MCR703AT4G available in?

TO-252-3, DPak (2 Leads + Tab), SC-63

What is the non-repetitive surge current rating?

25 A at 60 Hz

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