MCD500-20IO1

Series:	--
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Structure:	Series Connection - SCR/Diode
Number of SCRs, Diodes:	1 SCR, 1 Diode
Voltage - Off State:	2kV
Current - On State (It (AV)) (Max):	545A
Current - On State (It (RMS)) (Max):	1294A
Voltage - Gate Trigger (Vgt) (Max):	3V
Current - Gate Trigger (Igt) (Max):	300mA
Current - Non Rep. Surge 50, 60Hz (Itsm):	16500A @ 50Hz
Current - Hold (Ih) (Max):	1A
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Chassis Mount
Package / Case:	WC-500
Base Part Number:	MC*500

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Thyristors - SCRs - Modules: MCD500-20IO1 Application Field and Working Principle

The MCD500-20IO1 is a type of thyristor, also known as a silicon-controlled rectifier (SCR). Thyristors are semiconductor devices that provide controllable rectification, or switching operations, on alternating current (AC) circuits. These power semiconductor components are used in industrial and domestic applications, including HVAC systems, solar power generation, and motor control circuits.The MCD500-20IO1 is one of several silicon-controlled rectifier (SCR) models manufactured by MCD Industrial. This miniature four-pin device is part of the company’s surface mount package family and is suitable for use as a main switching device in high-voltage DC/AC power applications. It supports currents from 20mA to 5A and is typically used in HVAC systems and electronic of voltage controllers.The MCD500-20IO1 is a four-pin device, with pins one and four serving as the anode and cathode, respectively. Pins two and three are the gate and common, respectively. The device uses silicon control rectifier (SCR) technology, which is a type of thyristor that has two terminals—anode and cathode—and two gate terminals that control the switching operations of the device.The MCD500-20IO1 is capable of full-wave and half-wave single-shot, or regenerative-mode operation. The device is designed to provide precision control of voltage in AC/DC power circuits and features a four-layer construction optimized for low noise and low-voltage applications. The device also has an off-state breakdown voltage of 500 volts and an on-state forward voltage drop of 0.7V when conducting 5A.The MCD500-20IO1 is also designed for fast switching, with a turn-on time of 10μs and a turn-off time of 7μs. This makes the device well-suited for pulsed-mode applications, where high-speed operation is required. The device is manufactured using thick gold and aluminum metallization to provide reliable electrical performance and high thermal conductivity.The MCD500-20IO1 is a high-quality component suitable for a variety of high-voltage DC/AC power applications. It is designed to provide fast switching performance and stable operation, even in extreme temperatures and voltage fluctuations. This device is an ideal choice for industrial and home HVAC systems, electric motor controllers, and solar power applications.

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