MSMCG18CAE3

Voltage - Clamping (Max) @ Ipp:	29.2V
Supplier Device Package:	SMCG (DO-215AB)
Package / Case:	DO-215AB, SMC Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1500W (1.5kW)
Current - Peak Pulse (10/1000µs):	51.4A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	20V
Voltage - Reverse Standoff (Typ):	18V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

MSMCG18CAE3 is a TVS (Transient Voltage Suppressor) diode which is used to protect sensitive electronic components from damage due to excessive voltage or current surges. The diode provides protection from overvoltage, high energy transient pulses, and ESD (Electro-Static Discharge) events.

Application Field

MSMCG18CAE3 diodes are commonly used in a wide range of consumer electronics, telecommunications equipment, power supplies, and automotive applications. The device provides protection for sensitive circuit components from damage due to overvoltage and ESD events. It is also used in medical devices, data storage systems, and more advanced broadcast equipment. In addition to these applications, MSMCG18CAE3 diode can be used in applications where protection against high-current surges are required. For example, the diode can be used to protect sensitive components from lightning strikes in outdoor applications. For high-reliability applications, the diode can be used to provide protection from low frequency, high energy transients.

Working Principle

The MSMCG18CAE3 diode has reverse breakdown voltage of 18V and a maximum clamping voltage of 30V. During normal operation, the diode has a very low forward voltage drop (Vf), which prevents damage to the protected circuit from over-voltage or over-current events. When the input voltage exceeds the reverse breakdown voltage, the diode will begin to conduct current and the voltage across it will begin to rise. This will result in a voltage clamping (Vc) which will limit the circuit voltage to a safe level. The maximum clamping voltage is specified as 30V. The device also has a peak pulse current rating (Ipp) of 6A, which ensures that surges and transients are effectively dissipated. This is to prevent any damage to the connected components from excessive current. The device is able to handle transient pulses up to 30A when operating in the specified temperature range.

Conclusion

MSMCG18CAE3 is a TVS diode which is used to protect sensitive electronic components from overvoltage and high energy transients. The diode has a reverse breakdown voltage of 18V and a maximum clamping voltage of 30V. It also has a peak pulse current rating of 6A and can handle transient pulses up to 30A when operating. The diode is commonly used in consumer electronics, telecommunications equipment, power supplies, and automotive applications.

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