MALCE90AE3 Circuit Protection

Voltage - Clamping (Max) @ Ipp:	146V
Supplier Device Package:	CASE-1
Package / Case:	DO-201AA, DO-27, Axial
Mounting Type:	Through Hole
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	90pF @ 1MHz
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1500W (1.5kW)
Current - Peak Pulse (10/1000µs):	10.3A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	100V
Voltage - Reverse Standoff (Typ):	90V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

A transil (also known as a transient voltage suppressor, or TVS) diode is an electrical component designed to protect vulnerable circuits from damage when transient, or short-term, overvoltages occur. The most common types of transil diodes are the MALCE90AE3, an overvoltage protector designed to protect sensitive equipment from potentially damaging voltage surges.

Application Field and Working Principle of MALCE90AE3

The MALCE90AE3 is designed for a wide range of applications where transient voltages occur, including consumer electronics, industrial control circuits and automotive systems. It is designed to reduce the voltage passing through an electrical circuit to prevent damage.The MALCE90AE3 works by means of a trigger voltage. When the voltage reaching the diode exceeds the trigger voltage, the diode is activated and clamps the voltage at the desired level, preventing damage to the circuit. The trigger voltage is set according to the design of the circuit.This device also helps protect circuits from transient voltages required for proper circuit operation. It can also be used to guard against the possibility of incorrect voltage inputs and disturbances in the supply voltage.The MALCE90AE3 has a general tolerance to voltage rating of 12V-32V and supports current clamping up to 20A. It can handle energy up to 232 watts and provides a holding current up to 50A.

Conclusion

The MALCE90AE3 is a widely used device for transient voltage suppression, designed to protect vulnerable circuits from damage when overvoltages occur. It has a general tolerance to voltage rating of 12V-32V and supports current clamping up to 20A. It can handle energy up to 232 watts and provides a holding current up to 50A. It is used in a wide range of applications including consumer electronics, industrial control circuits and automotive systems.

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