MAP5KE30CA

Voltage - Clamping (Max) @ Ipp:	48.4V
Supplier Device Package:	DO-204AL (DO-41)
Package / Case:	DO-204AL, DO-41, Axial
Mounting Type:	Through Hole
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	500W
Current - Peak Pulse (10/1000µs):	10.3A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	33.3V
Voltage - Reverse Standoff (Typ):	30V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to MAP5KE30CA TVS-Diodes

MAP5KE30CA TVS-Diodes (Transient Voltage Suppressor-Diode) are a type of specialty diodes designed to protect electronic circuitry from voltage induced temporary power surges. It limits voltage at the junction of the diode effectively by diverting the surge to ground. They are designed to protect the entire circuitry in a single component.

Applications of MAP5KE30CA TVS-Diode

MAP5KE30CA TVS-Diodes offer short circuit protection in applications such as LCD displays, computers, electronic control units, telecom products, automotive electronic systems and other consumer electronic products. In the automotive industry, these devices provide protection against the overvoltages produced during circuit reverse polarity as well as during switching on of heavy electrical loads. They also provide protection to the AC-DC converters, power management devices, microcontrollers and gate drives.

Working Principle of MAP5KE30CA TVS-Diode

MAP5KE30CA TVS-Diodes are basically designed to shield electronic equipment from transients induced by electrostatic discharges and lightning. They are most often regarded as solid-state voltage clamping devices.When the input voltage exceeds its absolute maximum rating, the diode breaks down and starts conducting. This "avalanche breakdown" happens in a short time, leading to a steep increase in the voltage drop across the diode. This clamps the voltage to below its absolute maximum rating, protecting the device from any voltage spikes.The breakdown voltage of MAP5KE30CA TVS-Diodes can be adjusted as per requirements using the "Zener knee" which is the characteristic of the device which controls the breakdown voltage. It can also be adjusted by adding a series resistor between the diode and ground. This increases the breakdown voltage, thus ensuring that the maximum voltage drop is always well below the absolute maximum rating of the device.

Conclusion

In conclusion, MAP5KE30CA TVS-Diodes are specialty diodes that are designed to protect electronic equipment from overvoltages caused by power surges. They are widely used in automotive and consumer electronic applications to shield delicate circuits from damage. Their working principle is simple. When the voltage across the diode exceeds the maximum absolute rating, it breaks down and starts conducting, thus clamping the voltage and protecting the device from any voltage spikes.

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