CD214A-T43ALF

Voltage - Clamping (Max) @ Ipp:	69.4V
Supplier Device Package:	SMA (DO-214AC)
Package / Case:	DO-214AC, SMA
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	400W
Current - Peak Pulse (10/1000µs):	5.7A
Series:	--
Voltage - Breakdown (Min):	47.8V
Voltage - Reverse Standoff (Typ):	43V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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CD214A-T43ALF transil diodes, sometimes referred to as TVS (Transient Voltage Suppressors), are utilized in the prevention of electrical surge damages to sensitive electronic circuitry. They are the backbone of electrical systems in a vast variety of applications and markets.

Characteristics of CD214A-T43ALF Transil Diodes

CD214A-T43ALF transil diodes are a monolithic component composed of two sections: a thyristor and a protection diode. This gives them the capability to provide overvoltage protection for AC and DC systems up to 1000W peak power and 300V working voltage. Additionally, these devices have high-clamping capabilities, as they can sustain spikes of up to 400V, and fast response times that range from 0.3 nanoseconds to 50 nanoseconds.

Applications of CD214A-T43ALF Transil Diodes

Due to their unique characteristics, CD214A-T43ALF transil diodes are used in a wide array of applications, including:

• Automotive: Transil Diodes are utilized in various automotive applications including protection from overvoltage, short-circuit, and load-dump.
• Industrial: To ensure proper operation of industrial systems and subsystems, CD214A-T43ALF diodes provide protection from overloads and capacitive loads.
• Computers: These diodes are used in the protection of microprocessors and other delicate components from voltage surges caused by static electricity and electrostatic discharge.
• Telecommunication: CD214A-T43ALF transil diodes are used to protect telecommunication systems from overvoltage, short-circuit, and overload, thus ensuring the efficient operation of these systems.

Working Principle of CD214A-T43ALF Transil Diodes

When exposed to an overvoltage, the CD214A-T43ALF transil diode switches on and restricts the voltage phase to a safe level. During this process, the device’s thyristor section clamps the overvoltage, while its diode section absorbs any energy that is not dissipated by the thyristor. This process continues until the voltage returns to a safe level. Furthermore, when the overvoltage is gone, the device reverts to its normal state, thereby restoring the original supply to the system.

Conclusion

CD214A-T43ALF transil diodes are an important component of various electrical systems and can protect them from overvoltage, short-circuits, and overloads. These diodes are versatile, and can be found in almost any application or market. Furthermore, they are fast responding, have a high-clamping capability, and are relatively inexpensive. As a result, they are often used in various industries, including automotive, industrial, telecommunications, and computing. Their ability and reliability make them indispensable in these industries.

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