P4KE9.1ATR Circuit Protection

Voltage - Clamping (Max) @ Ipp:	13.4V
Supplier Device Package:	DO-41
Package / Case:	DO-204AL, DO-41, Axial
Mounting Type:	Through Hole
Operating Temperature:	-65°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	400W
Current - Peak Pulse (10/1000µs):	31A
Series:	--
Voltage - Breakdown (Min):	8.65V
Voltage - Reverse Standoff (Typ):	7.37V
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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TVS - DiodesTransient Voltage Suppressor (TVS) diodes are important components when it comes to transient voltage protection. They provide an effective way to clamp down fast, high amplitude over-voltage transients. Various technologies are employed to design these diodes to avoid and control transient energy.When used as an electrical component, P4KE9.1ATR diodes exhibit their maximum performance capability along with temperature and voltage ratings. This particular TVS diode is designed to offer superior protection for integrated circuits, computer peripherals, telecommunication systems, and automotive applications. It has a unidirectional breakdown voltage of 15 volts and is capable of handling 15-amp transients.For its working principle, P4KE9.1ATR TVS diodes use what is known as avalanche breakdown. When the voltage across them exceeds their breakdown voltage, these TVS diodes cause avalanche effect or an increase in the current, and the current increases exponentially until the applied voltage is limited to a safe level. Additionally, it has both gated and surge protection features, which enable it to protect against ESD (electrostatic discharge) or pulse voltage protection.In terms of applications, these diodes are suitable for printing and other similar equipment, whereas their transient voltage capability makes them effective for both data center and automotive application. For instance, P4KE9.1ATR TVS diodes are capable of protecting microprocessors from various transient events such as electrostatic discharge and lightning.Similarly, if used appropriately they can also be used for protecting automotive components like the windshield wiper motor and voltage regulator. Due to their trimming technique and flight reliability, these diodes are also suitable for usage in aircrafts and space vehicles.Overall, P4KE9.1ATR TVS diodes (Transient Voltage Suppressor) are an ideal device for controlling transients and regulating the applied voltage against different loads. In addition to being highly reliable, they are also highly efficient, as they offer a reliable way to clamp down fast, high amplitude over-voltage transients. With their various features, they are suitable for various markets and used for protecting various areas against transient voltages.

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