SMAJ13CA-TR

Current - Peak Pulse (10/1000µs):	85A (8/20µs)
Base Part Number:	SMAJ
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
Series:	SMAJ, TRANSIL™
Voltage - Clamping (Max) @ Ipp:	27.2V
Voltage - Breakdown (Min):	14.4V
Voltage - Reverse Standoff (Typ):	13V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction
SMAJ13CA-TR is a bidirectional transient voltage suppressor (TVS) diode used for electrostatic discharge (ESD) protection. The SMAJ13CA is a so called JEDEC compatible diode, because it is designed and tested for compliance with JEDEC standards. It has low clamping voltage of 13.7V, and a wide operating temperature range from -55 to 125°C or -67 to +257°F. This makes it suitable for use in a wide range of applications, including automotive, power electronics, telecommunication, computer, industrial controls and consumer electronics.

Application Field
The SMAJ13CA-TR is used in applications that require ESD protection, such as telecommunication electronics, automotive electronics, consumer electronics, computer, industrial controls, and power supplies. Its low clamping voltage and wide operating temperature range make it suitable for use in a variety of applications, including automotive, consumer, and industrial electronics. It is especially useful for protecting voltage sensitive devices from electrostatic discharge that could potentially damage or destroy the device.

Working Principle
The SMAJ13CA-TR is a bidirectional diode, meaning that it can absorb energy from both positive and negative ESD spikes. Its working principle is based on the pn junction, which is a semiconductor device that forms an ideal diode. In a pn junction, when the voltage across the diode is positive, the junction is forward biased and current flows in the direction of the arrow. On the other hand, when the voltage is negative, the junction is reversed biased and current flows in the opposite direction of the arrow. Therefore, when an ESD pulse is applied to the pn junction, it will be absorbed by the reverse biased junction until the voltage across it falls below its breakdown voltage, which is 13.7 V for the SMAJ13CA-TR. This prevents the ESD from damaging the sensitive devices connected to the diode.

Conclusion
The SMAJ13CA-TR is a JEDEC compliant bidirectional transient voltage suppressor diode that can be used for ESD protection in a variety of applications. It has a low clamping voltage of 13.7V and a wide operating temperature range from -55 to 125°C or -67 to +257°F. Its working principle is based on the pn junction, which is a semiconductor device that forms an ideal diode. This diode can be used to protect voltage sensitive devices from electrostatic discharge that could potentially damage or destroy the device.

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