SMAJ13CA-13-F Circuit Protection

Current - Peak Pulse (10/1000µs):	18.6A
Base Part Number:	SMAJ13
Supplier Device Package:	SMA
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:	--
Voltage - Clamping (Max) @ Ipp:	21.5V
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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SMAJ13CA-13-F is a type of a Transient Voltage Suppressors (TVS) diodes, designed to protect against lightning and fast voltage transients. Its peak pulse power dissipation is 130 watts and its standard operating voltage is 14 volts. It has an Ionization Voltage of 14 volts, a Peak Pulse Current of 13 kiloamperes, and a Standoff Voltage of 13 volts.The SMAJ13CA-13-F acts as a voltage regulator during normal operation. During this time, it limits voltage to its operating voltage range. When a transient voltage spike occurs – commonly from a lightning strike, the diode will start to conduct. This allows the voltage spike to be harmlessly discharged to the ground.The SMAJ13CA-13-F is specially designed for applications that require protection from voltage transients. These include automotive, military, and industrial applications. Automobile applications include protection from lightning strikes when traveling through electrical storms, such as during road trips; military applications include protection from lightning strikes during airborne maneuvers; and industrial applications include providing protection from power line surges.When selecting a TVS diode, it is important to consider the operating voltage, peak pulse current, and peak pulse power dissipation. For the SMAJ13CA-13-F, these specifications are as follows: Operating Voltage: 14 volts; Peak Pulse Current: 13 kiloamperes; Peak Pulse Power Dissipation: 130 watts.The design of the SMAJ13CA-13-F allows it to be incorporated into a wide range of electrical systems. It can be used in either a series or parallel configuration, depending on the electrical system. In series applications, the diode is placed in the path of the voltage, and in a parallel application, the diode is connected across the device to be protected.The SMAJ13CA-13-F is also designed to be easily integrated into existing circuit boards due to its small physical size. It has a compact 4-pin package that is only 1.3mm high, 2.8mm wide, and 8.0mm long.In order to ensure reliable operation, it is important to install the device properly. The proper installation procedure includes connecting the device to a clean ground, ensuring adequate power dissipation, and using the recommended copper pad size and via size depending on the device’s case size.The SMAJ13CA-13-F is an important device for providing surge protection in a wide range of electrical systems. Its compact package size and reliable operation make it a popular choice for automotive, military, and industrial applications. By selecting the proper device and following the proper installation procedures, engineers and technicians can ensure that their system is properly protected against lightning and other voltage transients.

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