SA45-E3/54

Voltage - Clamping (Max) @ Ipp:	80.3V
Supplier Device Package:	DO-204AC (DO-15)
Package / Case:	DO-204AC, DO-15, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	500W
Current - Peak Pulse (10/1000µs):	6.2A
Series:	TransZorb®
Voltage - Breakdown (Min):	50V
Voltage - Reverse Standoff (Typ):	45V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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SA45-E3/54 application field and working principleSA45-E3/54 is a type of transient voltage suppressor (TVS) diode. TVS diodes are commonly used for protecting sensitive electronic components from high voltage transients. In the most general application, TVS diodes absorb electrical energy from high voltage spikes and conduct it safely into ground. This prevents the excess voltages from damaging the connected components and helps to provide reliable and safe electronic operation.SA45-E3/54 is specifically designed for use in automotive, telecom, and industrial applications. The device features a low leakage current (0.2mA max at 8V VRWM) and a fast response time (0.5ns typical). It also contains a temperature independent reverse breakdown voltage (48V at IF = 0.5mA) and uses a height-adjustable surface mount package (SMP). The SMP features a plastic sealed package and an optional solder pre-applied terminal pin.The SA45-E3/54 device can also be configured to provide additional protection functions. It is available with a built-in metal oxide varistor (MOV) to improve overvoltage protection capabilities. The MOV provides additional protection for the diode by absorbing high voltage spikes. The result is increased performance and reliability for your system.The SA45-E3/54 device works by clamping the input voltage applied to the diode to its breakdown voltage. When the input voltage exceeds the breakdown voltage of the diode, current begins to flow through the diode and the voltage is clamped. The resulting current is safely conducted to ground, preventing the voltage from damaging the sensitive electronics connected to the diode. This process helps ensure reliable and safe operation of the system.In conclusion, the SA45-E3/54 diode is a type of transient voltage suppressor designed for use in automotive, telecom, and industrial applications. Its features and built-in metal oxide varistor give it additional capabilities for improved overvoltage protection. Its low leakage current and fast response time make it an ideal choice for providing reliable and safe operation. The device works by clamping the input voltage applied to its breakdown voltage and then safely conducting the current to ground. With its features and performance, the SA45-E3/54 is an excellent choice for protecting sensitive electronic components from high voltage transients.

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