SA5.0AHA0G

Voltage - Clamping (Max) @ Ipp:	9.2V
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:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	500W
Current - Peak Pulse (10/1000µs):	57A
Series:	Automotive, AEC-Q101, SA
Voltage - Breakdown (Min):	6.4V
Voltage - Reverse Standoff (Typ):	5V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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SA5.0AHA0G Application Field and Working Principle

TVS (transient voltage suppression) diodes are widely used in numerous applications such as overvoltage protection circuit, overload protection circuit, differential mode overvoltage or negative overvoltage protection, automobile and automotive electrical system protection, power supplies, and telecommunication equipment protection. Such type of diodes are mainly used to protect delicate electronic equipment from harmful transients, spikes, overvoltage, and other problems caused by the power supply or any other possible sources. Among the various types of TVS diodes available in the market, SA5.0AHA0G is one of the most popular and widely used in many industries.

SA5.0AHA0G is a diode with 6.47V reverse breakdown voltage and 11A peak surge current rating, making it a suitable choice for overvoltage protection. It is designed to protect against voltage transients, such as ESD (electrostatic discharge) and surge waveform, thereby providing reliable protection for your valuable equipment. The diode has a maximum total current per string of 56A, allowing it to provide long-term protection over temperature and varying surge environments. The reverse leakage current for this device is typically less than 1.4uA, minimizing any potential overvoltage damage. The package size for the SA5.0AHA0G is SMA (surface mounted array), which is perfect for applications that are size constrained. In addition, the diode has a superior thermal performance and excellent Ruggedness.

In terms of its working principle, SA5.0AHA0G is basically an avalanche breakdown diode, which has both a majority and minority carrier operation. In majority carrier operation, the electrons and holes move in the same direction, while in minority carrier operation, the electrons and holes move in opposite directions. The diode utilizes the avalanche breakdown effect to protect circuits against overvoltage. The avalanche effect occurs when a high voltage current passes through the diode and causes its PN junction to break down, resulting in a rapid avalanche of electrons. This creates a short circuit between the anode and cathode of the diode, thus limiting the voltage and current that can flow through the diode. This protection mechanism helps to protect the circuit from overvoltage damage.

To sum up, SA5.0AHA0G is an ideal choice for a wide range of applications, such as overvoltage protection. The device has good thermal and Ruggedness performance, and uses a majority and minority carrier operation. This makes the diode an ideal choice for protecting circuits from overvoltage damage.

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