SA30CAHB0G

Voltage - Clamping (Max) @ Ipp:	64.3V
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:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	500W
Current - Peak Pulse (10/1000µs):	10.8A
Series:	Automotive, AEC-Q101, SA
Voltage - Breakdown (Min):	33.3V
Voltage - Reverse Standoff (Typ):	30V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to TVS Diodes

TVS (Transient Voltage Suppressors) diodes are a type of overvoltage protection devices which protect against overvoltage and surges. Transient voltage suppression devices are designed to reduce the effects of transient voltages, such as those caused by lightning strikes, spikes, and switching transients, by providing a low-impedance path to ground. TVS diodes offer superior industry performance, with protection for both positive and negative transients, in a variety of packages.

SA30CAHB0G: Application Field and Working Principle

The SA30CAHB0G is a high-performance, low-capacitance Transient Voltage Suppressor Diode that is designed to protect sensitive electronic devices from damaging transient voltages. It is suitable for automotive applications requiring fast response time and low leakage current. It is capable of providing protection for devices with low power supply voltage, high switching frequency, and low operating current, such as automotive ECUs, electronic control units, and sensors.The SA30CAHB0G operates on a bipolar junction diode (BJT), which is a semiconductor device consisting of three layers of semiconductor material. The three layers are the emitter, the base, and the collector. When the device is forward biased, electrons move from the emitter to the base and holes move from the base to the collector. As the current in the device increases, the voltage drop across the diode also increases. The SA30CAHB0G is designed to limit the voltage spike that exceeds the breakdown voltage, reducing the risk of device failure.

Features and Benefits of the SA30CAHB0G

The SA30CAHB0G provides quick response to overvoltage transients, low leakage current, and low capacitance for improved system performance. Its low capacitance (< 1pF) eliminates false trip errors when operating with high-frequency circuits, such as those used in automotive ECUs. It also features a low operating voltage (1.7V) for improved power-supply voltage regulation. The SA30CAHB0G is designed for high-frequency switching applications, and its high-efficiency, low-loss operation ensures that the circuit performance remains at an acceptable level. Its high insulation resistance offers superior protection against short circuit and transient vibration, and its fast response time ensures that the circuit is protected against voltage spikes and overvoltage conditions. The SA30CAHB0G also features ESD protection with an exceptionally robust 20kV rating, making it ideal for automotive applications that require high-voltage protection. Its low on-state capacitance also helps minimize switching disturbances in high-speed digital circuits. Additionally, its low package inductance provides improved electrical performance.

Conclusion

The SA30CAHB0G is a high-performance, low-capacitance transient voltage suppressor diode that is designed to protect sensitive electronic devices from damaging transient voltages. It is an ideal choice for automotive applications requiring fast response time and low leakage currents. It features a robust 20kV ESD rating, quick response times, low on-state capacitance, low package inductance, and low leakage currents, all of which ensure improved system performance and protection against overvoltage conditions.

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