SA17A Circuit Protection

Series:	SA
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Zener
Unidirectional Channels:	1
Voltage - Reverse Standoff (Typ):	17V
Voltage - Breakdown (Min):	18.9V
Voltage - Clamping (Max) @ Ipp:	27.6V
Current - Peak Pulse (10/1000µs):	18.5A
Power - Peak Pulse:	500W
Power Line Protection:	No
Applications:	General Purpose
Capacitance @ Frequency:	--
Operating Temperature:	-55°C ~ 175°C (TJ)
Mounting Type:	Through Hole
Package / Case:	DO-204AC, DO-15, Axial
Supplier Device Package:	DO-204AC (DO-15)

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SA17A is a kind of transil diodes, belonging to the TVS series. It is widely used in various electronics fields, mainly in electronic systems that need overvoltage protection and compliance with the ESD standard.The working principle of SA17A is based on the bidirectional avalanche breakdown principle. When excessive voltage or current is applied, SA17A will automatically trigger the bidirectional avalanche breakdown, reducing the interference and suppressing the voltage and current overshoot.SA17A is designed with a low-current operation instruction to reduce the impact of current on the whole system. It also adopts a very low capacitance structure, which can effectively reduce the capacity consumption of platform, making the performance more stable and reliable. The low capacitance also prevents the voltage surges on the circuit, making it play a better protective role at the same time.SA17A can be used in many items that require ESD protection. For example, when the SA17A is used in the USB interface, not only can it carry the high-speed data transmission, but also protect the interface of the platform. As a result, the data transmission will not be interfered by outside environment and the platform will be more efficient and stable.The SA17A can also be used in audio transmission, such as high-speed and low-voltage audio transmission. This is because the low-capacitance design of SA17A makes the driver amplifier\'s loop resistance small, not affected by outside environment, which can maximize the stability of audio signal and low-voltage receiving performance, and reduce current consumption.Overall, SA17A has many advantages compared with other transil diodes in its protection performance, stability and power saving. It is suitable to be used in various electronics fields, When considering the cost and performance balances, SA17A is one of the most optimal choice.

SA17A is a kind of TVS diode that combines bidirectional avalanche breakdown principle, low-current operation instruction and low-capacitance structure together. It is mainly used to protect circuits in ESD standard and improve the stability and power saving of high-speed data and audio transmission. Comparing to other transil diodes, SA17A is a better choice for most electronic fields due to its great performance balance.

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