SA20CA B0G Circuit Protection

Voltage - Clamping (Max) @ Ipp:	43V
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):	16A
Series:	SA
Voltage - Breakdown (Min):	22.2V
Voltage - Reverse Standoff (Typ):	20V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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SA20CA B0G is a type of transient voltage suppressor (TVS) diode. It is specifically designed for automotive applications. It is able to produce up to 20V peak reverse transient voltage capability with industry-standard body size. Most SA20CA B0G models feature low capacitance and low clamping voltage, making them ideal for automotive audio, networking, and high-speed signal applications.SA20CA B0G diodes are designed to protect against transients that are generated by electrical disturbances such as electrostatic discharges, electrical fast transients, and lightning strikes. This type of diode is typically used in automotive infotainment systems, in-cabin electronics, and sensor nodes. The device has a 5mm body size, meaning that it can be used in very small applications.SA20CA B0G diodes are manufactured using a silicon junction with epitaxial construction for low leakage and high voltage performance. The device has a threshold voltage of 6.5V, and a forward voltage drop of 2.2V at a forward current of 15mA. The reverse breakdown voltage is 20V and avalanche ratings can be as high as 30V. Anodes are positioned both on the top and bottom of the device, allowing designs to have shorter lead lengths in automotive products. The working principle of the SA20CA B0G is relatively simple. The diode is designed to protect against voltage transients which can cause damage to sensitive electronics. When a voltage transient occurs, the diode will conduct electricity until the voltage reaches the diode’s breakdown voltage. Once this is reached, the diode will ‘clamp’ the voltage to the breakdown voltage, thus protecting the vulnerable electronics. The device is also able to withstand thousands of repetitive pulses, making it highly reliable.In addition to protection against voltage transients, SA20CA B0G diodes also provide an additional level of ESD protection. The device is rated to withstand 8kV of human body model (HBM) ESD without failure. This is particularly important in automotive applications as disruptions from static electricity can still occur between a person and the vehicle. The SA20CA B0G has become increasingly popular for use in automotive applications due to its small size, low leakage, and high voltage performance. It is also often used in audio, networking, and high-speed signal applications which require protection from voltage transients. Thanks to its robust design and solid construction, the SA20CA B0G is designed to protect sensitive automotive electronics from a variety of potential disruptions.

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