SS12T3G

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	20V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	470mV @ 1A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	45µA @ 20V
Capacitance @ Vr, F:	--
Mounting Type:	Surface Mount
Package / Case:	DO-214AC, SMA
Supplier Device Package:	SMA
Operating Temperature - Junction:	-55°C ~ 150°C
Base Part Number:	SS12

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Introduction

A SS12T3G diode is a type of rectifier diode developed by Vishay Siliconix for use in a variety of switching and power supply applications. This diode has a relatively large reverse breakdown voltage rating, which makes it ideal for applications where a large surge of electric energy needs to be quickly dealt with in order to protect sensitive electronic components. The SS12T3G is a single-level device, which means that it can be used to direct current in one direction only. This makes it an effective protection component against voltage spikes and over-current disturbances in an electrical circuit or system.

Application Field

Due to their large reverse breakdown voltage, SS12T3G diodes are well-suited for use in applications where a large, rapid surge of electricity needs to be directed away from sensitive electronic components. As such, these diodes are often found in switching power supplies, as well as in AC/DC inverters, uninterruptable power supplies (UPS), and motor controls. SS12T3G diodes can also be used in battery chargers and electric cars, where they are often employed to regulate the voltage supplied to on-board components.

Working Principle

The SS12T3G rectifier diode works on the same basic principle as any other diode. This type of diode relies on an intrinsic semiconductor junction formed by P-type and N-type regions in order to allow current to flow in one direction only. The reverse voltage of the SS12T3G diode is its maximum voltage rating; any voltage higher than this level will cause the diode to shut off and prevent current flow. Once this has occurred, the diode can be reset by reducing the voltage back to within its specified range.In addition to its reverse voltage rating, the SS12T3G diode also has maximum forward voltage and forward current ratings, which need to be taken into consideration when the diode is installed in a circuit. The maximum forward voltage rating specifies the maximum voltage that can be applied across the diode forward-bias junction; exceeding this rating can cause the diode to heat up and may damage it. The maximum forward current rating specifies the maximum amount of current that can pass through the diode when it is forward-biased; exceeding this rating will cause the diode to heat up and can reduce its lifetime.

Conclusion

The SS12T3G rectifier diode is a useful single-level device that can be used in a range of applications, such as switching power supplies, motor controls, AC/DC inverters, and battery chargers. These diodes are able to handle a large amount of electric energy and quickly deal with voltage spikes or over-current disturbances in a circuit. When installing the SS12T3G diode, it is important to consider its maximum reverse and forward voltage ratings, as well as its maximum forward current rating. Failure to adhere to these ratings may result in the damage or premature failure of the diode.

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