1N2808RB

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	10V
Tolerance:	±5%
Power - Max:	50W
Impedance (Max) (Zzt):	0.6 Ohms
Current - Reverse Leakage @ Vr:	25µA @ 6.7V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 10A
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	TO-204AD
Supplier Device Package:	TO-204AD (TO-3)
Base Part Number:	1N2808

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1N2808RB Application Field and Working Principle

The 1N2808RB is a type of Zener single diode. It belongs to the 1N series of Zener diodes manufactured by Vishay Semiconductors. This particular Zener diode is available in a wide range of packages but is most commonly found in through-hole form.The 1N2808RB has a wide range of applications, ranging from linear voltage regulation to reverse voltage protection. It is particularly useful in applications where a relatively high current can be expected, such as motor control or power supply design.In terms of its underlying technology, the 1N2808RB is a Zener diode. This means that when a certain reverse bias voltage is applied, the diode “breaks down” and begins to conduct current in the reverse direction. The voltage at which this breakdown occurs is known as the Zener voltage, and the lower the Zener voltage, the more current the diode can conduct.The maximum Zener voltage for the 1N2808RB is 15V, meaning that the diode can only withstand voltages up to 15V before it “breaks down”. In addition, the diode has a maximum power dissipation rating of 500mW. This means that the diode can safely absorb 500mW of power before it overheats and becomes damaged. The 1N2808RB is also well-suited to applications where reverse voltage protection is necessary. For example, if a circuit is connected to a higher voltage power supply, the 1N2808RB can be used to “absorb” any reverse currents that may flow due to the mismatch between the power supply voltage and the voltage of the applied circuit. This ensures that no damage is caused to the connected components.Finally, the 1N2808RB can also be used in linear voltage regulation applications. By carefully choosing the right value for the reverse bias voltage, it is possible to use the diode to regulate the output voltage of a circuit. This can be useful in precision circuits, such as those found in medical devices.Overall, the 1N2808RB is a versatile Zener diode that can be used in a variety of applications. Its low Zener voltage, high power rating and reverse voltage protection capabilities make it an ideal choice for a wide range of applications, from motor control to precision voltage regulation.

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