UDZS3V9B RRG

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	3.9V
Tolerance:	±2%
Power - Max:	200mW
Impedance (Max) (Zzt):	90 Ohms
Current - Reverse Leakage @ Vr:	2.7µA @ 1V
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	SC-90, SOD-323F
Supplier Device Package:	SOD-323F

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UDZS3V9B RRG application fields are single-mode low-profile, surface-mount Zener diodes (diode-connected transistors). These diodes are useful for protecting sensitive electronic components from high voltage and static electricity. They are also used as temperature-compensated reference diodes, and have a wide range of applications in electronics and telecommunications.UDZS3V9B RRG diodes are designed to have a low forward voltage drop, which makes them suitable for use in battery-powered devices. They feature a low reverse leakage current, high temperature stability and excellent electrical insulation characteristics. They are also highly efficient at dampening fast transients, which makes them suitable for use in switching applications.The UDZS3V9B RRG diodes are available in a variety of packages, including SOP, TSSOP, SMB and SC-70, to suit a wide range of applications. They are usually used in low-power applications where high current load switch control is needed. These diodes feature a very low typical voltage drop and offer excellent ESD protection.The working principle of the UDZS3V9B RRG diodes is based on the Zener breakdown phenomenon. When a current flows through the diode, it causes an electric field to form that allows electrons to pass across the junction at a certain voltage level. When the voltage across the diode reaches the Zener voltage level, the electric field increases and the current flow increases rapidly. This current flow is referred to as the Zener breakdown current and is used to limit the voltage across the diode. By controlling this current, the diode can provide effective over-voltage protection in circuits.The UDZS3V9B RRG diodes can be used for a variety of applications, including over-voltage protection in logic circuits, or for clamping or limiting the voltage across a component. They can also be used to prevent fluctuations in the supply voltage from affecting the operation of circuits, or for ESD protection in consumer products.In conclusion, UDZS3V9B RRG diodes are single-mode low-profile, surface-mount Zener diodes that are designed to have a low forward voltage drop and low reverse leakage current. They are highly efficient at dampening fast transients, and are suitable for use in low-power applications such as over-voltage protection, logic circuits and ESD protection. The working principle of the UDZS3V9B RRG diode is based on the Zener breakdown principle, which is used to control the current flow and limit the voltage across the diode.

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