1N4740P/TR8

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	10V
Tolerance:	±10%
Power - Max:	1W
Impedance (Max) (Zzt):	7 Ohms
Current - Reverse Leakage @ Vr:	10µA @ 7.6V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-204AL (DO-41)
Base Part Number:	1N4740

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The 1N4740P/TR8 is a single Zener diode, known for its compact size and relatively high power rating compared to other Zener diodes. It is commonly used for applications such as voltage regulation and voltage clamping. In this article, we’ll be taking a closer look at the 1N4740P/TR8 and discussing its application field and working principle. ApplicationsThe 1N4740P/TR8 is a popular choice of Zener diode, as it has a relatively high power rating of 0.6W yet a compact size of 4.6x5.8mm. This makes it suitable for use in a variety of applications including voltage regulation, voltage clamping and voltage reference. Voltage regulation is one of the most common applications of Zener diodes. By connecting the diode in parallel with a load, the diode can be used to regulate the voltage supplied to the load. The diode\'s breakdown voltage, or Zener voltage, functions as a reference voltage to determine the load voltage.In voltage clamping applications, the 1N4740P/TR8 is used to limit the maximum voltage applied to the load. This is useful for protecting sensitive components from overvoltage conditions. The Zener voltage of the diode acts like a safety valve, allowing excess current to flow when the voltage reaches the diode’s breakdown voltage.Finally, the 1N4740P/TR8 can also be used to provide a constant voltage reference. A Zener diode connected in reverse bias can generate a constant voltage, making it a useful reference voltage in power supplies and other circuits. Working PrincipleThe 1N4740P/TR8 is a Zener diode, meaning it has a special breakdown behavior that allows it to be used in a variety of applications. As with all diodes, it consists of two terminals, an anode and a cathode. When the voltage applied to the diode is below the Zener voltage, the diode behaves like a regular diode and allows current to pass through in a single direction. However, when the voltage reaches the Zener voltage, the diode breaks down and allows current to pass in both directions. This allows the diode to be used for voltage regulation, voltage clamping and voltage reference applications. ConclusionThe 1N4740P/TR8 is a single Zener diode, known for its relatively high power rating and compact size. It is commonly used for applications such as voltage regulation, voltage clamping and voltage reference. The diode works by allowing current to pass through it in one direction until it reaches its Zener voltage, at which point it breaks down and allows current to pass in both directions. This makes the 1N4740P/TR8 a versatile and reliable component for a variety of applications.

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