1EZ190DE3/TR12

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	190V
Tolerance:	±20%
Power - Max:	1W
Impedance (Max) (Zzt):	1700 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 144.8V
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:	1EZ190

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1EZ190DE3/TR12 application field and working principleIntroductionDiodes are used in many different applications, from power control and switching to signal detection and protection. Zener diodes are commonly used for voltage regulation, signal coding and signal conditioning. Single diodes can be used in a variety of applications, from signal mixing to power rectification and power distribution. The 1EZ190DE3/TR12 is a single zener diode with a zener breakdown voltage of 19V, appropriate for a range of applications.Application FieldThe 1EZ190DE3/TR12 can be used in a variety of applications where it is necessary to maintain a stable voltage output. This can be used as a voltage regulator in applications that require an output of 19V, such as automotive, telecommunications, consumer electronics and medical instrumentation. The 1EZ190DE3/TR12 can also be used in battery back-up systems in consumer electronic products, such as mobile phones and laptop computers. In addition, the 1EZ190DE3/TR12 can be used to reduce voltage fluctuations in power supplies.FunctionThe 1EZ190DE3/TR12 has a Zener breakdown voltage of 19V, which is the voltage at which the diode stops conducting current and starts reducing voltage. The 1EZ190DE3/TR12 can be used to keep the voltage from dropping below the breakdown value. This is done by adding a side-by-side reverse-biased diode in parallel with the main power supply. If the voltage begins to drop, the reverse-biased diode will become forward-biased and start to conduct current. This will reduce the voltage, maintaining the stable 19V output.AdvantagesThe 1EZ190DE3/TR12 is highly reliable and cost effective. The breakdown voltage will not change over time unlike other zener diodes. The 1EZ190DE3/TR12 also has a low reverse leakage current, making it suitable for applications where power management is critical. The diode\'s high breakdown voltage ensures that it is able to perform its task reliably.ConclusionThe 1EZ190DE3/TR12 is a single zener diode with a break down voltage of 19V, suitable for many applications such as automotive, telecommunications, consumer electronics and medical instrumentation. The 1EZ190DE3/TR12 is highly reliable, cost effective and has a low reverse leakage current, making it suitable for applications requiring stable voltage output. The breakdown value of the 1EZ190DE3/TR12 does not change over time, ensuring reliable and efficient performance.

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