1PMT5945BE3/TR13

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	68V
Tolerance:	±5%
Power - Max:	3W
Impedance (Max) (Zzt):	120 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 51.2V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	DO-216AA
Supplier Device Package:	DO-216AA
Base Part Number:	1PMT5945

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• Introduction to 1PMT5945BE3/TR13:

The 1PMT5945BE3/TR13 is a single Zener diode in a SOT23-3 package optimized for uniform current and power dissipation. This device has a reverse polarity protection feature, which makes it ideal for use in applications subject to voltage transients or circuit board failures. The device is suitable for use in protection circuits and voltage pumps, as well as any device requiring a reversible protection diode.

• Application Field of 1PMT5945BE3/TR13:

The 1PMT5945BE3/TR13 is used to protect electronic components and systems from overvoltage by clamping voltage spikes to safe levels. The device can also be used as an isolation diode to safely isolate two circuits from one another. In addition, the 1PMT5945BE3/TR13 is used in voltage regulators to prevent transformer saturation during peak voltage spikes, and in motor controllers to protect motor controls from overvoltage.

• Working Principle of 1PMT5945BE3/TR13:

The 1PMT5945BE3/TR13 is a Zener diode, which works by using its reverse breakdown voltage to protect other components in the circuit from overvoltage. The device works by diverting any voltage above its reverse breakdown voltage to ground instead of allowing it to flow through the component it is protecting. When the voltage rises above the Zener diode’s breakdown voltage, a reverse current is sent to ground, and the voltage is clamped to a safe level.The device also features a reverse polarity protection feature, which prevents reverse current from flowing back through the diode into the device it is protecting. This feature adds a layer of protection to circuits which are typically exposed to voltage transients or circuit failures.

• Conclusion:

The 1PMT5945BE3/TR13 is a single Zener diode in a SOT23-3 package, designed to protect electronic components and systems from overvoltage. The device features reverse polarity protection, allowing it to be used in applications which are often exposed to voltage transients or circuit failures. Furthermore, the 1PMT5945BE3/TR13’s uniform current and power dissipation make it an ideal choice for protection circuits, voltage pumps, and other applications requiring a reversible protection diode.

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