1PMT5951CE3/TR7

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	120V
Tolerance:	±2%
Power - Max:	3W
Impedance (Max) (Zzt):	380 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 91.2V
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:	1PMT5951

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Introduction

The 1PMT5951CE3/TR7 is a single Zener diode, which is mainly used to regulate the flow of electricity by providing a consistent voltage reference point. It is manufactured by NXP Semiconductors and is a two-lead, surface mount package type device.

Application Field and Working Principle

The 1PMT5951CE3/TR7 can be used in a variety of applications, including voltage regulation, power supply design, circuit protection, and overvoltage protection. When connected in a circuit, the 1PMT5951CE3/TR7 is typically connected between the power supply Vcc and the load, to provide a voltage reference to the load when the load current is high.The working principle of a Zener diode is based on the voltage-dependent behavior of the PN junction. When the voltage across the diode reaches the breakdown voltage (the Zener voltage), the junction of the diode begins to conduct electric current. This allows the diode to regulate the voltage across the load irrespective of the load current.The 1PMT5951CE3/TR7 has a Zener voltage breakdown of 7.2V and has a maximum power dissipation of 200mW. The diode has a low forward voltage drop (Vf) of 0.3V and a maximum reverse leakage current of 10uA. The knee current (Iz) of the 1PMT5951CE3/TR7 is 3mA.

Advantages and Disadvantages

The advantages of the 1PMT5951CE3/TR7 include its low cost, small size and low power dissipation characteristics. The diode can be used in a variety of applications and is easy to connect to the power supply or load. The Zener voltage breakdown of 7.2V allows for a wide range of operating voltages.The main disadvantages of the 1PMT5951CE3/TR7 are its low maximum power dissipation and low knee current. This can cause the diode to be overloaded if too much current is applied. The low knee current also means that the diode can only regulate small current ranges.

Conclusion

The 1PMT5951CE3/TR7 is a single Zener diode manufactured by NXP Semiconductors. It is a low cost, small size component that can be used in a variety of applications, including voltage regulation, circuit protection, and overvoltage protection. The diode has a Zener voltage breakdown of 7.2V and has a maximum power dissipation of 200mW, with a low forward voltage drop (Vf) of 0.3V and a maximum reverse leakage current of 10uA. However, the diode has a low knee current of 3mA, which can cause the diode to be overloaded if too much current is applied.

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