Allicdata Part #: | 1PMT5942E3/TR7-ND |
Manufacturer Part#: |
1PMT5942E3/TR7 |
Price: | $ 0.40 |
Product Category: | Discrete Semiconductor Products |
Manufacturer: | Microsemi Corporation |
Short Description: | DIODE ZENER 51V 3W DO216AA |
More Detail: | Zener Diode 51V 3W ±20% Surface Mount DO-216AA |
DataSheet: | 1PMT5942E3/TR7 Datasheet/PDF |
Quantity: | 1000 |
3000 +: | $ 0.36118 |
Specifications
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Voltage - Zener (Nom) (Vz): | 51V |
Tolerance: | ±20% |
Power - Max: | 3W |
Impedance (Max) (Zzt): | 70 Ohms |
Current - Reverse Leakage @ Vr: | 1µA @ 38.8V |
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: | 1PMT5942 |
Description
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1PMT5942E3/TR7 belongs to a wide family of diodes, particularly to the category of single Zener diodes. Zener diodes are an essential electronic component with a multitude of uses in today\'s technologically advanced environment. As its name indicates, it is a single diode, meaning it consists of one semiconductor p-n junction, a conductive medium that also acts as a switch. The primary role of a Zener diode is to maintain a precise voltage reference, meaning its reverse breakdown voltage is fixed and always precise.The 1PMT5942E3/TR7 is designed for general purpose applications such as clamping, voltage regulation, transient suppression and voltage limiting due to its wide voltage range, fast switching and low leakage current. This diode operates with a reverse voltage between 4.7V and 75V and a forward current of 500mA (max.). Once it activates, it functions as an over voltage protection mechanism allowing a precise amount of current to flow in the opposite direction of its normal current flow.In order to understand how this diode works, we must take a look at its internal structure. Basically, the inner part of the 1PMT5942E3/TR7 diode consists of two doped regions, P and N, which are separated by a thin junction layer. As any normal diode, this part of the 1PMT5942E3/TR7 allows the current to flow in only one direction, from the P region to the N region. Contrary to a normal diode, the 1PMT5942E3/TR7 is designed to have a lower resistance once the reverse voltage is above a certain threshold value. This means that it can protect the circuit from any type of overvoltage due to its reversed current flow capability.In conclusion, 1PMT5942E3/TR7 belongs to the category of single Zener diodes and it is designed for general purpose applications such as, clamping, voltage regulation, transient suppression and voltage limiting, due to its wide voltage range, fast switching and low leakage current. Its inner structure and its precise reverse breakdown makes it a suitable choice for protecting circuits against any kind of overvoltage.The specific data is subject to PDF, and the above content is for reference
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