Allicdata Part #: | 1PMT5942/TR7-ND |
Manufacturer Part#: |
1PMT5942/TR7 |
Price: | $ 1.15 |
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: | 1PMT5942/TR7 Datasheet/PDF |
Quantity: | 1000 |
3000 +: | $ 1.03194 |
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 |
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1PMT5942/TR7 Zener diodes are widely used in electronics and electrical systems for voltage regulation. They are single diode components which are used for stabilizing the output voltage in a circuit. Better known as Zener diode, these components are designed to allow reverse current to pass through it below a certain voltage level while preventing forward current when the voltage across it is above the same level.
These diodes make use of the principle of "Zener breakdown" to regulate voltages. A Zener diode is made of a semiconductor material with an intrinsic PN junction which is the point between the P-type material and the N-type material. The junction creates a depletion zone where the free charged electrons and holes are separated. Zener diodes function as voltage regulators when a voltage above the Zener voltage Vz is applied across them. This causes the depletion region to break down thus allowing the current to flow back through the reverse cycle. By doing this, the output voltage is regulated to the Zener voltage.
The 1PMT5942/TR7 Zener diode is manufactured with a unique construction of a silicon substrate and an epitaxial layer, which are intended to improve the reliability and stability of the device. It also has a low Zener voltage of 4.3 V and a maximum voltage of 5.6 V. The power rating of this diode is also relatively high at 500 mW, making it suitable for use in circuits where somewhat higher voltage and current may be required. The device also has low noise and temperature coefficients, making it stable and reliable over its operating life.
The 1PMT5942/TR7 Zener diode is ideal for applications like voltage regulation, over-voltage protection, current limiting, and temperature-compensated switch. It is widely used in a variety of devices such as inverters, power supply circuits, solar panel systems and in automotive electronics. It is especially useful in power supplies, as it can provide consistent, stable voltage, which is an important factor in reliable operation of the device.
The 1PMT5942/TR7 Zener diode is also useful for over-voltage protection, which is often required in circuits where components are exposed to high voltages and electric shocks. In such situations, the Zener diode will divert and discharge the excess voltage to the ground safety, thus protecting the connected components from damage or malfunctioning.
Finally, the 1PMT5942/TR7 Zener diode can also be used in temperature compensation circuits, where they are used to adjust the bias voltage of other components, such as transistors, to compensate for variations in temperature. The diodes can be used in this context as they maintain a constant voltage across their rated temperature range.
In summary, the 1PMT5942/TR7 Zener diode is an ideal component for a wide range of applications requiring voltage regulation, overvoltage protection, or temperature compensation. Its construction, power rating, and wide temperature range make it an ideal choice for many electrical and electronic circuits.
The specific data is subject to PDF, and the above content is for reference
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