
Allicdata Part #: | SZ1SMB5918BT3GOSTR-ND |
Manufacturer Part#: |
SZ1SMB5918BT3G |
Price: | $ 0.18 |
Product Category: | Discrete Semiconductor Products |
Manufacturer: | ON Semiconductor |
Short Description: | DIODE ZENER 5.1V 3W SMB |
More Detail: | Zener Diode 5.1V 3W ±5% Surface Mount SMB |
DataSheet: | ![]() |
Quantity: | 1000 |
2500 +: | $ 0.15826 |
5000 +: | $ 0.14735 |
12500 +: | $ 0.14553 |
Series: | Automotive, AEC-Q101 |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Voltage - Zener (Nom) (Vz): | 5.1V |
Tolerance: | ±5% |
Power - Max: | 3W |
Impedance (Max) (Zzt): | 4 Ohms |
Current - Reverse Leakage @ Vr: | 5µA @ 2V |
Voltage - Forward (Vf) (Max) @ If: | 1.5V @ 200mA |
Operating Temperature: | -65°C ~ 150°C |
Mounting Type: | Surface Mount |
Package / Case: | DO-214AA, SMB |
Supplier Device Package: | SMB |
Base Part Number: | 1SMB |
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Diodes - Zener - Single
The SZ1SMB5918BT3G is an example of a single zener diode. Such a diode has the capacity to hold a reverse voltage and then release it in the form of current flow when that voltage is exceeded. They are used in a variety of applications, such as voltage regulators, surge protection, and constant voltage sources.
Application Field
Zener diodes such as the SZ1SMB5918BT3G are widely used in a variety of industries and applications. In electrical power systems, they are used for overvoltage protection in power switching circuits and other high-voltage components. They can be used to provide a stable reference voltage for CMOS circuits, as well as for adjusting the voltage for battery-powered equipment such as cell phones and laptops. Additionally, zener diodes are used in RF applications as RF detectors, as well as in automotive systems for voltage regulation and as a reference voltage.
Working Principle
The SZ1SMB5918BT3G Zener Diode works on the principle of a breakdown voltage. That is to say, when a certain voltage is applied in the reverse direction, the semiconductor material in the diode breaks down and allows current to flow in the opposite direction. This creates a voltage drop, which can be used for voltage regulation. The breakdown voltage of the SZ1SMB5918BT3G is 18 V, which means that when 18 V is applied in the reverse direction, current will flow in the opposite direction.
The Zener diodes also have the capacity to limit current. This is due to their inherent resistance to the reverse current flow. As the current attempts to flow through the diode, the resistance increases and limits the amount of current. This property can be utilized to ensure that too much current does not flow through sensitive components. Furthermore, the reverse current can be used to create a constant reference voltage which can be used to power sensitive components.
Conclusion
The SZ1SMB5918BT3G Zener Diode is an example of a single zener diode, which is used in a variety of applications. It works on the principle of a breakdown voltage, with a breakdown voltage of 18 V, and it has the capacity to limit the current. This can be used for voltage and current regulation, as well as in reference voltage sources. As such, the SZ1SMB5918BT3G Zener Diode is an important component in many applications.
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SZ1SMB20CAT3G | Littelfuse I... | -- | 1000 | TVS DIODE 20V 32.4V SMB |
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SZ1SMB60CAT3G | Littelfuse I... | 0.2 $ | 1000 | TVS DIODE 60V 96.8V SMB |
SZ1SMB5927BT3G-VF01 | ON Semicondu... | 0.18 $ | 1000 | DIODE ZENER 12V 3W SMBZen... |
SZ1SMA26CAT3G | Littelfuse I... | -- | 1000 | TVS DIODE 26V 42.1V SMA |
SZ1SMA30AT3G | Littelfuse I... | -- | 1000 | TVS DIODE 30V 48.4V SMA |
SZ1SMB5913BT3G | ON Semicondu... | 0.18 $ | 1000 | DIODE ZENER 3.3V 3W SMBZe... |
SZ1SMB5939BT3G-VF01 | ON Semicondu... | 0.0 $ | 1000 | DIODE ZENER 39V 3W SMBZen... |
SZ1SMA30CAT3G | Littelfuse I... | -- | 1000 | TVS DIODE 30V 48.4V SMA |
SZ1SMB5922BT3G | ON Semicondu... | -- | 1000 | DIODE ZENER 7.5V 3W SMBZe... |
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SZ1SMA40CAT3G | Littelfuse I... | 0.22 $ | 1000 | TVS DIODE 40V 64.5V SMA |
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SZ1SMB5944BT3G | ON Semicondu... | -- | 1000 | DIODE ZENER 62V 3W SMBZen... |
SZ1SMB5918BT3G | ON Semicondu... | 0.18 $ | 1000 | DIODE ZENER 5.1V 3W SMBZe... |
SZ1SMB5940BT3G | ON Semicondu... | 0.2 $ | 1000 | DIODE ZENER 43V 3W SMBZen... |
SZ1SMC16AT3G | Littelfuse I... | 0.3 $ | 1000 | TVS DIODE 16V 26V SMC |
SZ1SMA5922BT3G | ON Semicondu... | 0.18 $ | 5000 | DIODE ZENER 7.5V 1.5W SMA... |
SZ1SMB14CAT3G | Littelfuse I... | 0.2 $ | 1000 | TVS DIODE 14V 23.2V SMB |
SZ1SMB5933BT3G-VF01 | ON Semicondu... | 0.0 $ | 1000 | DIODE ZENER 22V 3W SMBZen... |
SZ1SMA5935BT3G | ON Semicondu... | 0.15 $ | 5000 | DIODE ZENER 27V 1.5W SMAZ... |
SZ1SMC17AT3G | Littelfuse I... | 0.3 $ | 1000 | TVS DIODE 17V 27.6V SMC |
SZ1SMA5929BT3G | ON Semicondu... | 0.18 $ | 1000 | DIODE ZENER 15V 1.5W SMAZ... |
SZ1SMA5935BT3G-VF01 | ON Semicondu... | 0.15 $ | 1000 | DIODE ZENER 27V 1.5W SMAZ... |
SZ1SMC20AT3G | Littelfuse I... | 0.3 $ | 1000 | TVS DIODE 20V 32.4V SMC |
SZ1SMB22CAT3G | Littelfuse I... | 0.2 $ | 1000 | TVS DIODE 22V 35.5V SMB |
SZ1SMA28CAT3G | Littelfuse I... | 0.22 $ | 1000 | TVS DIODE 28V 45.4V SMA |
SZ1SMC22AT3G | Littelfuse I... | -- | 1000 | TVS DIODE 22V 35.5V SMC |
SZ1SMC51AT3G | Littelfuse I... | 0.3 $ | 1000 | TVS DIODE 51V 82.4V SMC |
SZ1SMB5915BT3G-VF01 | ON Semicondu... | 0.18 $ | 1000 | DIODE ZENER 3.9V 550MW SM... |
SZ1SMB5938BT3G-VF01 | ON Semicondu... | 0.18 $ | 1000 | DIODE ZENER 36V 550MW SMB... |
SZ1SMB18AT3G | Littelfuse I... | 0.22 $ | 1000 | TVS DIODE 18V 29.2V SMB |
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