1N4491US Discrete Semiconductor Products |
|
| Allicdata Part #: | 1N4491US-ND |
| Manufacturer Part#: |
1N4491US |
| Price: | $ 5.73 |
| Product Category: | Discrete Semiconductor Products |
| Manufacturer: | Semtech Corporation |
| Short Description: | DIODE ZENER 120V 1.5W |
| More Detail: | Zener Diode 120V 1.5W ±5% Surface Mount |
| DataSheet: | 1N4491US Datasheet/PDF |
| Quantity: | 1000 |
| 250 +: | $ 5.15045 |
| Series: | -- |
| Packaging: | Bulk |
| Part Status: | Active |
| Voltage - Zener (Nom) (Vz): | 120V |
| Tolerance: | ±5% |
| Power - Max: | 1.5W |
| Impedance (Max) (Zzt): | 400 Ohms |
| Current - Reverse Leakage @ Vr: | 250nA @ 96V |
| Operating Temperature: | -55°C ~ 175°C |
| Mounting Type: | Surface Mount |
| Package / Case: | SQ-MELF |
| Supplier Device Package: | -- |
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Diodes are electric components that are useful for controlling and managing electric circuits. One common type of diode is the Zener diode, which is a type of semiconductor that acts as a voltage regulator. Zener diodes are used in a wide variety of electronic devices, from television sets to cell phones to computering systems. The 1N4491US is a type of single Zener diode, which utilizes a PN junction structure to control the voltage flow in electric circuits. By understanding the features and applications of the 1N4491US, it is possible to make better use of this important electronic component.
Features of the 1N4491US
The 1N4491US has several important features that are worth noting. It has high stability characteristics, making it useful for applications that require precise control of voltage values. It has high surge power, allowing it to function without sacrificing power or performance. Additionally, it has a long operating life, with the ability to handle up to 1000 volts of maximum load. Finally, it has an insulation effect, allowing it to protect itself against wear and tear or other outside damage.
Application Fields
The 1N4491US is most commonly used in applications where precise voltage values are needed to control electric circuits. In LED displays, for example, the 1N4491US can be used to regulate the flow of electricity, ensuring the LED lights work properly at all times. The same is true for LCD screens, where the 1N4491US helps maintain a consistent voltage flow throughout the circuit. In addition, the 1N4491US can be used in computers, DVD players, and other electronic devices to help maintain the desired voltage values for optimal performance.
Working Principle
The 1N4491US works by utilizing the PN junction structure of the diode. This means that the diode has two leads, the anode and the cathode, which are connected to two separate electric circuits. The anode is connected to the positive side of the circuit and the cathode is connected to the negative side. When the current flows through the diode, the PN junction produces a voltage that depends on the amperage and resistance of the circuit. This voltage can be changed by altering the current flow, allowing for precise control of the voltage values.
Within the 1N4491US, the voltage is stabilized by utilizing a zener effect. The zener effect helps to ensure that the voltage produced by the diode remains consistent and stable, even when the amperage or resistance of the circuit changes. This allows the device to be used in a variety of applications, helping to ensure that the desired voltage values are consistent throughout the circuit.
Conclusion
The 1N4491US is a type of single Zener diode, which utilizes a PN junction structure to control the voltage flow in electric circuits. It is an important component for many applications where precise voltage values are needed, such as LED and LCD displays. It works by utilizing the zener effect to ensure a consistent voltage flow, which helps to keep electronic devices operating properly. With its excellent performance and long operating life, the 1N4491US can help ensure the best possible performance from a wide variety of electronic devices.
The specific data is subject to PDF, and the above content is for reference
| Part Number | Manufacturer | Price | Quantity | Description |
|---|
| 1N4468 BK | Central Semi... | 0.5 $ | 1000 | DIODE ZENER 13V 1.5W DO41... |
| 1N4448W-7-F | Diodes Incor... | -- | 1000 | DIODE GEN PURP 75V 250MA ... |
| 1N4448TR | Vishay Semic... | -- | 40000 | DIODE GEN PURP 100V 150MA... |
| 1N4488 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 91V 1.5W AXIA... |
| 1N4448_T50R | ON Semicondu... | 0.0 $ | 1000 | DIODE GEN PURP 100V 200MA... |
| 1N4462 | Microsemi Co... | 5.71 $ | 1000 | DIODE ZENER 7.5V 1.5W DO2... |
| 1N4481US | Semtech Corp... | 6.36 $ | 1000 | DIODE ZENER 47V 1.5WZener... |
| 1N4448W RHG | Taiwan Semic... | 0.01 $ | 1000 | DIODE GEN PURP 75V 150MA ... |
| 1N4481 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 47V 1.5W AXIA... |
| 1N4479US | Semtech Corp... | 5.7 $ | 1000 | DIODE ZENER 39V 1.5WZener... |
| 1N4472 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 20V 1.5W AXIA... |
| 1N4448WX-TP | Micro Commer... | -- | 60000 | DIODE GEN PURP 75V 250MA ... |
| 1N4473 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 22V 1.5W AXIA... |
| 1N4448WS-7-F | Diodes Incor... | -- | 1000 | DIODE GEN PURP 75V 250MA ... |
| 1N4477 BK | Central Semi... | 0.5 $ | 1000 | DIODE ZENER 33V 1.5W DO41... |
| 1N4460US | Microsemi Co... | 6.66 $ | 1000 | ZENER DIODEZener Diode |
| 1N4448_T26A | ON Semicondu... | 0.0 $ | 1000 | DIODE GEN PURP 100V 200MA... |
| 1N4449 BK | Central Semi... | 0.0 $ | 1000 | DIODE GEN PURP 100V 150MA... |
| 1N4448HWS-7 | Diodes Incor... | -- | 1000 | DIODE GEN PURP 80V 250MA ... |
| 1N4475 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 27V 1.5W AXIA... |
| 1N4487US | Semtech Corp... | 5.73 $ | 1000 | DIODE ZENER 82V 1.5WZener... |
| 1N4448HWS-7-F | Diodes Incor... | -- | 153000 | DIODE GEN PURP 80V 250MA ... |
| 1N4448TAP | Vishay Semic... | 0.01 $ | 30000 | DIODE GEN PURP 75V 150MA ... |
| 1N4477 TR | Central Semi... | 0.49 $ | 1000 | DIODE ZENER 33V 1.5W DO41... |
| 1N4470 BK | Central Semi... | 0.5 $ | 1000 | DIODE ZENER 16V 1.5W DO41... |
| 1N4474US | Semtech Corp... | 5.7 $ | 1000 | DIODE ZENER 24V 1.5WZener... |
| 1N4446_T50R | ON Semicondu... | 0.0 $ | 1000 | DIODE GEN PURP 100V 200MA... |
| 1N4493 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 150V 1.5W AXI... |
| 1N4467 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 12V 1.5W AXIA... |
| 1N4448WTR | SMC Diode So... | 0.01 $ | 1000 | DIODE GEN PURP 75V 250MA ... |
| 1N4474 BK | Central Semi... | 0.5 $ | 1000 | DIODE ZENER 24V 1.5W DO41... |
| 1N4448-T | Diodes Incor... | 0.0 $ | 1000 | DIODE GEN PURP 75V 150MA ... |
| 1N4492 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 130V 1.5W AXI... |
| 1N4447TR | ON Semicondu... | 0.0 $ | 1000 | DIODE GEN PURP 100V DO35D... |
| 1N4448 | ON Semicondu... | -- | 36481 | DIODE GEN PURP 100V 200MA... |
| 1N4483US | Semtech Corp... | 5.7 $ | 1000 | DIODE ZENER 56V 1.5WZener... |
| 1N4446 TR | Central Semi... | 0.0 $ | 1000 | DIODE GEN PURP 100V 150MA... |
| 1N4448,143 | NXP USA Inc | 0.0 $ | 1000 | DIODE GEN PURP 100V 200MA... |
| 1N4474 | Semtech Corp... | 4.44 $ | 1000 | DIODE ZENER 24V 1.5W AXIA... |
| 1N4480US | Semtech Corp... | 5.7 $ | 1000 | DIODE ZENER 43V 1.5WZener... |
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1N4491US Datasheet/PDF