SMAJ33A Circuit Protection |
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Allicdata Part #: | SMAJ33ALFTR-ND |
Manufacturer Part#: |
SMAJ33A |
Price: | $ 0.08 |
Product Category: | Circuit Protection |
Manufacturer: | Littelfuse Inc. |
Short Description: | TVS DIODE 33V 53.3V DO214AC |
More Detail: | N/A |
DataSheet: | SMAJ33A Datasheet/PDF |
Quantity: | 5000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
5000 +: | $ 0.06680 |
10000 +: | $ 0.06090 |
25000 +: | $ 0.05698 |
50000 +: | $ 0.05239 |
Series: | SMAJ |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Type: | Zener |
Unidirectional Channels: | 1 |
Voltage - Reverse Standoff (Typ): | 33V |
Voltage - Breakdown (Min): | 36.7V |
Voltage - Clamping (Max) @ Ipp: | 53.3V |
Current - Peak Pulse (10/1000µs): | 7.5A |
Power - Peak Pulse: | 400W |
Power Line Protection: | No |
Applications: | General Purpose |
Capacitance @ Frequency: | -- |
Operating Temperature: | -55°C ~ 150°C (TJ) |
Mounting Type: | Surface Mount |
Package / Case: | DO-214AC, SMA |
Supplier Device Package: | DO-214AC (SMA) |
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TVS - Diodes typically comprise of one or a combination of semiconductor components, including the SMAJ33A, which is a 4 line transient voltage suppressor diode. It has its application in fields such as providing transient overvoltage protection for the automotive, industrial, consumer, and communications areas.
The SMAJ33A has been designed as a surface mount device that requires minimal space on a circuit board, as it measures just 3.3mm x 3.3mm in size. Its low leakage current of around 1μA and broad working voltage of at least 5.3-188 Volts make it an ideal choice for a variety of applications.
The working principle of a SMAJ33A TVS diode is similar to that of any other diode. It is designed to conduct in a unidirectional manner, allowing only electrons to pass in one direction. When a transient overvoltage occurs, the SMAJ33A begins to conduct and has its breakdown voltage regulated by the voltage of the power supply.
When the diode is triggered, it enters what is known as a \'Zener Breakdown\' regime. The diode quickly begins conducting current, allowing the transistor’s base-emitter voltage to fall below what is normally allowed. This causes the diode to reach a state of saturation and conduct current in both directions.
The diode then begins conducting a high level of current, which is directed towards the load that is connected to it. This current helps to protect the circuitry from any excess voltage, allowing the electrical components to operate normally. Once the voltage has dissipated, the diode returns to its normal state, allowing current to flow in only one direction.
SMAJ33A has a variety of applications, ranging from providing overvoltage protection to electronics to protecting data communication systems, as well as automotive and consumer electronics. This diode is especially suitable for applications where space is at a premium, such as personal computers, laptops, and other small form factor electronics.
The SMAJ33A is designed to protect from high-current transients by providing an electrical barrier that channels the energy away from sensitive components. In addition, the diode is also designed to be thermally robust, so it can protect against temperature variations and has a short recovery time.
Finally, the SMAJ33A’s low leakage current of 1μA makes it ideal for use in low-power applications, such as battery-powered devices or systems. It is also designed to offer a secure and cost-effective protection solution for all types of electronic devices.
The specific data is subject to PDF, and the above content is for reference
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