P4KE33CA-E3/73 Circuit Protection |
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Allicdata Part #: | P4KE33CA-E3/73-ND |
Manufacturer Part#: |
P4KE33CA-E3/73 |
Price: | $ 0.11 |
Product Category: | Circuit Protection |
Manufacturer: | Vishay Semiconductor Diodes Division |
Short Description: | TVS DIODE 28.2V 45.7V DO204AL |
More Detail: | N/A |
DataSheet: | P4KE33CA-E3/73 Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
3000 +: | $ 0.09894 |
Series: | TransZorb® |
Packaging: | Tape & Box (TB) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Type: | Zener |
Bidirectional Channels: | 1 |
Voltage - Reverse Standoff (Typ): | 28.2V |
Voltage - Breakdown (Min): | 31.4V |
Voltage - Clamping (Max) @ Ipp: | 45.7V |
Current - Peak Pulse (10/1000µs): | 8.8A |
Power - Peak Pulse: | 400W |
Power Line Protection: | No |
Applications: | General Purpose |
Capacitance @ Frequency: | -- |
Operating Temperature: | -55°C ~ 175°C (TJ) |
Mounting Type: | Through Hole |
Package / Case: | DO-204AL, DO-41, Axial |
Supplier Device Package: | DO-204AL (DO-41) |
Base Part Number: | P4KE |
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TVS, or transient voltage suppressors, such as the P4KE33CA-E3/73, are components used to protect sensitive electronic and electrical equipment from destructive overvoltage transients that can enter a system from the outside environment. A common example of an overvoltage transient is a lightning strike occurring in the vicinity of a facility. TVS devices use an array of avalanche breakdown diodes to clamp the voltage on the protected circuit to a safe level, allowing the equipment to continue operating normally until the transient is over.
The P4KE33CA-E3/73 is a TVS diode specifically designed for power line protection applications. It is a unidirectional device that consists of two terminal pins connected to an internal array of avalanche breakdown diodes. These avalanche breakdown diodes are adeptly arranged to uniformly disperse the transient energy across its entire circuit. This allows for an impressive amount of voltage and current handling capability in a small form factor. Additionally, the diode’s maximum clamping voltage varies depending on the magnitude of the transient energy.
The P4KE33CA-E3/73’s application field includes a wide range of industries, such as medical, industrial, automotive, consumer household appliances, and communications. Its working principle is quite simple. First, the overvoltage that reaches the device is clamped by a combination of the diode’s avalanche breakdown and a Zener diode. This prevents any further voltage increase and limits the voltage to a safe level. Secondly, current flows from the terminals to the diode, the arrangement creates a voltage drop, resulting in a clamping voltage that is lower than the transient voltage, giving additional protection against the harmful transient.
Likewise, the P4KE33CA-E3/73 can also be used for in-line grounding protection applications, where active circuit grounding is undesirable or unfeasible. This type of protection aims to limit any potential spikes due to heavy ground bounce phenomenon and to reduce common-mode malfunctioning. For this purpose, the diode is connected in series with the power line at its two terminals. The device then works in the same way as described above. It can limit the voltage to a safe level and absorb the current surge that occurs during transient events.
To summarize, the P4KE33CA-E3/73 is neat TVS diode with a wide range of applications, primarily used to protect delicate circuits from transient voltage and current spikes. It works on a simple principle of clamping the overvoltage to a safe level with the help of an avalanche breakdown diode and a Zener diode. It can also be used for in-line grounding protection applications and can handle a large amount of current and voltage in a small form factor.
The specific data is subject to PDF, and the above content is for reference
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P4KE130CA-E3/73 | Vishay Semic... | 0.11 $ | 1000 | TVS DIODE 111V 179V DO204... |
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P4KE200CA-E3/73 | Vishay Semic... | 0.11 $ | 1000 | TVS DIODE 171V 274V DO204... |
P4KE220CA-E3/73 | Vishay Semic... | 0.11 $ | 1000 | TVS DIODE 185V 328V DO204... |
P4KE24CA-E3/73 | Vishay Semic... | 0.11 $ | 1000 | TVS DIODE 20.5V 33.2V DO2... |
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P4KE30CA-E3/73 | Vishay Semic... | 0.11 $ | 1000 | TVS DIODE 25.6V 41.4V DO2... |
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P4KE36CA-E3/73 | Vishay Semic... | 0.11 $ | 1000 | TVS DIODE 30.8V 49.9V DO2... |
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