824521901 Circuit Protection |
|
Allicdata Part #: | 732-9762-2-ND |
Manufacturer Part#: |
824521901 |
Price: | $ 0.16 |
Product Category: | Circuit Protection |
Manufacturer: | Wurth Electronics Inc. |
Short Description: | TVS DIODE 90V 146V DO214AA |
More Detail: | N/A |
DataSheet: | 824521901 Datasheet/PDF |
Quantity: | 1000 |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
500 +: | $ 0.14805 |
1000 +: | $ 0.12600 |
Voltage - Clamping (Max) @ Ipp: | 146V |
Supplier Device Package: | DO-214AA |
Package / Case: | DO-214AA, SMB |
Mounting Type: | Surface Mount |
Operating Temperature: | -65°C ~ 150°C (TJ) |
Capacitance @ Frequency: | -- |
Applications: | General Purpose |
Power Line Protection: | No |
Power - Peak Pulse: | 600W |
Current - Peak Pulse (10/1000µs): | 4.1A |
Series: | WE-TVSP |
Voltage - Breakdown (Min): | 105.5V (Typ) |
Voltage - Reverse Standoff (Typ): | 90V (Max) |
Bidirectional Channels: | 1 |
Type: | Zener |
Moisture Sensitivity Level (MSL): | -- |
Part Status: | Active |
Lead Free Status / RoHS Status: | -- |
Packaging: | Tape & Reel (TR) |
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TVS or transient voltage suppressor diodes are a periodically used component in a wide range of electronic applications. Generally speaking, these devices are designed to protect electrical circuits from high power surges, such as those caused by a nearby lightning strike or an accidental short circuit. A TVS diode, or simply a “TVS”, is a specialized, monolithic semiconductor component with p-i-n and other such structures used to generate the breakdown voltage necessary to protect the target circuit.
The 824521901, sometimes referred to as a unidirectional "memory and logic protector" diode, is a TVS component of this type. It is designed to protect high speed logic circuits and memory devices from transients in one direction. This diode utilizes PTCs (positive temperature coefficient), which change from a low resistance to a high resistance once the current surpasses a certain threshold, allowing it to be used for device protection.
The 824521901 diode can operate at a breakdown voltage of 6.8V and has a reverse standoff voltage of 5V, meaning that the diode will generally supply protection up to 6.8V, and is very effective at cutting down the risk of a short circuit resulting in catastrophic consequences. Additionally, the 824521901 TVS diode is capable of holding up to an impressive peak power of 250 watts, making it capable of bearing very high voltage transients over a short period with minimal damage.
The working principle of the TVS-824521901 diode is relatively straightforward. When a transient voltage is appearing across the circuit and exceeds normal operating voltage levels, the PTC in the TVS diode reacts to this by changing from low resistance to very high resistance which rapidly reduces the energy intensity and clamps down the voltage swing. This lets the vast majority of the energy flow through the diode instead of continuing as a large surge that has the potential to cause damage. The resulting forward-bias voltage is routed to ground from the P-N junction of the diode, allowing its effective use in a wide range of applications.
Overall, the 824521901 diode is often utilized for RF power supply applications, including the protection of memory devices and logic circuits. Its breakdown voltage, reverse standoff voltage, and peak power specs are ideally suited for this purpose. Beyond that, this TVS diode is also suitable for reed relays, latching relays, and other such devices.
The specific data is subject to PDF, and the above content is for reference
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