SMAJ58A Allicdata Electronics

SMAJ58A Circuit Protection

Allicdata Part #:

SMAJ58ALFTR-ND

Manufacturer Part#:

SMAJ58A

Price: $ 0.08
Product Category:

Circuit Protection

Manufacturer: Littelfuse Inc.
Short Description: TVS DIODE 58V 93.6V DO214AC
More Detail: N/A
DataSheet: SMAJ58A datasheetSMAJ58A Datasheet/PDF
Quantity: 5000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
5000 +: $ 0.06755
10000 +: $ 0.06319
25000 +: $ 0.05810
Stock 5000Can Ship Immediately
$ 0.08
Specifications
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): 58V
Voltage - Breakdown (Min): 64.4V
Voltage - Clamping (Max) @ Ipp: 93.6V
Current - Peak Pulse (10/1000µs): 4.3A
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)
Description

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TVS (Transient Voltage Suppressor) Diodes are designed to protect a circuit from high voltage transient spikes and to limit the peak magnitude of an otherwise damaging electrostatic or electromagnetic discharge. The SMAJ58A, manufactured by NXP Semiconductors specifically, is a 400W Uni-directional TVS diode that has an operating breakdown voltage of 5.8Volts, making it suitable for electrostatic discharge (ESD) and lightning protection. It is composed of two semiconductor junctions separated by a large avalanche region, enabling it to safely absorbing up to 400W of energy.

In terms of its application fields, the SMAJ58A is most commonly used in industrial and telecommunications settings. In the industrial sector, the diode can provide reliable and safe overvoltage protection for digital, analog and video systems, instrumentation control and other sensitive electronics used in a variety of applications. Similarly, in telecommunications, the diode is quite useful for providing equipment protection, including protection against ESD or electromagnetic interference, lightning and other threats.

At the core of the SMAJ58A’s operation is its ability to limit the current by shorting out the input pulses and to direct the resulting power to a safe, low-impedance path. Moreover, unlike other traditional over-voltage protections, the SMAJ58A’s ability to provide over-voltage protection while still preventing damage to any connected system components makes it a desirable choice for both industrial and telecommunications sectors.

In order for the SMAJ58A to provide the voltage protection required, it must be connected the correct way and be of adequate size to handle the total energy that may be discharged. If not, the diode can become heavily damaged without the chance of recovery or be unable to provide the required protection, leading to a breakdown of the system. This is why it is important that users ensure all connections and other components are correctly in place.

When using the diode, the typical working principle involves connecting the SMAJ58A into an existing system and then clamping the voltage spike. When the voltage exceeds the diode’s breakdown voltage, the diode begins to conduct and allows a low current to flow that could be directed to ground. This low current protects the device from further voltage spikes and consequently, any other connected to the system, by preventing further damage or destruction.

In conclusion, the SMAJ58A is a versatile 400W Uni-directional TVS diode that offers a robust protection against high voltage spikes and ESD or electromagnetic interference, making it extremely useful in industrial and telecommunications settings. The diode’s working principle involves automatically clamping any voltage spikes, allowing a low current to flow to ground and protecting the system from further damage. Due to this, it is important for users to ensure that all connections and circuitry are safe before activating the diode.

The specific data is subject to PDF, and the above content is for reference

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