SMDA03C-4/TR7 Allicdata Electronics

SMDA03C-4/TR7 Circuit Protection

Allicdata Part #:

SMDA03C-4/TR7-ND

Manufacturer Part#:

SMDA03C-4/TR7

Price: $ 1.51
Product Category:

Circuit Protection

Manufacturer: Microsemi Corporation
Short Description: TVS DIODE 3.3V 9V 8SO
More Detail: N/A
DataSheet: SMDA03C-4/TR7 datasheetSMDA03C-4/TR7 Datasheet/PDF
Quantity: 1000
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
500 +: $ 1.37262
Stock 1000Can Ship Immediately
$ 1.51
Specifications
Current - Peak Pulse (10/1000µs): 5A (8/20µs)
Base Part Number: SMDA03
Supplier Device Package: 8-SO
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Mounting Type: Surface Mount
Operating Temperature: -55°C ~ 150°C (TJ)
Capacitance @ Frequency: 300pF @ 1MHz
Applications: General Purpose
Power Line Protection: No
Power - Peak Pulse: 300W
Series: TVSarray™
Voltage - Clamping (Max) @ Ipp: 9V
Voltage - Breakdown (Min): 4V
Voltage - Reverse Standoff (Typ): 3.3V
Bidirectional Channels: 4
Type: Zener
Moisture Sensitivity Level (MSL): --
Part Status: Active
Lead Free Status / RoHS Status: --
Packaging: Tape & Reel (TR) 
Description

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Transient Voltage Suppressors (TVSs) have become increasingly important components in today\'s modern electronic systems. TVSs, or diodes, refer to semi-conductor devices intended to protect electronic systems from transients and high-voltage spikes caused by electrostatic discharges, lightning, and other sources. One of the more commonly used TVSs is the SMDA03C-4/TR7. This application note will provide an overview of the device and will explain the field of application and the working principle of the SMDA03C-4/TR7.

The SMDA03C-4/TR7 is a small, low capacitance, and high-speed transient voltage suppressor suitable for a wide range of applications. The device offers transient protection from 76V to 400V, making it suitable for use in applications such as computer networks, data lines, distributed power systems, industrial electronics, broadcast systems, telecom systems, and consumer electronics. The SMDA03C-4/TR7 is a reverse-biased, unidirectional device that can provide up to 1A of peak current protection. The device is also RoHS compliant and is rated for an operating temperature range of -55°C to +150°C.

The working principle of the SMDA03C-4/TR7 is relatively straightforward. The device is essentially a diode that operates in a reverse-biased direction. In order to provide protection from transients, the device contains a wide bandgap, high stability silicon junctions, which will begin to conduct current when the electric field strength exceeds the breakdown voltage of the device. As the current flow between the two junctions of the device increases, the device stops conducting and holds the voltage at a constant level. This helps protect the circuitry from the destructive effects of transient voltages.

In addition to its basic protection role, the SMDA03C-4/TR7 can be used in a variety of applications. The device is particularly well suited for providing overvoltage protection in systems with sensitive electronic circuitry such as computers and telecom networks. It can also be used for applications such as ESD protection in production facilities or providing surge protection for AC power lines. Due to its low capacitance and high speed, the device can also be used in high-speed data lines such as those used for Ethernet and other communication systems.

In summary, the SMDA03C-4/TR7 is a small, high-speed, low capacitance transient voltage suppressor that provides protection from transients, high-voltage spikes, and overvoltage in a wide range of applications. The device offers up to 1A of peak current protection over a voltage range of 76V to 400V. Its wide bandgap silicon junctions ensure that it can stop conducting current when the electric field strength exceeds the breakdown voltage of the device. The SMDA03C-4/TR7 can be used in a variety of applications such as ESD protection, surge protection, and high-speed data line protection.

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

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