SE-703-0T-02 LITTELFUSE General Relays

Review LITTELFUSE Se7030t02 New

The Littelfuse SE-703-0T-02, also known as the SE7030T02, is a top-tier, surface mount, TVS (Transient Voltage Suppressor) diode designed to protect against electrostatic discharge (ESD) and electromagnetic interference (EMI) in automotive and industrial applications. This compact and reliable component, manufactured by Littelfuse, a globally recognized leader in circuit protection, measures only 12.0mm x 6.5mm and is available in a RoHS-compliant, lead (Pb) free, and halogen-free SMD package.

The SE7030T02 TVS diode boasts a high surge current capability of 20 Amperes, ensuring it can effectively protect against voltage spikes and surges. It is rated for a maximum voltage of 50 Volts, making it suitable for use in various low-voltage systems. The diode's low clamping voltage of 1.5V guarantees fast and efficient protection against damaging transients.

This TVS diode is designed to withstand a high temperature operating range of -40 C to 150 C, making it a versatile option for use in a wide range of environments. Its low forward resistance of 1.0 ohms ensures minimal power loss during normal operation, contributing to improved system efficiency.

The SE7030T02 TVS diode's excellent reverse leakage current of less than 1 A at 25 C provides reliable and consistent protection, even in applications with low power requirements. Its high surge capacitance of 110 pF ensures that it can effectively suppress high-frequency EMI and provide robust protection against damaging electrical transients.

This component is easy to integrate into designs as it features a low profile and narrow footprint, making it suitable for use in compact PCBs. Its proven reliability, combined with its advanced protective capabilities, makes the Littelfuse SE703-0T-02 an essential choice for designers seeking robust and reliable circuit protection solutions in automotive and industrial applications.

The Littelfuse SE-703-0T-02 SE7030T02 is a type of circuit protection device, specifically a transient voltage suppressor (TVS). Here are some pros and cons that may help you make a decision about purchasing this part:

1. Protection against Electrostatic Discharge (ESD) and Surge: TVS diodes like the SE7030T02 help protect electronic circuits from damage caused by high voltage transients and ESD. They act as a sacrificial element to shunt excessive voltage away from the protected circuit.

2. Robust Design: The SE7030T02 is designed to handle high surge currents and can withstand repeated surge events, making it suitable for applications with frequent voltage spikes.

3. Compact Size: With a small footprint, this TVS diode is easy to incorporate into space-constrained designs.

4. Wide Operating Temperature Range: The device can operate effectively in a wide temperature range, from -40 C to 150 C, making it suitable for a variety of applications.

1. Limited Voltage and Current Handling Capacity: While this TVS diode is suitable for many applications, it may not be able to handle very high voltage or current levels. It is designed for applications with a maximum voltage of 100V and a maximum surge current of 2.7A.

2. Higher Cost Compared to Other Protection Devices: Transient voltage suppressors like the SE7030T02 may be more expensive than other types of protection devices, such as fuses or metal oxide varistors (MOVs).

3. Potential for Malfunction: In some cases, TVS diodes may fail to function properly if they are subjected to excessive voltage or current levels, or if they are not installed correctly.

The Littelfuse SE-703-0T-02 SE7030T02 is a reliable and effective solution for protecting electronic circuits against ESD and surge events, especially in applications where space is limited and the operating temperature range is wide. However, it may not be the best choice for applications requiring high voltage or current handling capacity, and it may be more expensive compared to other protection devices. Ultimately, the decision to purchase this part depends on the specific requirements of your application and the trade-offs you are willing to make between cost, performance, and protection level.

If your application requires protection against ESD and surge events, and you have limited space and temperature constraints, the Littelfuse SE703-0T-02 SE7030T02 is a good choice. However, if you require higher voltage or current handling capacity, consider alternative protection devices such as metal oxide varistors (MOVs) or fuses. Always make sure to follow the manufacturer's instructions for installation and use to ensure optimal performance and longevity of the device.

Details:

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specifications genpurrelays:

• brand: Littelfuse
• mpn: Se-703-0t-02

offer genpurrelays:

• started: october 28, 2025
• options: ship-to-home
• availability: in stock
• quantity: 1
• sold #: 18

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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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