MS15 30004-B

Inrush Current Limiters (ICL) Overview

The MS1530004-B is a MegaSurge series inrush current limiter (ICL) manufactured by Vishay Ametherm. It features an NTC thermistor construction with radial leads for through-hole mounting. Key electrical parameters include a resistance of 30 Ohms at 25°C with a tolerance of ±25%. The device supports a maximum steady-state current of 4.2 Amps and has a diameter of 17.00mm (0.670 inches). It is designed to limit initial surge currents in electronic circuits, protecting components during power-up.

Inrush Current Limiters (ICL) Feature Summary

• Utilizes negative temperature coefficient (NTC) technology to provide high initial resistance that decreases as temperature rises.
• Radial leaded package design facilitates easy integration into printed circuit board assemblies.
• Engineered to absorb high energy surges, protecting sensitive downstream electronics from damage during startup.

Inrush Current Limiters (ICL) Applications

• Power supply input stages
• Capacitive load protection
• Consumer electronics power entry

Inrush Current Limiters (ICL) Procurement Notes

Verify the specific suffix '-B' against the manufacturer's official datasheet to confirm dimensional and electrical tolerances match the design requirements. Ensure the selected component meets all relevant safety certifications required for the final application environment. Cross-reference the part number with authorized distributors to avoid counterfeit components.

Inrush Current Limiters (ICL) Selection Notes

Select this component based on the required steady-state current rating of 4.2A and the nominal resistance of 30 Ohms. Consider the physical dimensions, specifically the 17mm diameter, to ensure adequate clearance on the PCB layout. Evaluate the thermal management capabilities of the surrounding circuitry to handle the heat generated during operation.

Inrush Current Limiters (ICL) Part Context

This part belongs to the MegaSurge series of inrush current limiters. These devices are specialized NTC thermistors designed specifically for managing transient currents. The series offers various resistance and current ratings to suit different power levels and circuit configurations.

Inrush Current Limiters (ICL) Replacement Considerations

MS1530004

Inrush Current Limiters (ICL) FAQ

What is the maximum recommended energy rating for this component?

The maximum recommended energy rating is 135 Joules.

What is the steady-state current capacity of the MS1530004-B?

The device supports a maximum steady-state current of 4.2 Amps.