B57235S0609M000

Overview

The B57235S0609M000 is a negative temperature coefficient (NTC) thermistor designed for inrush current limiting applications. Manufactured by EPCOS - TDK Electronics, this component features a nominal resistance of 6 Ohms at 25°C with a tolerance of ±20%. It supports a maximum steady-state current of 4 A and operates within a temperature range of -55°C to +170°C. The device has a power rating of 1.8 W and utilizes radial leads with a lead spacing of 5 mm. Its physical dimensions include a diameter of 9.5 mm and a width of 6 mm.

Feature Summary

• Designed specifically for inrush current limiting in electronic circuits
• Utilizes NTC thermistor technology for effective surge protection
• Features coated disk construction with radial leads for PCB mounting

Applications

• Inrush current limiting in power supply inputs
• Surge protection for AC/DC conversion stages
• Electronic circuit protection against startup current spikes

Procurement Notes

Verify the manufacturer part number B57235S0609M000 against official EPCOS or TDK documentation to confirm specifications. Ensure compatibility with target voltage ratings of 110 VAC and 230 VAC. Check for RoHS compliance status if required by project regulations. Confirm lead spacing and dimensional constraints fit the printed circuit board layout before procurement.

Selection Notes

Select this component when a 6 Ohm resistance at 25°C is required for inrush current control. Consider the 4 A steady-state current rating and 1.8 W power dissipation capabilities. Evaluate the operating temperature range of -55°C to +170°C against environmental conditions. Ensure the radial lead configuration matches the assembly process.

Part Context

This component belongs to the B57235 series of NTC thermistors from EPCOS - TDK Electronics. These devices are specialized for protecting electronic equipment from high initial currents during power-up. The series offers various resistance values and current ratings to suit different application requirements while maintaining consistent physical and electrical characteristics.

Replacement Considerations

Consult official TDK or EPCOS cross-reference lists for verified substitutes. Ensure any replacement maintains identical resistance, current rating, and dimensional specifications.