SB3040FCT_T0_00001

Overview

The SB3040FCT_T0_00001 is a silicon Schottky barrier rectifier from the SB3020FCT series, manufactured by Panjit International Inc. It features a maximum average forward current of 30 Amperes and a maximum repetitive peak reverse voltage of 40 Volts. The device utilizes an ITO-220AB full molded plastic case with solder-plated terminals. Electrical characteristics include a maximum forward voltage of 0.75 V at 15 A per leg and a typical thermal resistance of 1.5 °C/W. It supports a peak forward surge current of 275 A and operates within a junction temperature range of -55 to +150 °C.

Feature Summary

• Low forward voltage and high current capability for improved efficiency
• High surge capacity suitable for demanding power applications
• Flame retardant epoxy molding compound with 94V-0 flammability classification

Applications

• Low voltage, high frequency inverters
• Free wheeling diode circuits
• Polarity protection applications

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm packaging type and compliance status. The suffix indicates the packing code, version, and serial number configuration. Confirm that the component meets required environmental directives such as RoHS 2011/65/EU and IEC61249 standards before procurement. Ensure the package matches the intended mechanical design constraints.

Selection Notes

Select this component when designing circuits requiring a 30 A continuous current rating with a 40 V blocking voltage. Consider the 0.75 V forward voltage drop at 15 A per leg for thermal management calculations. Verify that the ITO-220AB package fits the available board space and mounting requirements. Evaluate the thermal resistance of 1.5 °C/W to ensure adequate heat dissipation under load conditions.

Part Context

This part belongs to the SB3020FCT series, which encompasses various voltage ratings ranging from 20 V to 60 V while maintaining a constant 30 A current rating. The series is designed for general-purpose rectification in power supply and industrial applications. Panjit manufactures these devices using silicon technology, ensuring consistent performance across the voltage variants within the family.

Replacement Considerations

Other members of the SB3020FCT series, such as SB3020FCT or SB3050FCT, share identical current ratings and package dimensions but differ in reverse voltage capabilities. Substitution requires verifying that the alternative voltage rating meets or exceeds the circuit's maximum reverse voltage requirements without compromising thermal performance.

FAQ

What is the maximum non-repetitive surge current for the SB3040FCT?

The maximum non-repetitive peak forward surge current is 275 A, measured as an 8.3 ms single half sine-wave superimposed on rated load.

Does the SB3040FCT comply with halogen-free standards?

Yes, the device uses green molding compound compliant with the IEC61249 standard, making it halogen-free.

How does the forward current change with case temperature?

The average forward current must be derated as the case temperature increases, following the derating curve provided in the datasheet specifications.