RB706WM-40FHTL

Overview

The RB706WM-40FHTL is a Schottky barrier diode manufactured by ROHM Semiconductor, designed for high-reliability automotive applications. It features a reverse voltage of 40V and an average rectified forward current of 30mA. The device utilizes a SOT-323 (UMD3) surface-mount package with a maximum forward voltage of 0.37V at 1mA. Key electrical parameters include a peak repetitive reverse voltage of 45V, a surge forward current of 0.2A, and a maximum reverse current of 1µA at 30V. It operates within a junction temperature range up to 150°C and complies with AEC-Q101 standards.

Feature Summary

• Ultra-low forward voltage characteristics optimized for energy efficiency in high-speed switching circuits.
• High reliability construction specifically engineered for demanding automotive electronic environments.
• Compact SOT-323 surface-mount package design facilitating automated assembly and space-constrained layouts.

Applications

• Automotive electronic systems requiring high-reliability rectification
• High-speed switching circuits in consumer electronics
• Portable devices utilizing low-voltage power management

Procurement Notes

Verify the specific ordering suffix against official ROHM documentation to confirm tape-and-reel packaging quantities and RoHS compliance status. Ensure the component meets AEC-Q101 qualification requirements for your target automotive application before finalizing procurement specifications.

Selection Notes

Select this component when a compact Schottky diode with low forward voltage drop is required for automotive-grade reliability. The 40V rating and 30mA current capacity suit low-power signal rectification or clamping duties where minimal power loss and small footprint are critical design constraints.

Part Context

This part belongs to ROHM's automotive-grade Schottky barrier diode family, characterized by ultra-low forward voltage and high reliability. It is distinct from standard industrial variants by its adherence to strict automotive quality standards and suitability for harsh operating environments.

Replacement Considerations

Consult official ROHM documentation for verified substitutes. Direct replacements must maintain identical pinout, package dimensions, and electrical ratings to ensure compatibility without circuit redesign.

FAQ

Is the RB706WM-40FHTL qualified for automotive use?

Yes, the component is designed for automotive applications and complies with AEC-Q101 standards.

What is the maximum junction temperature for this diode?

The maximum operating junction temperature is 150°C.

Does this device feature a common cathode configuration?

No, the RB706WM-40FHTL is a single diode with series connection configuration, not a dual common cathode type.