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Product Detailed Parameters
- Description：DIODE ARR SCHOTT 40V 80MA SOT323
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Diode Configuration：1 Pair Series Connection
- Technology：Schottky
- Voltage - DC Reverse (Vr) (Max)：40 V
- Current - Average Rectified (Io) (per Diode)：80mA
- Voltage - Forward (Vf) (Max) @ If：590 mV @ 40 mA
- Speed：Small Signal =< 200mA (Io), Any Speed
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：35 nA @ 30 V
- Operating Temperature - Junction：150°C
- Mounting Type：Surface Mount
- Package / Case：SC-70, SOT-323
- Supplier Device Package：SOT-323
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The RB508FM-40SFHT106 is a Schottky barrier diode designed for automotive applications, complying with AEC-Q101 standards. It features a reverse voltage of 40V and an average rectified forward current of 0.08A. The device operates within a junction temperature range of -55°C to 150°C. Key electrical parameters include a maximum forward voltage of 0.66V at 0.04A and a maximum reverse current of 35nA at 30V. It utilizes a SOT-323 (UMD3) surface-mount package.
Feature Summary
- Ultra-low reverse leakage current for efficient small-current rectification
- Automotive-grade reliability compliant with AEC-Q101 qualification
- Compact SOT-323 surface-mount package for space-constrained designs
Applications
- Automotive electronic circuits requiring low power consumption
- Small current rectification in vehicle control modules
- General purpose switching applications in automotive environments
Procurement Notes
Verify the specific suffix HT106 against the manufacturer's official datasheet to confirm tape-and-reel packaging specifications. Ensure the component meets the required AEC-Q101 automotive grade certification for your target application environment. Cross-reference the part number with authorized distributors to confirm authenticity and traceability documentation availability prior to procurement.
Selection Notes
Select this component when designing automotive systems that demand high reliability under varying thermal conditions. The low reverse current characteristic makes it suitable for sensitive circuits where leakage must be minimized. Consider the SOT-323 package constraints regarding thermal dissipation and physical footprint during PCB layout planning.
Part Context
This part belongs to the RB508FM series of ultra-low IR Schottky barrier diodes manufactured by Rohm Semiconductor. The series is specifically engineered for automotive electronics, offering robust performance in harsh environments. The SFH suffix indicates the specific packaging and taping configuration used for automated assembly processes.
Replacement Considerations
Check for other variants within the RB508FM family, such as RB508FM-40FH or RB508FM-40AFH, which share similar electrical characteristics but may differ in internal configuration or pinout. Verify compatibility before substitution.
