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STMicroelectronics · TVS Diodes

SMB6F40A

TVS DIODE 40VWM 84VC SMBFLAT

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SMB6F40A component illustration
Component illustration · verify actual package in documentation.

SMB6F40A specifications

Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.

ManufacturerSTMicroelectronics
Ordering codeSMB6F40A
FamilyTVS Diodes
PackageDO-221AA, SMB Flat Leads
Product StatusObsolete
TypeZener
Unidirectional Channels1
Bidirectional ChannelsNot provided in source
Voltage - Reverse Standoff (Typ)40V (Max)
Voltage - Breakdown (Min)44.4V
Voltage - Clamping (Max) @ Ipp84V
Current - Peak Pulse (10/1000µs)48A (8/20µs)
Power - Peak Pulse600W
Power Line ProtectionNo
ApplicationsGeneral Purpose
Capacitance @ FrequencyNot provided in source
Operating Temperature-55°C ~ 175°C (TJ)
Mounting TypeSurface Mount
Package / CaseDO-221AA, SMB Flat Leads
Supplier Device PackageSMBflat

Documents and evidence

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Before sourcing SMB6F40A

  1. Identify the firmware and board baseline
  2. Check flash, RAM and required peripherals
  3. Review pin assignment and supply limits
  4. Keep the full temperature and package suffix
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