PP
Power & Protection
Overview
STMicroelectronics BD439 is a power management IC used for supply-path stabilization in mixed-signal boards. Applied in industrial control cards and power-interface boards.
Core specification
Part numberBD439
ManufacturerSTMicroelectronics
Series / designationSTMicroelectronics BD439 Transistors
CategoryActive Components
SubcategoryTransistors
AvailabilityRemote Stock: 361 pcs
Lead timeLead time from 1 week
Documents
Applications
- RFQ handling
- replacement sourcing
- procurement review
Sourcing Notes
- Use the exact manufacturer part number for RFQ and cross-reference review.
- Open the datasheet link for package, rating, and compliance confirmation.
Alternatives
Adjacent parts are shown for sourcing review only; confirm electrical and mechanical fit before substitution.