STMicroelectronics · Discrete semiconductors
SD1728
RF TRANS NPN 55V M177
STM32-first sourcing with STMicroelectronics support components. Review recorded cores, flash, RAM, connectivity and package facts before moving an approved design into production.
Request this exact part →
SD1728 specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | SD1728 |
| Family | Discrete semiconductors |
| Package | M177 |
| Product Status | Obsolete |
| Transistor Type | NPN |
| Voltage - Collector Emitter Breakdown (Max) | 55V |
| Frequency - Transition | Not provided in source |
| Noise Figure (dB Typ @ f) | Not provided in source |
| Gain | 15dB ~ 17dB |
| Power - Max | 330W |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 23 @ 10A, 6V |
| Current - Collector (Ic) (Max) | 40A |
| Operating Temperature | 200°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | M177 |
| Supplier Device Package | M177 |
Documents and evidence
SD1728 ↗Catalog sources
www.ic-components.com · SD1728 ↗Source directory identity match; source detail pending. Specifications remain from existing catalog.
Before sourcing SD1728
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
Questions about SD1728
How do I request a current price?
Provide this full code, quantity, destination and arrival date. Budget estimates are conditional; final availability and price are confirmed by quotation.
Can a related record replace this device?
Related records aid discovery. Package, pinout, ratings, tooling and software require engineering approval before substitution.
Continue your Discrete semiconductors review
1N5711DO-204AH, DO-35, Axial
1N5817DO-204AL, DO-41, Axial
1N5817RLDO-204AL, DO-41, Axial
1N5818DO-204AL, DO-41, Axial
1N5818RLDO-204AL, DO-41, Axial
1N5819DO-204AL, DO-41, Axial