STPST12H100SF STMicroelectronics Schottky Diode (Other) In Stock
STMicroelectronics STPST12H100SF is a 100 V, 12 A power Schottky trench rectifier featuring a low forward voltage of 0.71 V maximum and a wide operating temperature range of -65°C to +175°C. The TO-277A (JEDEC-95) single cathode package suits high-frequency freewheeling and output rectification in DC/DC power converters. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- STPST12H100SF Datasheet PDF
- Category
- Schottky Diode
- Price
- From $0.2700(MOQ 10)
- Temp Range
- ?°C to 175.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STPST12H100SF?
- 100 V blocking voltage and 12 A average forward current in a compact TO-277A surface-mount package for high-density power designs
- Low maximum forward voltage of 0.71 V reduces conduction losses, improving efficiency in synchronous buck and boost converter output stages
- Extended -65°C to +175°C operating temperature range enables reliable freewheeling rectifier performance in automotive and industrial environments
What is STPST12H100SF used for?
STPST12H100SF serves as a freewheeling or output rectifier in DC/DC converters, switching power supplies, and motor drive snubber circuits where low forward-voltage drop and fast switching recovery are critical. Its 100 V, 12 A rating makes it a strong fit for secondary-side rectification in industrial 48 V to 72 V bus-fed systems. The high-temperature silicon trench construction also suits automotive on-board chargers and battery management circuits demanding reliability across wide thermal excursions.
What are the specifications of STPST12H100SF?
| Factory Lead Time | 19Weeks |
| YTEOL | 6 |
| Additional Feature | FREE WHEELING DIODE |
| Application | POWER |
| Case Connection | CATHODE |
| Configuration | SINGLE |
| Diode Element Material | SILICON |
| Diode Type | RECTIFIER DIODE |
| Forward Voltage-Max (VF) | 0.71V |
| JEDEC-95 Code | TO-277A |
| JESD-30 Code | R-PDSO-F3 |
| Non-rep Pk Forward Current-Max | 230A |
| Number of Elements | 1 |
| Number of Phases | 1 |
| Output Current-Max | 12A |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Rep Pk Reverse Voltage-Max | 100V |
| Reverse Current-Max | 24 µA |
| Reverse Test Voltage | 100V |
| Surface Mount | YES |
| Technology | SCHOTTKY |
| Terminal Form | FLAT |
| Terminal Position | DUAL |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8541.10.00.80 |
| Country of Origin | Malaysia |
Where can I find the STPST12H100SF datasheet?
STPST12H100SF Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STPST12H100SF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What forward voltage does the STPST12H100SF exhibit at its rated 12 A current, and why does this matter for converter efficiency?
The STPST12H100SF has a maximum forward voltage of 0.71 V at 12 A, which is significantly lower than a standard PN junction diode's typical 0.9 V to 1.1 V drop. This reduced conduction loss can improve output rectifier efficiency by 0.5% to 1% in a 12 A, 48 V system, translating to less heat dissipation and smaller thermal management requirements.
How does the -65°C to +175°C operating range of the STPST12H100SF benefit automotive power designs?
The extended -65°C to +175°C junction temperature range allows the STPST12H100SF to function reliably in under-hood automotive environments where ambient temperatures regularly exceed 125°C. This permits operation without over-derating in on-board charger secondary rectifiers and DC/DC converters that must pass AEC-Q101-level thermal stress tests.
What package does the STPST12H100SF use and what board-level advantages does it offer?
The STPST12H100SF is housed in the TO-277A (JEDEC-95) surface-mount package, a low-profile single-diode SMT outline. The TO-277A provides a smaller footprint than axial or leaded alternatives and is compatible with standard reflow soldering, enabling automated PCB assembly in 12 A freewheeling and rectifier positions within compact power modules.
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Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $0.8900 | $8.90 |
| 100+ | $0.5900 | $59.00 |
| 500+ | $0.4600 | $230.00 |
| 1000+ | $0.4000 | $400.00 |
| 2000+ | $0.3918 | $783.62 |
| 6000+ | $0.2700 | $1620.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
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