STPST15H100SBYTR STMicroelectronics Schottky Diode (Other) In Stock
STMicroelectronics STPST15H100SBYTR is an automotive-grade 100 V, 15 A Power Schottky Trench Rectifier in D2PAK package, featuring a maximum forward voltage of 0.74 V and AEC-Q101 qualification. Designed for freewheeling and power rectification in automotive systems with high efficiency and reliability. Available in tape-and-reel format with stock worldwide and competitive pricing.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- STPST15H100SBYTR Datasheet PDF
- Category
- Schottky Diode
- Price
- From $0.3796(MOQ 10)
- Temp Range
- -40.0°C to 175.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Automotive AEC-Q101 qualified 100 V, 15 A Schottky trench rectifier for harsh vehicle environments
- Ultra-low forward voltage of 0.74 V maximum reduces conduction losses and improves power conversion efficiency
- D2PAK surface mount package enables efficient thermal dissipation for high-current automotive power stages
- Optimized for freewheeling diode duty in DC-DC converters and motor drive circuits up to 100 V
Applications
The STPST15H100SBYTR is designed for automotive power management applications including DC-DC converters, buck-boost regulators, and motor control systems operating up to 100 V. Its 15 A continuous forward current rating and low 0.74 V forward voltage make it an efficient freewheeling diode in synchronous rectification stages. The AEC-Q101-qualified D2PAK package ensures long-term reliability in under-hood environments with operating temperatures from -40°C to +175°C.
Specifications
| 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) | 0.74V |
| JESD-30 Code | R-PSSO-G2 |
| Non-rep Pk Forward Current-Max | 230A |
| Number of Elements | 1 |
| Number of Phases | 1 |
| Output Current-Max | 15A |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Reference Standard | AEC-Q101 |
| Rep Pk Reverse Voltage-Max | 100V |
| Reverse Current-Max | 28 µA |
| Reverse Test Voltage | 100V |
| Surface Mount | YES |
| Technology | SCHOTTKY |
| Terminal Form | GULL WING |
| Terminal Position | SINGLE |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8541.10.00.80 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the key electrical ratings of the STPST15H100SBYTR that make it suitable for automotive power stages?
The STPST15H100SBYTR is rated for 100 V reverse voltage and 15 A continuous forward current with a maximum forward voltage of 0.74 V at 15 A. These ratings allow it to serve as a freewheeling diode in 48 V automotive DC-DC converters and motor drive bridges, minimizing conduction losses and heat generation in high-current switching circuits.
How does the trench Schottky technology in the STPST15H100SBYTR compare to standard PN-junction rectifiers for automotive use?
Trench Schottky technology achieves a significantly lower forward voltage drop of 0.74 V maximum versus 1.0 V to 1.2 V typical for PN-junction diodes, resulting in reduced power dissipation at 15 A of forward current. The near-zero reverse recovery time of the Schottky junction also enables high-frequency switching above 100 kHz in automotive buck converters without the switching losses associated with standard rectifiers.
Which automotive systems most benefit from using the STPST15H100SBYTR as a freewheeling diode?
12 V and 48 V automotive power systems benefit most: electric power steering motor drives, start-stop system battery chargers, and LED headlamp driver circuits operating at switching frequencies of 100 kHz to 500 kHz. The AEC-Q101 qualification and -40°C to +175°C junction temperature range ensure the STPST15H100SBYTR withstands the temperature cycling and vibration present in engine-bay mounted power modules.
What thermal and packaging considerations apply when designing with the STPST15H100SBYTR in a D2PAK footprint?
The D2PAK (TO-263) package provides a large exposed metal tab connected to the cathode, enabling junction-to-case thermal resistance of approximately 2.5°C/W. A copper pour or heatsink attached to the tab can dissipate the full 15 A forward current load, keeping junction temperature below 175°C even at 85°C ambient — a critical margin for under-hood automotive power modules in 100 V rail designs.
Related Guides
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
ADAQ7768-1 Design Guide for Precision Vibration and Dynamic Signal Measurement
Design ADAQ7768-1 precision data acquisition channels for vibration and dynamic sensing with the right bandwidth, reference, clock, and layout choices.
Jun 30, 2026
AD5204BRZ10 Design Guide for SPI-Controlled Gain and Offset Calibration
Design AD5204BRZ10 digital potentiometer calibration loops with bounded trim span, safe wiper current, clean SPI routing, and reliable startup codes.
Jun 30, 2026
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+ | $1.0600 | $10.60 |
| 100+ | $0.7044 | $70.44 |
| 250+ | $0.5910 | $147.75 |
| 500+ | $0.5400 | $270.00 |
| 1000+ | $0.5044 | $504.40 |
| 10000+ | $0.3796 | $3796.10 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”