Overview
The STPS20M100ST is a single Schottky rectifier produced by STMicroelectronics, designed for high-frequency switch-mode power supplies. This component is available in various packages, including TO-220AB, TO-220FPAB, D²PAK, and I²PAK. It is particularly suited for use in notebook, game station, and desktop adapters, offering high efficiency at both low and high load conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive Peak Reverse Voltage) | 100 | V |
| IF(RMS) (Forward RMS Current) | 30 | A |
| IF(AV) (Average Forward Current) | 20 | A |
| IFSM (Surge Non-Repetitive Forward Current) | 350 | A |
| PARM (Repetitive Peak Avalanche Power) | 1150 | W |
| Tj (Maximum Operating Junction Temperature) | 150 | °C |
| VF (Typical Forward Voltage Drop) | 0.455 V (at IF = 5 A), 0.775 V (at IF = 20 A) | V |
| IR (Reverse Leakage Current) | 5 µA (at Tj = 25 °C, VR = 100 V), 40 mA (at Tj = 125 °C, VR = 100 V) | A |
| Rth(j-c) (Junction to Case Thermal Resistance) | 1.2 °C/W (TO-220AB, D²PAK, I²PAK), 4 °C/W (TO-220FPAB) | °C/W |
Key Features
- Low forward voltage drop, resulting in very small conduction losses
- Avalanche rated, ensuring robustness against high voltage spikes
- High current capability, with a maximum average forward current of 20 A
- Insulated package options, such as TO-220FPAB with an insulating voltage of 2000 V RMS
- ECOPACK®2 compliant, emphasizing environmental sustainability
Applications
- Switch-mode power supplies (SMPS)
- DC/DC converters
- LED lighting applications
- Notebook, game station, and desktop adapters
Q & A
- What is the maximum repetitive peak reverse voltage (VRRM) of the STPS20M100ST?
The maximum repetitive peak reverse voltage (VRRM) is 100 V
- What is the average forward current (IF(AV)) rating for the STPS20M100ST?
The average forward current (IF(AV)) is 20 A for TO-220AB, D²PAK, and I²PAK packages, and it is specified at a case temperature (Tc) of 130 °C
- What is the maximum junction temperature (Tj) for the STPS20M100ST?
The maximum junction temperature (Tj) is 150 °C
- What are the typical forward voltage drop values for the STPS20M100ST?
The typical forward voltage drop (VF) is 0.455 V at IF = 5 A and 0.775 V at IF = 20 A
- Is the STPS20M100ST avalanche rated?
Yes, the STPS20M100ST is avalanche rated
- What are the common applications of the STPS20M100ST?
Common applications include switch-mode power supplies, DC/DC converters, LED lighting, and adapters for notebooks and game stations
- What packages are available for the STPS20M100ST?
The component is available in TO-220AB, TO-220FPAB, D²PAK, and I²PAK packages
- Is the STPS20M100ST environmentally compliant?
Yes, the STPS20M100ST is ECOPACK®2 compliant, emphasizing environmental sustainability
- What is the surge non-repetitive forward current (IFSM) rating for the STPS20M100ST?
The surge non-repetitive forward current (IFSM) is 350 A for a pulse duration of 10 ms
- What is the thermal resistance (Rth(j-c)) for the TO-220AB package?
The thermal resistance (Rth(j-c)) for the TO-220AB package is 1.2 °C/W
