Overview
The STPS3H100UF is a 100 V, 3 A power Schottky rectifier produced by STMicroelectronics. This component is optimized for use in switch mode power supplies, particularly for 12 V rails and high frequency converters. It is packaged in SMB Flat, making it suitable for consumer and computer applications where low forward voltage drop is crucial to reduce power dissipation.
Key Specifications
| Symbol | Parameter | Value | Unit |
|---|---|---|---|
| VRRM | Repetitive peak reverse voltage | 100 | V |
| IF(AV) | Average forward current, δ = 0.5 square wave | 3 | A |
| IFSM | Surge non repetitive forward current | 75 | A |
| Tj (max.) | Maximum operating junction temperature | 175 | °C |
| VF (typ.) | Forward voltage drop at IF = 3 A, Tj = 25 °C | 0.63 | V |
| IR (max.) | Reverse leakage current at Tj = 125 °C, VR = VRRM | 1.00 | mA |
| Rth(j-l) | Junction to lead thermal resistance | 15 | °C/W |
Key Features
- Negligible switching losses
- High junction temperature capability
- Low leakage current
- Good trade-off between leakage current and forward voltage drop
- Avalanche capability specified
- ECOPACK2 compliant
- AEC-Q101 qualified (for STPS3H100-Y version)
- Wettable leads (for STPS3H100-Y version)
- PPAP capable (for STPS3H100-Y version)
Applications
- Switch mode power supplies (SMPS)
- DC/DC converters
- LED lighting
- Reverse polarity protection
- Freewheeling diodes
- Automotive applications (for STPS3H100-Y version)
Q & A
- What is the maximum repetitive peak reverse voltage of the STPS3H100UF?
The maximum repetitive peak reverse voltage is 100 V.
- What is the average forward current rating of the STPS3H100UF?
The average forward current rating is 3 A.
- What is the maximum operating junction temperature of the STPS3H100UF?
The maximum operating junction temperature is 175 °C.
- What is the typical forward voltage drop of the STPS3H100UF at 3 A and 25 °C?
The typical forward voltage drop is 0.63 V.
- What are the common applications of the STPS3H100UF?
Common applications include switch mode power supplies, DC/DC converters, LED lighting, and reverse polarity protection.
- Is the STPS3H100UF environmentally compliant?
Yes, it is ECOPACK2 compliant.
- What is the surge non-repetitive forward current rating of the STPS3H100UF?
The surge non-repetitive forward current rating is 75 A.
- What is the reverse leakage current of the STPS3H100UF at 125 °C?
The reverse leakage current is up to 1.00 mA.
- Is the STPS3H100UF suitable for automotive applications?
Yes, especially the STPS3H100-Y version which is AEC-Q101 qualified.
- What is the thermal resistance from junction to lead for the STPS3H100UF in SMB Flat package?
The thermal resistance from junction to lead is 15 °C/W.
