Overview
The STPS3150U is a 150 V, 3 A power Schottky rectifier produced by STMicroelectronics. This component is designed for use in switch-mode power supplies up to 24 V rails and high-frequency converters. It is particularly suited for consumer and computer applications such as TVs, set-top boxes (STB), PCs, and DVDs, where low forward voltage drop is essential to reduce power dissipation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive Peak Reverse Voltage) | 150 | V |
| IF(AV) (Average Forward Current) | 3 | A |
| Tj(max) (Maximum Operating Junction Temperature) | 175 | °C |
| VF(typ) (Typical Forward Voltage Drop) | 0.63 | V |
| IFSM (Surge Non-Repetitive Forward Current) | 75-100 A (depending on package) | A |
| Rth(j-a) (Thermal Resistance Junction to Ambient) | 10-20 °C/W (depending on package) | °C/W |
| Tstg (Storage Temperature Range) | -65 to +175 °C | °C |
Key Features
- Negligible switching losses
- Low forward voltage drop for higher efficiency and extended battery life
- Surface mount miniature package (SMB, SMA Flat Notch, SMB Flat, DO-201AD)
- Low thermal resistance
- ECOPACK2 component, meeting environmental compliance standards
Applications
- Switch-mode power supplies up to 24 V rails
- High-frequency converters
- LED Lighting
- Battery chargers
- DC/DC converters
- Notebook adapters
- Consumer electronics: TVs, STBs, PCs, DVDs
Q & A
- What is the maximum repetitive peak reverse voltage of the STPS3150U?
The maximum repetitive peak reverse voltage is 150 V.
- What is the average forward current rating of the STPS3150U?
The average forward current rating is 3 A.
- What is the maximum operating junction temperature of the STPS3150U?
The maximum operating junction temperature is 175 °C.
- What are the typical forward voltage drop values for the STPS3150U?
The typical forward voltage drop values range from 0.63 V to 0.78 V depending on the current and temperature conditions.
- What types of packages are available for the STPS3150U?
The STPS3150U is available in SMB, SMA Flat Notch, SMB Flat, and DO-201AD packages.
- What are the key features of the STPS3150U that make it efficient?
The key features include negligible switching losses, low forward voltage drop, surface mount miniature packages, and low thermal resistance.
- Is the STPS3150U environmentally friendly?
Yes, the STPS3150U is an ECOPACK2 component, which meets environmental compliance standards.
- What are some common applications of the STPS3150U?
Common applications include switch-mode power supplies, high-frequency converters, LED lighting, battery chargers, and consumer electronics like TVs and PCs.
- How does the STPS3150U help in reducing power dissipation?
The low forward voltage drop of the STPS3150U helps in reducing power dissipation, which is crucial for efficient operation in various applications.
- What is the storage temperature range for the STPS3150U?
The storage temperature range is -65 °C to +175 °C.
