STPS3150U Overview
The STPS3150U is a high-performance ultra-fast rectifier diode designed to optimize power conversion efficiency in industrial and consumer electronics. Featuring a low forward voltage drop and fast recovery time, it minimizes switching losses and thermal dissipation, making it ideal for high-frequency applications. This device supports up to 15 A of forward current and offers a peak repetitive reverse voltage of 150 V, ensuring reliable operation under demanding electrical conditions. Its compact Ultra-Fast Rectifier package also facilitates easy integration into power supplies, inverters, and motor drives. For more detailed technical support and product information, visit IC Manufacturer.
STPS3150U Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 150 | V |
| Average Forward Current (IF(AV)) | 15 | A |
| Non-Repetitive Peak Forward Surge Current (IFSM) | 150 | A |
| Forward Voltage Drop (VF) at 15A | 0.95 | V |
| Reverse Recovery Time (trr) | 35 | ns |
| Junction Temperature Range (Tj) | -65 to +150 | ??C |
| Thermal Resistance Junction to Ambient (RthJA) | 40 | ??C/W |
| Package Type | Ultra-Fast Rectifier (DO-201AD) | – |
STPS3150U Key Features
- Ultra-fast recovery time: With a reverse recovery time of only 35 ns, it significantly reduces switching losses, improving efficiency in switching power supplies and DC-DC converters.
- Low forward voltage drop: The typical forward voltage of 0.95 V at 15 A lowers conduction losses, minimizing heat generation and enhancing overall system reliability.
- High surge current capacity: Able to withstand 150 A non-repetitive surge currents, this diode ensures robustness against transient overloads in motor drives and power inverters.
- Wide junction temperature range: Operating from -65 ??C up to +150 ??C enables use in harsh industrial environments with fluctuating temperatures.
Typical Applications
- Switch-mode power supplies (SMPS) where ultra-fast switching and low losses are crucial for high efficiency and thermal management.
- Freewheeling diode in motor control circuits to protect against voltage spikes during switching operations.
- Rectification in uninterruptible power supplies (UPS) to ensure reliable power conversion under varying load conditions.
- Solar inverter circuits requiring fast recovery diodes for efficient DC to AC conversion and reduced power dissipation.
STPS3150U Advantages vs Typical Alternatives
This ultra-fast rectifier diode offers superior switching speed and lower forward voltage drop compared to standard diodes, which translates into lower power loss and higher efficiency. Its ability to handle high surge currents and operate over a wide temperature range enhances reliability in demanding industrial applications. These advantages make it a preferred choice over traditional silicon diodes where switching performance and thermal management are critical.
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STPS3150U Brand Info
The STPS3150U is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in power management devices that combine reliability and high performance to meet industrial and consumer demands. This particular diode is part of ST??s portfolio of ultra-fast rectifiers designed to optimize power efficiency in demanding applications such as power supplies, motor drives, and inverters. The brand is recognized for rigorous quality standards, extensive technical support, and a broad product range tailored for power electronics engineering.
FAQ
What is the maximum reverse voltage rating for this diode?
The maximum repetitive peak reverse voltage (VRRM) for the STPS3150U is 150 V. This rating defines
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