STPS745FP Overview
The STPS745FP is a robust power rectifier designed for high-efficiency and low-loss applications in industrial and consumer electronics. Featuring a Schottky diode construction, it ensures fast switching and minimal forward voltage drop, which contributes to enhanced energy savings and thermal performance. This device supports continuous forward currents up to 7.5A and repetitive peak reverse voltages of 45V, making it suitable for power management in compact, high-frequency circuits. The IC Manufacturer offers this solution with a compact and thermally efficient package, optimizing integration into modern power supply designs and automotive electronics.
STPS745FP Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 45 | V |
| Maximum Average Forward Rectified Current (IF(AV)) | 7.5 | A |
| Forward Voltage Drop (VF) at IF=7.5A | 0.54 | V |
| Reverse Recovery Time (trr) | — | ns (Schottky diode, negligible) |
| Junction Temperature Range (Tj) | -65 to +150 | ??C |
| Storage Temperature Range (Tstg) | -65 to +150 | ??C |
| Typical Thermal Resistance Junction to Ambient (R??JA) | 40 | ??C/W |
| Package Type | TO-220FP | – |
| Surge Non-Repetitive Forward Current (IFSM) | 80 | A |
STPS745FP Key Features
- Low forward voltage drop: Minimizes conduction losses, improving overall system efficiency and reducing heat generation.
- High surge current capability: Supports transient current peaks up to 80A, enhancing reliability during power surges and startup conditions.
- Fast switching behavior: Schottky diode technology ensures almost no reverse recovery time, reducing switching losses in high-frequency applications.
- Compact TO-220FP package: Provides excellent thermal dissipation and electrical insulation, facilitating integration in tightly packed power modules.
Typical Applications
- Power supply rectification in switch-mode power supplies (SMPS), where low forward voltage and fast switching reduce losses and improve efficiency.
- Automotive DC-DC converters, benefiting from high surge current capability and thermal robustness.
- Battery chargers and solar panel converters requiring efficient, low-loss rectification under varying load conditions.
- Freewheeling diodes in motor control circuits, where fast recovery and low forward voltage improve overall system reliability.
STPS745FP Advantages vs Typical Alternatives
This device offers significant advantages in efficiency and thermal management compared to standard silicon diodes. Its Schottky construction delivers lower forward voltage and negligible reverse recovery time, which reduces switching losses and electromagnetic interference (EMI). The high surge current rating and robust thermal design improve reliability under harsh operating conditions, making it a superior choice for power-sensitive industrial and automotive applications.
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STPS745FP Brand Info
The STPS745FP is manufactured by STMicroelectronics, a global leader in semiconductor technology and power management solutions. Renowned for innovation and quality, STMicroelectronics designs this Schottky rectifier to meet stringent industrial standards. The product aligns with ST??s commitment to energy efficiency, reliability, and compact integration, making it a trusted component in worldwide electronics markets.
FAQ
What is the maximum current rating for this power rectifier?
The device supports a continuous forward rectified current of 7.5A, with the ability to handle surge currents up to 80A for short periods, making it suitable for applications with transient current demands.
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How does the Schottky diode structure benefit switching performance?
Schottky diodes have minimal reverse recovery time, which greatly reduces switching losses and heat generation during rapid on/off cycles. This characteristic is particularly beneficial in high-frequency power conversion circuits.
What thermal considerations are important for this device?
The rectifier is housed
