STPS340UF Overview
The STPS340UF is a high-efficiency ultrafast rectifier diode designed for industrial power conversion applications. Featuring a low forward voltage drop and rapid switching capability, it significantly reduces power losses and improves overall system efficiency. This device supports continuous forward current of up to 3.4A and reverse voltage ratings suitable for a wide range of high-frequency circuits. Its compact surface-mount package enables easy integration into densely packed electronic assemblies. Ideal for engineers and sourcing specialists seeking reliable diode solutions, the STPS340UF balances performance and cost-effectiveness in power management systems. More details can be found at IC Manufacturer.
STPS340UF Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 40 | V |
| Average Forward Current (IF(AV)) | 3.4 | A |
| Forward Voltage Drop (VF) at 3.4A | 0.55 | V |
| Reverse Recovery Time (trr) | 35 | ns |
| Surge Forward Current (IFSM) | 70 | A |
| Operating Junction Temperature (Tj) | -65 to +150 | ??C |
| Storage Temperature Range (Tstg) | -65 to +150 | ??C |
| Package Type | DFN 5×6 | – |
STPS340UF Key Features
- Ultrafast Recovery: With a reverse recovery time of just 35 ns, it minimizes switching losses and electromagnetic interference in high-frequency power applications.
- Low Forward Voltage Drop: The 0.55 V forward drop at rated current reduces conduction losses, improving energy efficiency and thermal management.
- High Surge Current Capability: Able to handle surge current peaks up to 70 A, ensuring robustness against transient conditions common in industrial environments.
- Wide Operating Temperature Range: Supports junction temperatures from -65??C to +150??C, suitable for harsh operating conditions and extended reliability.
Typical Applications
- Switch Mode Power Supplies (SMPS): Used in rectification stages to improve efficiency and reduce heat dissipation in compact power conversion units.
- DC-DC Converters: Enhances switching speed and lowers losses, critical for regulated voltage conversion in industrial control systems.
- Freewheeling Diode in Motor Drives: Provides fast recovery and high surge current tolerance, protecting power transistors in variable frequency drives.
- Battery Chargers: Ensures efficient rectification and fast response, contributing to improved charging performance and device longevity.
STPS340UF Advantages vs Typical Alternatives
This ultrafast diode offers a significant advantage over standard rectifiers through its low forward voltage and rapid recovery time, which reduce power loss and thermal stress in high-frequency switching circuits. Its high surge current rating and broad temperature tolerance enhance reliability in demanding industrial applications. Compared to conventional diodes, this device ensures improved efficiency and longer lifecycle, making it a preferred choice for engineers focused on optimizing system performance and durability.
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STPS340UF Brand Info
The STPS340UF is part of the STMicroelectronics portfolio, a globally recognized semiconductor manufacturer known for robust, high-performance discrete components. STMicroelectronics specializes in power management solutions, offering advanced ultrafast diodes engineered for modern industrial electronics. The DFN package design adopted for this diode supports miniaturization trends without compromising electrical performance, aligning with ST??s commitment to innovation and quality in semiconductor devices for demanding applications.
FAQ
What is the maximum reverse voltage rating of the STPS340UF?
The device supports a maximum repetitive peak reverse voltage of 40 V, making it suitable for low-voltage power conversion circuits that require reliable blocking capability under reverse bias conditions.
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Application Automotive Electronics, Energy and Power, Industrial Automation
| Application | Automotive Electronics, Energy and Power, Industrial Automation |
|---|
