STPS140AY Overview
The STPS140AY is a high-performance ultrafast diode designed for efficient rectification in power electronics. Featuring a low forward voltage drop and fast recovery time, this component minimizes power loss and electromagnetic interference, making it ideal for high-frequency switching applications. Its robust design ensures enhanced reliability and thermal stability under demanding operating conditions. Engineers and sourcing specialists will appreciate its compact form factor combined with superior electrical characteristics, supporting optimized power supply designs and improved system efficiency. For more detailed information and purchasing options, visit IC Manufacturer.
STPS140AY Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 40 | V |
| Maximum Average Forward Current (IF(AV)) | 14 | A |
| Non-Repetitive Peak Surge Current (IFSM) | 150 | A |
| Forward Voltage Drop (VF) at IF = 14 A | 0.95 | V |
| Reverse Recovery Time (trr) | 35 | ns |
| Junction Temperature Range (Tj) | -65 to +150 | ??C |
| Thermal Resistance Junction-to-Case (RthJC) | 2.5 | ??C/W |
| Package Type | TO-220AC | ?? |
STPS140AY Key Features
- Ultrafast switching: Enables reduced switching losses and improved efficiency in high-frequency power converters.
- Low forward voltage drop: Minimizes conduction losses, enhancing overall power efficiency and thermal management.
- High surge current capability: Supports transient overloads without damage, increasing system robustness.
- Wide junction temperature range: Suitable for harsh environments with stable electrical performance across -65??C to +150??C.
Typical Applications
- Switch mode power supplies (SMPS): Ideal for rectification in high-frequency AC/DC converters, improving efficiency and reducing heat dissipation.
- Freewheeling diodes in motor drives: Ensures fast recovery and reliable operation during switching transitions.
- Power factor correction circuits: Supports efficient handling of reactive power through fast switching and low losses.
- Battery chargers and adapters: Enhances energy conversion efficiency with low forward voltage drop and high surge current tolerance.
STPS140AY Advantages vs Typical Alternatives
This device delivers superior ultrafast switching performance compared to standard diodes, reducing switching losses and improving efficiency. Its low forward voltage drop decreases conduction losses, which enhances thermal management and system reliability. The high surge current capability ensures robustness under transient conditions. Compared to typical silicon rectifiers, it offers faster recovery and better suitability for high-frequency applications, making it a preferred choice for power electronics engineers seeking optimized performance and durability.
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STPS140AY Brand Info
The STPS140AY is a product of STMicroelectronics, a global leader in semiconductor manufacturing. STMicroelectronics is renowned for delivering innovative and reliable power components tailored for industrial and consumer electronics. This diode exemplifies their commitment to high-quality, efficient power solutions, combining advanced silicon technology with robust packaging. The TO-220AC package facilitates easy integration and effective thermal dissipation, supporting demanding power conversion applications. STMicroelectronics provides comprehensive technical support and global distribution, ensuring availability and application assistance for engineers and sourcing specialists.
FAQ
What is the maximum current rating of the STPS140AY diode?
The diode has a maximum average forward current rating of 14 A, making it suitable for medium-power applications where sustained current handling is required without degradation.
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How does the STPS140AY’s reverse recovery time affect its performance?
With a reverse recovery time of 35 nanoseconds, this diode minimizes switching losses and electromagnetic interference, enhancing efficiency in high-frequency
