STPS1L40U Overview
The STPS1L40U is a high-efficiency ultrafast diode designed for industrial power conversion and protection applications. It features low forward voltage drop and fast recovery time, making it ideal for reducing power loss and enhancing system reliability. This diode supports a maximum repetitive peak reverse voltage of 40V and a forward current rating suitable for compact, efficient designs. Engineered with robust construction, it excels in switching power supplies, automotive electronics, and general rectification tasks. For sourcing and detailed technical data, visit IC Manufacturer.
STPS1L40U Technical Specifications
| Parameter | Value |
|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 40 V |
| Maximum Average Forward Current (IF(AV)) | 1 A |
| Non-Repetitive Peak Forward Surge Current (IFSM) | 25 A |
| Forward Voltage Drop (VF) at IF = 1 A | 0.85 V (typical) |
| Reverse Recovery Time (trr) | 45 ns (typical) |
| Junction Temperature Range (Tj) | -65??C to +150??C |
| Operating Temperature Range (Top) | -65??C to +150??C |
| Package Type | SOD-123FL (Surface Mount) |
STPS1L40U Key Features
- Ultrafast recovery time: Minimizes switching losses for higher efficiency in power supplies and converters.
- Low forward voltage drop: Reduces conduction losses, leading to improved thermal performance and energy savings.
- Compact SOD-123FL package: Enables space-saving PCB layouts while ensuring effective thermal dissipation.
- High surge current capability: Provides robustness against transient conditions, enhancing device reliability in harsh environments.
Typical Applications
- Switching power supplies, where fast switching and low losses improve conversion efficiency and thermal management.
- Battery chargers, benefiting from low forward voltage to maximize charging efficiency and reduce heat generation.
- Automotive electronic circuits requiring reliable protection diodes with fast recovery to handle inductive loads.
- General-purpose rectification in compact consumer and industrial equipment with space and performance constraints.
STPS1L40U Advantages vs Typical Alternatives
This diode offers a balanced combination of low forward voltage and ultrafast recovery time, outperforming many standard rectifiers in efficiency and switching speed. Its compact surface-mount package supports high-density designs and improved thermal handling. Compared to typical silicon diodes, it delivers reduced power dissipation and enhanced reliability under transient surge conditions, making it advantageous in modern industrial and automotive power electronics.
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STPS1L40U Brand Info
The STPS1L40U is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in power discrete components designed for optimal efficiency and reliability. This diode is part of their ultrafast diode portfolio, targeting power conversion and protection in industrial and automotive sectors. The company??s commitment to innovation and quality ensures that this device meets stringent performance and durability standards.
FAQ
What is the maximum reverse voltage the STPS1L40U can withstand?
The diode is rated for a maximum repetitive peak reverse voltage (VRRM) of 40 volts, making it suitable for low-voltage power conversion and protection circuits.
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How does the forward voltage drop affect device performance?
A lower forward voltage drop reduces conduction losses and heat dissipation in the diode, which improves overall system efficiency and allows for more compact thermal design.
What package type is used for this diode, and why is it beneficial?
The device uses a SOD-123FL surface-mount package, which offers a small footprint ideal for high-density PCB layouts and effective heat dissipation in compact electronic assemblies.
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Can this diode handle surge currents during transient events?
Yes, it supports a non-repetitive peak forward surge current of up to 25 amps, providing robustness against transient spikes and protecting downstream circuitry.
What typical applications can benefit from using this ultrafast diode?
Applications such as switching power supplies, battery chargers, automotive electronics, and general
