STPS2L40U Overview
The STPS2L40U is a high-efficiency, dual Schottky diode designed for power management applications requiring low forward voltage drop and fast recovery time. This component supports continuous current up to 2A and a repetitive peak reverse voltage of 40V, making it ideal for use in switching power supplies and voltage rectification circuits. Its compact Ultra Small Outline Package (USP) enables space-saving PCB designs without compromising thermal performance. Engineers and sourcing specialists will appreciate its balance of reliability, efficiency, and integration ease, supporting robust and low-loss power conversion. For more detailed product insights, visit IC Manufacturer.
STPS2L40U Technical Specifications
| Parameter | Value |
|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 40 V |
| Average Forward Current (IF(AV)) | 2 A |
| Forward Voltage Drop (VF) at IF=1A | 0.45 V (typical) |
| Reverse Current (IR) at VR=25V | 5 ??A (max) |
| Surge Non-Repetitive Forward Current (IFSM) | 40 A |
| Junction Temperature (Tj) | -55??C to +150??C |
| Package Type | USP (Ultra Small Outline Package) |
| Reverse Recovery Time (trr) | Fast switching Schottky diode |
STPS2L40U Key Features
- Low forward voltage drop: Reduces power loss and improves efficiency in power supply circuits.
- High surge current capability: Enables the diode to withstand transient current spikes, enhancing reliability.
- Compact USP package: Saves PCB space while providing excellent thermal dissipation and mechanical robustness.
- Fast switching performance: Minimizes switching losses in high-frequency applications, supporting energy-efficient designs.
Typical Applications
- Switching power supplies: Provides efficient rectification and protection in AC/DC and DC/DC converters by minimizing conduction losses.
- Freewheeling diodes in motor drives: Enhances reliability by managing inductive load back-EMF with low forward drop.
- Polarity protection: Prevents damage from reverse polarity connections in compact consumer and industrial electronics.
- Battery charging circuits: Ensures efficient current flow with minimal voltage drop, improving charger performance and thermal management.
STPS2L40U Advantages vs Typical Alternatives
This diode offers significant advantages over standard silicon diodes due to its low forward voltage drop and fast recovery time, which directly reduce power dissipation and improve overall system efficiency. Its compact USP package supports higher density PCB layouts compared to bulkier packages. The high surge current rating enhances durability under transient conditions, making it a reliable choice for demanding power applications where efficiency and space constraints are critical.
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STPS2L40U Brand Info
The STPS2L40U is manufactured by STMicroelectronics, a leading global semiconductor company specializing in power and analog devices. Known for innovation and quality, STMicroelectronics provides a comprehensive portfolio of diodes optimized for power management and energy efficiency. This product reflects the brand’s commitment to delivering reliable, high-performance components tailored for industrial and consumer electronics markets.
FAQ
What is the maximum forward current the STPS2L40U can handle continuously?
The device can continuously handle an average forward current of 2 amperes, making it suitable for moderate power applications such as power supply rectification and battery charging circuits.
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How does the low forward voltage drop benefit power supply designs?
A low forward voltage drop reduces the energy lost as heat during conduction, improving overall efficiency and lowering thermal stress, which is especially critical in power supplies and converters operating at high currents.
What type of package does this diode come in, and why is it important?
It is housed in an Ultra Small Outline Package (USP), which allows for compact PCB layouts while maintaining good thermal performance and mechanical durability, essential for modern space-constrained electronic designs.
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Can the STPS2L40U withstand surge currents, and what is its rating?
Yes, it can handle surge currents up to 40 amperes non-repetitively, ensuring protection
