STPS2L40AF Overview
The STPS2L40AF is a high-performance dual ultrafast rectifier designed for power conversion applications requiring efficient and reliable diode solutions. Featuring low forward voltage drop and fast recovery time, it supports high-frequency switching environments and reduces power losses. Its robust design ensures enhanced thermal performance, making it suitable for industrial and automotive power supplies. This device balances efficiency and durability, providing engineers and sourcing specialists with an optimized rectification component for demanding electronic systems. For more detailed technical resources, visit IC Manufacturer.
STPS2L40AF Technical Specifications
| Parameter | Specification |
|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 40 V |
| Average Forward Current (IF(AV)) | 2 A |
| Surge Forward Current (IFSM) | 50 A |
| Forward Voltage drop (VF) at 2A | 0.5 V (typical) |
| Reverse Recovery Time (trr) | 35 ns (typical) |
| Operating Junction Temperature (TJ) | -65 ??C to +150 ??C |
| Package Type | DFN (Dual Flat No-lead) |
| Thermal Resistance Junction to Ambient (R??JA) | 40 ??C/W |
STPS2L40AF Key Features
- Low forward voltage drop: Minimizes conduction losses to improve power efficiency and reduce thermal stress on circuits.
- Ultrafast recovery time: Enables high-frequency switching applications, reducing switching losses and electromagnetic interference.
- Compact DFN package: Facilitates easy integration in space-constrained designs while providing excellent thermal dissipation.
- High surge current capacity: Supports transient conditions, enhancing circuit robustness and reliability under load variations.
Typical Applications
- Switch mode power supplies (SMPS) where efficient rectification is critical to system performance and energy savings.
- Battery chargers requiring low loss diodes for improved charging efficiency and thermal stability.
- Automotive electronic systems that demand durable, fast recovery rectifiers for voltage regulation and protection.
- Power factor correction circuits in industrial equipment to optimize power quality and reduce harmonic distortion.
STPS2L40AF Advantages vs Typical Alternatives
This dual ultrafast rectifier offers superior efficiency through its low forward voltage drop and fast recovery time, outperforming standard diodes by reducing switching and conduction losses. Its robust surge current handling and compact DFN package provide enhanced reliability and ease of integration in high-density applications. These advantages make it a preferred choice over traditional rectifiers for demanding power conversion and automotive environments.
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STPS2L40AF Brand Info
The STPS2L40AF is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in power semiconductors optimized for energy efficiency and reliability. This product reflects the company??s commitment to delivering advanced rectification components suitable for modern electronics, combining innovative design and stringent quality standards to support industrial, automotive, and consumer applications.
FAQ
What is the maximum repetitive peak reverse voltage of this diode?
The maximum repetitive peak reverse voltage is 40 volts. This parameter defines the highest voltage the diode can withstand repeatedly without breakdown, ensuring reliable performance in low-voltage power conversion circuits.
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How does the forward voltage drop affect efficiency?
A lower forward voltage drop reduces the power dissipated as heat when the diode conducts current. With a typical forward voltage of 0.5 V at 2 A, the device optimizes energy efficiency and lowers thermal management requirements in the system.
What package type does this device use and why is it important?
The device comes in a compact DFN package, which allows for space saving on printed circuit boards. Additionally,






