STPS1L40A Overview
The STPS1L40A is a high-efficiency, ultrafast diode designed for power applications requiring low forward voltage drop and fast recovery time. This device supports current ratings up to 1 A and a repetitive peak reverse voltage of 40 V, making it ideal for power supply rectification, freewheeling, and polarity protection in industrial and consumer electronic circuits. Its ultrafast switching capability reduces switching losses and EMI, enhancing overall system efficiency. Manufactured by IC Manufacturer, the STPS1L40A is a reliable solution for engineers seeking robust, space-saving diode components with outstanding performance under dynamic conditions.
STPS1L40A Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Average Forward Current (IF(AV)) | 1 | A |
| Repetitive Peak Reverse Voltage (VRRM) | 40 | V |
| Forward Voltage Drop (VF) at 1 A | 0.55 | V (typical) |
| Reverse Recovery Time (trr) | 25 | ns (typical) |
| Peak Forward Surge Current (IFSM) | 30 | A |
| Operating Junction Temperature Range (Tj) | -65 to +150 | ??C |
| Storage Temperature Range (Tstg) | -65 to +150 | ??C |
| Junction Capacitance (Cj) | 35 | pF (typical) |
STPS1L40A Key Features
- Ultrafast Recovery Time: Enables reduced switching losses, improving efficiency in high-frequency power conversion applications.
- Low Forward Voltage Drop: Minimizes conduction losses, contributing to lower heat generation and enhanced energy savings.
- High Surge Current Capability: Supports transient current spikes up to 30 A, ensuring robust operation under dynamic load conditions.
- Wide Operating Temperature Range: Suitable for demanding industrial environments, maintaining performance from -65??C to +150??C.
Typical Applications
- Power supply rectification in switch-mode power supplies (SMPS), where ultrafast recovery diodes improve efficiency and reduce electromagnetic interference.
- Freewheeling diodes in DC motor drives to handle inductive load currents safely and efficiently.
- Polarity protection circuits to prevent damage from accidental reverse voltage connections.
- Battery charging and power management systems requiring low forward voltage drop and fast switching capabilities.
STPS1L40A Advantages vs Typical Alternatives
This device delivers superior performance compared to standard rectifier diodes by combining ultrafast recovery with a low forward voltage drop. These characteristics reduce power dissipation and improve thermal management, enhancing system reliability. Its compact design and high surge current tolerance make it an excellent choice for space-constrained industrial applications requiring durable, efficient rectification components.
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STPS1L40A Brand Info
The STPS1L40A is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics is renowned for its innovative power management devices, emphasizing efficiency and reliability. This diode is part of their Power Schottky series, widely adopted in industrial and consumer electronics for optimized switching and rectification performance. The brand??s commitment to quality ensures consistent product availability and technical support for design engineers worldwide.
FAQ
What is the maximum forward current rating of this diode?
The maximum average forward current is rated at 1 ampere, ensuring it can handle typical load currents in low-to-medium power applications without degradation.
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How does the ultrafast recovery time benefit circuit performance?
Ultrafast recovery reduces the time the diode takes to switch off after conduction, significantly lowering switching losses and electromagnetic interference, which is critical in high-frequency power conversion systems.
What temperature ranges are supported for safe operation?
This diode supports an operating junction temperature from -65??C up to +150??C, making it suitable for harsh industrial environments and ensuring reliability under thermal stress.
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Can this diode handle surge currents during startup or fault conditions?
Yes,
