STPS2170AF Overview
The STPS2170AF is a high-performance ultrafast diode designed for efficient power conversion and rectification in industrial electronics. Featuring a low forward voltage drop and rapid switching capability, it reduces power losses and enhances overall system efficiency. Its robust construction allows it to handle high surge currents, making it suitable for demanding applications such as power supplies, inverters, and motor drives. The device??s compact package supports easy integration into space-constrained designs, offering reliability and thermal stability. For industrial engineers and sourcing specialists, this diode represents a cost-effective solution that improves performance and durability. Learn more from IC Manufacturer.
STPS2170AF Technical Specifications
| Parameter | Value |
|---|---|
| Type | Ultrafast Rectifier Diode |
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 170 V |
| Average Rectified Forward Current (IF(AV)) | 21 A |
| Surge Non-Repetitive Forward Current (IFSM) | 150 A |
| Maximum Forward Voltage Drop (VF) at IF=21 A | 0.95 V (typical) |
| Reverse Recovery Time (trr) | 35 ns (typical) |
| Operating Junction Temperature Range (Tj) | -55 ??C to +150 ??C |
| Package Type | TO-220AB |
STPS2170AF Key Features
- Ultrafast switching: Minimizes switching losses, improving efficiency in high-frequency power circuits.
- Low forward voltage drop: Reduces conduction losses, leading to lower heat generation and improved reliability.
- High surge current capability: Ensures robust performance during transient overloads and startup conditions.
- Wide operating temperature range: Supports stable function in harsh industrial environments.
- Compact TO-220AB package: Simplifies thermal management and mechanical mounting for easy system integration.
Typical Applications
- Rectification in switch-mode power supplies (SMPS), where fast recovery and low losses are critical for efficiency and thermal management.
- Freewheeling diode in DC motor drives to protect transistors and improve control accuracy.
- Inverter circuits for renewable energy systems, providing fast and reliable switching performance.
- Snubber circuits in industrial converters, reducing voltage spikes and enhancing device longevity.
STPS2170AF Advantages vs Typical Alternatives
This ultrafast diode offers superior switching speed and a lower forward voltage drop compared to standard rectifiers, resulting in reduced power dissipation and improved energy efficiency. Its high surge current capacity enhances reliability under transient conditions. Compact packaging and wide temperature tolerance make it an ideal choice over general-purpose diodes in demanding industrial power applications, delivering consistent performance and long-term durability.
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STPS2170AF Brand Info
The STPS2170AF is manufactured by STMicroelectronics, a global leader in semiconductor solutions. Known for innovation in power management and discrete devices, STMicroelectronics designs this diode to meet stringent industrial standards. The product benefits from ST??s expertise in silicon power devices, offering engineers a reliable component with proven quality and extensive technical support. This diode aligns with ST??s commitment to energy-efficient and robust semiconductor technologies for industrial applications.
FAQ
What is the maximum repetitive peak reverse voltage rating of this diode?
The maximum repetitive peak reverse voltage (VRRM) for this diode is 170 volts. This rating defines the highest voltage the diode can block in the reverse direction repeatedly without damage, ensuring safe operation within this voltage limit.
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How does the forward voltage drop affect system efficiency?
A lower forward voltage drop reduces the voltage lost when current flows through the diode, minimizing conduction losses. This leads to less heat generation and better overall system efficiency, which is critical in power-sensitive industrial applications.
What makes the STPS2170AF suitable for high-frequency switching applications?
The ultrafast recovery time of approximately 35 nanoseconds allows the diode to switch quickly between conduction and blocking states, reducing switching losses and improving performance in high-frequency circuits like switch-mode power supplies and inverters.
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Can this diode handle surge currents during startup or fault conditions?
Yes,
