STPS3170AF Overview
The STPS3170AF is a high-performance ultrafast rectifier diode designed for efficient power conversion in demanding industrial applications. Featuring a low forward voltage drop and fast recovery time, this device optimizes power efficiency and thermal management in power supplies, motor drives, and battery chargers. Its rugged construction and robust electrical characteristics enable reliable operation under high current and voltage stress. The STPS3170AF is ideal for engineers seeking a durable, efficient diode solution to improve system performance and reduce energy losses. For more details, visit IC Manufacturer.
STPS3170AF Technical Specifications
| Parameter | Value |
|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 170 V |
| Maximum Average Forward Current (IF(AV)) | 31 A |
| Peak Forward Surge Current (IFSM) | 400 A |
| Forward Voltage Drop (VF) at IF = 31 A | 0.55 V (typical) |
| Reverse Recovery Time (trr) | 35 ns (typical) |
| Junction Temperature Range (Tj) | -65 ??C to +175 ??C |
| Thermal Resistance Junction-to-Case (RthJC) | 2.0 ??C/W |
| Package Type | TO-220AC |
STPS3170AF Key Features
- Ultrafast Recovery Time: Minimizes switching losses and improves efficiency in high-frequency power circuits.
- Low Forward Voltage Drop: Reduces conduction losses, enhancing thermal performance and energy savings.
- High Surge Current Capability: Supports transient overloads, ensuring reliability during power spikes.
- Wide Operating Temperature Range: Enables stable operation in harsh industrial environments.
Typical Applications
- Switching Power Supplies: Enhances efficiency by reducing switching and conduction losses in rectification stages.
- Battery Chargers: Provides reliable, efficient current rectification for optimal charging performance.
- Motor Drives: Ensures fast recovery and low losses in inverter and motor control circuits.
- Power Factor Correction Circuits: Supports fast switching and high current handling for improved power quality.
STPS3170AF Advantages vs Typical Alternatives
This device stands out with its ultrafast recovery and low forward voltage drop, delivering superior efficiency compared to standard diodes. Its robust surge current capability and wide temperature tolerance enhance reliability in demanding industrial conditions. These benefits combine to reduce power losses and thermal stress, making it a preferred choice over typical rectifiers for high-performance power management applications.
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STPS3170AF Brand Info
The STPS3170AF is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in power management devices that deliver high efficiency and reliability for industrial and consumer applications. The STPS3170AF reflects ST??s commitment to innovation, offering advanced ultrafast rectification technology optimized for robust power electronics designs.
FAQ
What is the maximum repetitive peak reverse voltage rating of this diode?
The maximum repetitive peak reverse voltage is 170 V, which defines the highest voltage the diode can withstand repeatedly in the reverse direction without breakdown.
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How does the low forward voltage drop benefit system efficiency?
A low forward voltage drop reduces conduction losses during current flow, leading to less heat generation and improved overall energy efficiency in power conversion systems.
Can this diode handle high surge currents during transient events?
Yes, it supports a peak forward surge current of up to 400 A, enabling it to withstand transient overloads without damage, which is critical for reliability in industrial applications.
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What package type does this diode come in and why is it important?
The diode is supplied in a TO-220AC package, which offers effective thermal dissipation and ease of mounting on heatsinks, essential for managing heat in high-current applications.
Is the STPS3170AF suitable for high-frequency switching applications?
Absolutely, its ultrafast recovery time of approximately 35 ns makes it well-suited for high-frequency switching applications, minimizing switching losses and improving efficiency.
