STPS1170AF Overview
The STPS1170AF is a high-efficiency ultrafast diode designed for industrial power conversion applications. With its low forward voltage drop and fast recovery time, it optimizes power efficiency and minimizes switching losses. This compact, robust component supports high current and voltage ratings, making it suitable for demanding environments in power supplies, motor drives, and renewable energy systems. Engineers and sourcing specialists benefit from its reliable performance and easy integration into a variety of circuits. For detailed technical support and procurement, visit the IC Manufacturer.
STPS1170AF Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 100 | V |
| Average Forward Current (IF(AV)) | 11 | A |
| Peak Forward Surge Current (IFSM) | 150 | A |
| Forward Voltage Drop (VF) at 11 A | 0.95 | V |
| Reverse Recovery Time (trr) | 35 | ns |
| Junction Temperature Range (Tj) | -55 to 150 | ??C |
| Storage Temperature Range (Tstg) | -55 to 150 | ??C |
| Package Type | TO-220AB | – |
STPS1170AF Key Features
- Low Forward Voltage Drop: Reduces conduction losses and enhances overall system efficiency, essential for power-sensitive designs.
- Fast Recovery Time: Minimizes switching losses in high-frequency applications, improving thermal management and reliability.
- High Surge Current Capability: Supports transient current peaks up to 150 A, ensuring robustness during start-up or fault conditions.
- Wide Operating Temperature Range: Maintains performance stability in harsh environments, suitable for industrial-grade applications.
Typical Applications
- Power supply rectification in industrial and consumer electronics, where efficient conversion and thermal performance are critical.
- Freewheeling diodes in motor control circuits, enabling smooth operation and protection against voltage spikes.
- Switch mode power supplies (SMPS) for telecommunications and computing equipment, benefiting from fast switching capabilities.
- Renewable energy inverters and battery chargers, requiring high reliability and low power dissipation for extended system life.
STPS1170AF Advantages vs Typical Alternatives
This diode offers a superior balance of low forward voltage and fast recovery compared to typical silicon diodes, reducing power loss and electromagnetic interference. Its high surge current rating and robust thermal limits provide enhanced reliability under transient conditions. These combined features make it ideal for high-efficiency, high-frequency power conversion circuits where both performance and durability are critical.
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STPS1170AF Brand Info
The STPS1170AF is a product of STMicroelectronics, a global leader in semiconductor manufacturing known for high-quality power management components. STMicroelectronics specializes in designing devices that combine innovation with reliability, supporting a broad range of industrial and consumer applications. The STPS1170AF ultrafast diode reflects the company??s commitment to delivering efficient, robust solutions optimized for demanding power electronics environments.
FAQ
What is the maximum repetitive peak reverse voltage for this diode?
The diode supports a maximum repetitive peak reverse voltage (VRRM) of 100 volts, ensuring it can block high reverse voltages without breakdown in typical power conversion circuits.
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How does the forward voltage drop affect circuit efficiency?
A low forward voltage drop decreases the power dissipation during conduction, which improves overall efficiency and reduces heat generation in the diode, benefiting thermal management and system reliability.
Can this diode withstand high surge currents?
Yes, it can handle peak forward surge currents up to 150 amperes, allowing it to survive transient overloads such as start-up currents or short-duration faults without damage.
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What package type is used for this diode and what are its benefits?
The device is housed in a TO-220AB package,
