STPS1150AY Overview
The STPS1150AY is a high-performance ultrafast rectifier diode designed for efficient power conversion in industrial and consumer electronics. Featuring a low forward voltage drop and fast recovery time, it optimizes energy efficiency and thermal management in switching power supplies and power factor correction circuits. The device supports a maximum repetitive peak reverse voltage of 150 V and continuous forward current of 11 A, making it suitable for demanding applications requiring reliable, high-speed rectification. This diode is housed in a compact surface-mount package to facilitate integration in space-constrained designs. For more detailed product insights, visit IC Manufacturer.
STPS1150AY Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 150 | V |
| Maximum Average Forward Rectified Current (IF(AV)) | 11 | A |
| Non-Repetitive Peak Forward Surge Current (IFSM) | 150 | A |
| Forward Voltage Drop (VF) at IF = 11 A | 0.93 | V (typical) |
| Reverse Recovery Time (trr) | 35 | ns (typical) |
| Junction Temperature Range (Tj) | -65 to +150 | ??C |
| Storage Temperature Range (Tstg) | -65 to +150 | ??C |
| Package Type | TO-220AC | – |
STPS1150AY Key Features
- Ultrafast Recovery Time: The diode??s rapid reverse recovery minimizes switching losses, improving overall circuit efficiency in high-frequency applications.
- Low Forward Voltage Drop: Reduces conduction losses, leading to lower power dissipation and enhanced thermal performance in power supply designs.
- High Surge Current Capability: Can withstand high non-repetitive peak forward currents, ensuring robustness during transient overloads.
- Wide Operating Temperature Range: Supports reliable operation in harsh environments from -65??C to +150??C, suitable for industrial-grade applications.
Typical Applications
- Power factor correction (PFC) circuits in switching power supplies, where fast switching and low losses are critical for efficiency and compliance with regulatory standards.
- High-frequency inverters and converters requiring ultrafast rectification to minimize switching noise and improve energy conversion.
- Battery chargers and power adapters that benefit from reduced heat dissipation and enhanced reliability under continuous load conditions.
- Industrial motor drives and uninterruptible power supplies (UPS) where robust surge handling and thermal stability are essential.
STPS1150AY Advantages vs Typical Alternatives
This ultrafast diode offers a superior combination of low forward voltage and fast recovery time compared to standard rectifiers, reducing power losses and thermal stress. Its high surge current capability ensures reliability under transient conditions, while the wide temperature range supports demanding industrial environments. These advantages make it a preferred choice for engineers seeking efficient, durable rectification solutions in compact packages.
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STPS1150AY Brand Info
The STPS1150AY is a product of STMicroelectronics, a global leader in semiconductor technology. Renowned for innovation and quality, STMicroelectronics specializes in power semiconductors designed for energy-efficient applications. This diode reflects their commitment to delivering reliable components that meet stringent industrial standards, ensuring optimal performance in power management systems.
FAQ
What is the maximum forward current rating of this diode?
The maximum average forward rectified current is 11 A, allowing the diode to handle significant continuous current in power applications without degradation.
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How does the forward voltage drop impact system efficiency?
A low forward voltage drop, typically 0.93 V at 11 A, reduces conduction losses in the diode. This leads to less heat generation and
