STTH1R04AY Overview
The STTH1R04AY is a high-performance fast recovery diode offering efficient rectification with low forward voltage drop and rapid switching capabilities. Designed for industrial power applications, it supports high surge current and repetitive peak reverse voltage, ensuring robust operation in demanding environments. Its compact DO-201AD package allows for easy integration into power supplies, inverters, and motor drives. With superior reliability and thermal characteristics, this diode meets the needs of engineers seeking durable, reliable solutions for high-speed switching and power conversion tasks. For further details and sourcing, visit IC Manufacturer.
STTH1R04AY Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 400 | V |
| Average Forward Current (IF(AV)) | 1 | A |
| Surge Current (IFSM) | 30 | A |
| Forward Voltage Drop (VF) at 1 A | 1.7 (typical) | V |
| Reverse Recovery Time (trr) | 75 | ns |
| Junction Temperature Range (Tj) | -65 to +175 | ??C |
| Power Dissipation (Ptot) | 15 | W |
| Package Type | DO-201AD | ?C |
STTH1R04AY Key Features
- Fast Recovery Time: Enables efficient high-speed switching, reducing switching losses and improving overall system efficiency.
- High Surge Current Capability: Supports transient current peaks up to 30 A, enhancing reliability during power surges or startup conditions.
- Low Forward Voltage Drop: Minimizes conduction losses, improving thermal management and energy efficiency in power circuits.
- Wide Junction Temperature Range: Operates reliably between -65??C and 175??C, suitable for harsh industrial environments.
Typical Applications
- Rectification in switched-mode power supplies (SMPS), where fast recovery diodes ensure efficient energy conversion and reduced electromagnetic interference.
- Freewheeling diode in motor control circuits to protect switches and improve reliability during inductive load switching.
- Inverter circuits, supporting rapid switching and high voltage handling for renewable energy or industrial power conversion systems.
- Snubber circuits for suppressing voltage spikes and protecting semiconductor devices in power electronics assemblies.
STTH1R04AY Advantages vs Typical Alternatives
This fast recovery diode offers a combination of low forward voltage drop and rapid reverse recovery time, reducing conduction and switching losses compared to standard rectifiers. Its high surge current tolerance and wide operating temperature range enhance system robustness and reliability. The compact DO-201AD package facilitates easy integration while maintaining thermal performance, making it a competitive choice for power management in industrial electronics.
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STTH1R04AY Brand Info
The STTH1R04AY is manufactured by STMicroelectronics, a global leader in semiconductor technology. Known for innovation and quality, STMicroelectronics delivers reliable power semiconductors designed for demanding industrial and consumer applications. This diode is part of ST??s fast recovery diode family, optimized for high-speed switching and power efficiency in modern electronic systems.
FAQ
What is the maximum repetitive peak reverse voltage for this diode?
The maximum repetitive peak reverse voltage (VRRM) is 400 volts, allowing the device to block high voltage spikes in power electronic circuits reliably.
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How does the forward voltage drop affect device performance?
A low forward voltage drop, typically around 1.7 V at 1 A, reduces conduction losses and heat generation, improving overall efficiency and thermal management in power applications.
What is the significance of the fast recovery time?
The fast recovery time of 75 nanoseconds minimizes switching losses and
