The STTH1R04Q is a high-performance ultrafast recovery diode designed by STMicroelectronics to meet the rigorous demands of modern electronic applications. This device is particularly well-suited for use in switch-mode power supplies, high-frequency converters, and power factor correction circuits, where efficiency and reliability are critical.
Key Features
- Low Forward Voltage Drop: The diode features a very low forward voltage drop, which enhances the overall efficiency of the application by reducing power losses during the conduction phase.
- High Switching Speed: With ultrafast recovery times, the STTH1R04Q minimizes switching losses and is capable of operating at high frequencies, which is essential for modern power supply designs.
- Soft Recovery Characteristics: The soft recovery behavior of the diode reduces electromagnetic interference (EMI) and stress on the diode, thereby improving the longevity and performance of the end application.
- High Thermal and Mechanical Performance: The robust package design and superior materials used in the STTH1R04Q ensure excellent thermal and mechanical performance, making it reliable in various operating conditions.
Applications
The STTH1R04Q is ideal for a wide range of applications, including:
- Switch-mode power supplies (SMPS)
- High-frequency DC/DC converters
- Power factor correction (PFC) circuits
- Freewheeling diodes in converters and motor control circuits
- Snubber diodes
Technical Specifications
Parameter
Value
Repetitive Peak Reverse Voltage (V<sub>RRM)
400 V
Average Forward Current (I<sub>F(AV))
1 A
Non-Repetitive Peak Forward Surge Current (I<sub>FSM)
30 A
Forward Voltage Drop (V<sub>F)
1.25 V
Recovery Time (t<sub>rr)
25 ns
Operating Junction Temperature (T<sub>j)
-40°C to 175°C
The STTH1R04Q is a testament to STMicroelectronics' commitment to providing advanced semiconductor solutions that empower the electronics of today and tomorrow. Its exceptional performance and reliability make it an essential component for any high-efficiency power conversion system.
