Overview
The STPS1045B-TR is a high-voltage Schottky rectifier produced by STMicroelectronics. This device is specifically designed for use in switch mode power supplies and other power converters. Packaged in the DPAK format, it is ideal for high-frequency circuitries where low switching losses are crucial. The STPS1045B-TR is characterized by its low thermal resistance, negligible switching losses, and low forward voltage drop, making it a reliable choice for applications requiring efficient power management.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 45 | V |
| Average Forward Current (IF(AV)) | 10 | A |
| Maximum Operating Junction Temperature (Tj) | 175 | °C |
| Forward RMS Current (IF(RMS)) | 7 | A |
| Surge Non-Repetitive Forward Current (IFSM) | 75 | A |
| Reverse Leakage Current (IR) | 100 μA (at Tj = 25 °C, VR = VRRM) | A |
| Forward Voltage Drop (VF) | 0.50 V (typical at IF = 10 A, Tj = 25 °C) | V |
| Junction to Case Thermal Resistance (Rth(j-c)) | 3 | °C/W |
Key Features
- Very small conduction losses
- Extremely fast switching
- Low thermal resistance
- Negligible switching losses
- Low forward voltage drop
- Low capacitance
- Avalanche specification
- ECOPACK®2 compliant component for DPAK on demand
Applications
The STPS1045B-TR is suited for a variety of applications, including switch mode power supplies, other power converters, and high-frequency circuitries. Its low switching losses and high efficiency make it particularly useful in designs where power management is critical.
Q & A
- What is the maximum repetitive peak reverse voltage of the STPS1045B-TR?
The maximum repetitive peak reverse voltage (VRRM) is 45 V. - What is the average forward current rating of the STPS1045B-TR?
The average forward current (IF(AV)) is 10 A. - What is the maximum operating junction temperature for the STPS1045B-TR?
The maximum operating junction temperature (Tj) is 175 °C. - What is the typical forward voltage drop of the STPS1045B-TR at 10 A and 25 °C?
The typical forward voltage drop (VF) at 10 A and 25 °C is 0.50 V. - Is the STPS1045B-TR ECOPACK compliant?
Yes, the STPS1045B-TR is ECOPACK®2 compliant. - What is the junction to case thermal resistance of the STPS1045B-TR?
The junction to case thermal resistance (Rth(j-c)) is 3 °C/W. - What are the storage temperature limits for the STPS1045B-TR?
The storage temperature range is from -65 °C to +175 °C. - What is the surge non-repetitive forward current rating of the STPS1045B-TR?
The surge non-repetitive forward current (IFSM) is 75 A for a pulse duration of 10 ms. - What are the typical applications for the STPS1045B-TR?
The STPS1045B-TR is typically used in switch mode power supplies and other high-frequency power converters. - Is the STPS1045B-TR available in tape and reel packaging?
Yes, the STPS1045B-TR is available in both tube and tape and reel packaging options.
