Overview
The STPS2045CG is a dual center tap Schottky rectifier produced by STMicroelectronics. This component is designed for high-frequency switch-mode power supply applications and is particularly suited for use in low voltage, high frequency inverters, free wheeling, and polarity protection. The device is available in several package types, including TO-220AB, TO-220FPAB, and D²PAK, ensuring versatility in various design requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 45 | V |
| Average Forward Current (IF(AV)) per diode | 10 | A |
| Forward RMS Current (IF(RMS)) per diode | 30 | A |
| Surge Non-Repetitive Forward Current (IFSM) | 180 | A |
| Maximum Junction Temperature (Tj) | 175 | °C |
| Forward Voltage Drop (VF) at IF = 10 A | 0.5 | V |
| Reverse Leakage Current (IR) at VR = VRRM | 100 µA (at Tj = 25 °C), 15 mA (at Tj = 125 °C) | A |
| Junction to Case Thermal Resistance (Rth(j-c)) | 2.2 °C/W (TO-220AB/D²PAK), 4.5 °C/W (TO-220FPAB) | °C/W |
Key Features
- Very small conduction losses and negligible switching losses.
- Extremely fast switching times, making it suitable for high-frequency applications.
- Insulated package with an insulating voltage of 2000 VRMS sine.
- Avalanche rated, providing robustness against transient conditions.
- ECOPACK®2 compliant, ensuring environmental compliance.
- Available in TO-220AB, TO-220FPAB, and D²PAK packages.
Applications
The STPS2045CG is particularly suited for use in:
- Switch-mode power supplies.
- High-frequency DC to DC converters.
- Low voltage, high frequency inverters.
- Free wheeling and polarity protection applications.
- Power supplies for lighting, servers, and telecom systems.
Q & A
- What is the maximum repetitive peak reverse voltage (VRRM) of the STPS2045CG?
The maximum repetitive peak reverse voltage (VRRM) is 45 V.
- What are the typical forward voltage drop (VF) values for the STPS2045CG?
The typical forward voltage drop (VF) is 0.5 V at IF = 10 A and 0.57 V at IF = 20 A.
- What is the maximum junction temperature (Tj) for the STPS2045CG?
The maximum junction temperature (Tj) is 175 °C.
- What are the package options available for the STPS2045CG?
The device is available in TO-220AB, TO-220FPAB, and D²PAK packages.
- Is the STPS2045CG environmentally compliant?
- What are the typical applications of the STPS2045CG?
The STPS2045CG is suited for switch-mode power supplies, high-frequency DC to DC converters, low voltage inverters, free wheeling, and polarity protection applications).
- What is the surge non-repetitive forward current (IFSM) rating for the STPS2045CG?
The surge non-repetitive forward current (IFSM) is 180 A for a pulse duration of 10 ms).
- What is the reverse leakage current (IR) at maximum reverse voltage?
The reverse leakage current (IR) is 100 µA at Tj = 25 °C and 15 mA at Tj = 125 °C).
- How does the thermal resistance vary among different packages?
The junction to case thermal resistance (Rth(j-c)) is 2.2 °C/W for TO-220AB and D²PAK, and 4.5 °C/W for TO-220FPAB).
- Is the STPS2045CG avalanche rated?
