Overview
The STPS30L45CW, produced by STMicroelectronics, is a dual center tap Schottky rectifier designed for use in switched mode power supplies and high frequency DC to DC converters. This component is part of the STPS30L45C series and is packaged in the TO-247 format. It is characterized by its low forward voltage drop, low switching losses, and high frequency operation capabilities, making it suitable for applications requiring efficient and reliable power management.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive peak reverse voltage) | 45 | V |
| IF(RMS) (Forward rms current) | 30 | A |
| IF(AV) (Average forward current) | 15 A (per diode), 30 A (per device) | A |
| IFSM (Surge non repetitive forward current) | 220 A (tp = 10 ms, sinusoidal) | A |
| PARM (Repetitive peak avalanche power) | 6000 W (tp = 1 µs, Tj = 25 °C) | W |
| Tstg (Storage temperature range) | -65 to +150 °C | °C |
| Tj (Maximum operating junction temperature) | 150 °C | °C |
| VF (Forward voltage drop) | 0.5 V (typ.), 0.57 V (max.) at IF = 15 A, Tj = 125 °C | V |
| Rth(j-c) (Junction to case thermal resistance) | 1.60 °C/W (per diode), 0.85 °C/W (total) | °C/W |
| Rth(c) (Coupling thermal resistance) | 0.10 °C/W | °C/W |
Key Features
- Low forward voltage drop, resulting in very small conduction losses.
- Low switching losses, allowing for high frequency operation.
- Low thermal resistance.
- Avalanche rated, providing robustness against transient voltages.
- Insulated package (TO-220FPAB) with insulating voltage of 2000 V DC and capacitance of 45 pF.
- ECOPACK® compliant, meeting environmental standards.
Applications
The STPS30L45CW is intended for use in various applications, including:
- Switched mode power supplies.
- High frequency DC to DC converters.
- Low voltage, high frequency inverters.
- Free wheeling and polarity protection applications.
Q & A
- What is the repetitive peak reverse voltage (VRRM) of the STPS30L45CW?
The VRRM is 45 V.
- What is the average forward current (IF(AV)) rating for this component?
The IF(AV) is 15 A per diode and 30 A per device.
- What is the maximum operating junction temperature (Tj) for the STPS30L45CW?
The maximum Tj is 150 °C.
- What are the typical applications for the STPS30L45CW?
It is used in switched mode power supplies, high frequency DC to DC converters, low voltage high frequency inverters, and free wheeling and polarity protection applications.
- What is the forward voltage drop (VF) for this component?
The typical VF is 0.5 V, and the maximum VF is 0.57 V at IF = 15 A and Tj = 125 °C.
- Is the STPS30L45CW avalanche rated?
- What is the thermal resistance from junction to case (Rth(j-c)) for the TO-247 package?
The Rth(j-c) is 1.60 °C/W per diode and 0.85 °C/W total.
- Is the STPS30L45CW ECOPACK® compliant?
- What is the storage temperature range (Tstg) for this component?
The storage temperature range is -65 to +150 °C.
- What is the surge non repetitive forward current (IFSM) rating for the STPS30L45CW?
The IFSM is 220 A for tp = 10 ms, sinusoidal.
