Overview
The STPS2L30A, produced by STMicroelectronics, is a 30 V, 2 A low drop power Schottky rectifier designed for high-frequency miniature switched mode power supplies. This component is particularly suited for applications such as adaptors and on-board DC/DC converters. It is known for its low forward voltage drop, which results in less power dissipation and higher efficiency. The STPS2L30A is available in various surface mount packages, including SMA, SMA Flat, SMA Flat Notch, and SMB Flat, making it versatile for different design requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive peak reverse voltage) | 30 | V |
| IF(AV) (Average forward current) | 2 A (SMA at TL = 120 °C), 2 A (SMA Flat, SMA Flat Notch at TL = 130 °C), 2 A (SMB Flat at TL = 135 °C) | A |
| IFSM (Surge non-repetitive forward current) | 75 A (tp = 10 ms sinusoidal) | A |
| PARM (Repetitive peak avalanche power) | 108 W (tp = 10 µs, Tj = 125 °C) | W |
| Tstg (Storage temperature range) | -65 to +150 °C | °C |
| Tj (Maximum operating junction temperature) | +150 °C | °C |
| VF (Forward voltage drop) | 0.325 V (Tj = 25 °C, IF = 2 A), 0.375 V (Tj = 125 °C, IF = 2 A) | V |
| IR (Reverse leakage current) | 200 µA (Tj = 25 °C, VR = VRRM), 15 mA (Tj = 100 °C, VR = VRRM) | µA/mA |
Key Features
- Low forward voltage drop for reduced power dissipation.
- Optimized conduction/reverse losses trade-off for high efficiency.
- Surface mount miniature packages (SMA, SMA Flat, SMA Flat Notch, SMB Flat).
- Avalanche rated for robust performance under transient conditions.
- ECOPACK2 component, meeting environmental compliance standards.
- Ideal for use in parallel with MOSFETs in synchronous rectification.
Applications
- Cordless appliances.
- Solid-State Drives (SSD).
- Battery chargers.
- Telecom power supplies.
- DC/DC converters.
Q & A
- What is the maximum repetitive peak reverse voltage of the STPS2L30A?
The maximum repetitive peak reverse voltage (VRRM) is 30 V.
- What is the average forward current rating of the STPS2L30A?
The average forward current (IF(AV)) is 2 A, with different temperature limits depending on the package type.
- What is the surge non-repetitive forward current of the STPS2L30A?
The surge non-repetitive forward current (IFSM) is 75 A for a 10 ms sinusoidal pulse.
- What is the maximum operating junction temperature of the STPS2L30A?
The maximum operating junction temperature (Tj) is +150 °C.
- What are the typical forward voltage drop values for the STPS2L30A?
The typical forward voltage drop (VF) is 0.325 V at Tj = 25 °C and IF = 2 A, and 0.375 V at Tj = 125 °C and IF = 2 A.
- Is the STPS2L30A environmentally compliant?
- What are the common applications of the STPS2L30A?
- What packages are available for the STPS2L30A?
The STPS2L30A is available in SMA, SMA Flat, SMA Flat Notch, and SMB Flat packages.
- How does the STPS2L30A optimize efficiency in power supplies?
The STPS2L30A optimizes efficiency through its low forward voltage drop and optimized conduction/reverse losses trade-off.
- Can the STPS2L30A be used in synchronous rectification?
