Overview
The STPS1L30A is a low drop power Schottky rectifier produced by STMicroelectronics. This component is designed for high-frequency miniature switched mode power supplies, such as adaptors and on-board DC/DC converters. It is known for its very low forward voltage drop, which results in less power dissipation. The STPS1L30A is available in surface mount miniature packages, including SMA, SMA Flat Notch, and SMB, making it ideal for compact and efficient designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| IF(AV) - Average Forward Current | 1 | A |
| VRRM - Repetitive Peak Reverse Voltage | 30 | V |
| Tj(max.) - Maximum Operating Junction Temperature | 150 | °C |
| VF(typ.) - Forward Voltage Drop (typical at 25°C, IF = 1 A) | 0.26 | V |
| IFSM - Surge Non-Repetitive Forward Current (tp = 10 ms sinusoidal) | 75 (SMA), 90 (SMA Flat Notch), 75 (SMB) | A |
| PARM - Repetitive Peak Avalanche Power (tp = 10 µs, Tj = 125 °C) | 110 | W |
| Tstg - Storage Temperature Range | -65 to +150 | °C |
| Rth(j-l) - Junction to Lead Thermal Resistance | 30 (SMA), 20 (SMA Flat Notch), 25 (SMB) | °C/W |
Key Features
- Very low forward voltage drop for less power dissipation
- Surface mount miniature packages (SMA, SMA Flat Notch, SMB)
- Avalanche rated
- ECOPACK2 compliant, meeting environmental requirements
- 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 operating junction temperature of the STPS1L30A?
The maximum operating junction temperature is 150°C.
- What are the typical forward voltage drop values for the STPS1L30A?
The typical forward voltage drop at 25°C with IF = 1 A is 0.26 V.
- In what packages is the STPS1L30A available?
The STPS1L30A is available in SMA, SMA Flat Notch, and SMB packages.
- What is the repetitive peak reverse voltage of the STPS1L30A?
The repetitive peak reverse voltage is 30 V.
- Is the STPS1L30A environmentally compliant?
Yes, it is ECOPACK2 compliant, meeting environmental requirements.
- What are some common applications of the STPS1L30A?
Common applications include cordless appliances, SSD, battery chargers, telecom power supplies, and DC/DC converters.
- What is the average forward current rating of the STPS1L30A?
The average forward current rating is 1 A.
- How does the STPS1L30A handle surge currents?
The STPS1L30A can handle surge non-repetitive forward currents up to 75 A (SMA), 90 A (SMA Flat Notch), and 75 A (SMB) for tp = 10 ms sinusoidal.
- What is the storage temperature range for the STPS1L30A?
The storage temperature range is -65 to +150°C.
- What is the thermal resistance junction to lead for the STPS1L30A?
The thermal resistance junction to lead is 30 °C/W for SMA, 20 °C/W for SMA Flat Notch, and 25 °C/W for SMB.
