STPS1L30A STMicroelectronics Diode (Diodes Moulded) In Stock
STPS1L30A is a 30V Schottky power rectifier diode from STMicroelectronics with an ultra-low forward voltage of 0.445V maximum and 1A average forward current in an SMA (DO-214AC) surface-mount package. Features 75A non-repetitive peak current capability and low reverse recovery for efficient freewheeling. Available worldwide with fast shipping.
- Manufacturer
- STMicroelectronics
- Package
- Diodes Moulded
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- STPS1L30A Datasheet PDF
- Category
- Diode
- Price
- From $0.0436(MOQ 345)
- Temp Range
- ?°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low 0.445V maximum forward voltage reducing conduction losses in high-frequency switching power supplies
- 30V reverse voltage rating with 1A average forward current for compact rectifier and freewheeling applications
- 75A non-repetitive peak forward current capability providing robust surge protection
- Compact 2-pin SMA (DO-214AC) surface-mount package for automated PCB assembly and space-constrained designs
Applications
The STPS1L30A is used as a freewheeling diode in DC-DC converters, synchronous buck regulators, and battery charging circuits where its low forward voltage minimizes power dissipation and improves efficiency. It is also employed as a catch diode in motor driver circuits and output rectifier in low-voltage SMPS applications operating at high switching frequencies. The SMA package and silicon Schottky construction make it a standard choice for consumer electronics, portable devices, and telecom power modules.
Specifications
| Factory Lead Time | 15Weeks |
| YTEOL | 4 |
| Application | POWER |
| Configuration | SINGLE |
| Diode Element Material | SILICON |
| Diode Type | RECTIFIER DIODE |
| Forward Voltage-Max (VF) | 0.445V |
| JESD-30 Code | R-PDSO-C2 |
| JESD-609 Code | e3 |
| Non-rep Pk Forward Current-Max | 75A |
| Number of Elements | 1 |
| Number of Phases | 1 |
| Output Current-Max | 1A |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Rep Pk Reverse Voltage-Max | 30V |
| Reverse Current-Max | 200 µA |
| Reverse Test Voltage | 30V |
| Surface Mount | YES |
| Technology | SCHOTTKY |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | C BEND |
| Terminal Position | DUAL |
| ## STPS1L30A Alternates Showing results | Image |
| Package | Diodes Moulded |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8541.10.00.80 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for STPS1L30A:
Rectifier Diode, Schottky, 1 Phase, 1 Element, 1A, 30V V(RRM), Silicon, DO-214AA
Frequently Asked Questions
What is the forward voltage and current rating of the STPS1L30A?
The STPS1L30A has a maximum forward voltage (VF) of 0.445V at rated current, and supports an average forward current of 1A continuously. Its non-repetitive peak forward current reaches 75A, providing excellent surge robustness for inrush and transient conditions in power supply circuits.
What package does the STPS1L30A use and is it suitable for surface-mount assembly?
The STPS1L30A is housed in an SMA (DO-214AC) 2-pin surface-mount package, which is standard for automated PCB assembly using reflow soldering. The SMA package provides a good balance of thermal performance and compact footprint, making it ideal for modern switching power supply and motor driver PCB designs.
What makes the STPS1L30A a Schottky diode and why is that important?
The STPS1L30A is a silicon Schottky rectifier diode, characterized by its metal-semiconductor junction that produces a very low forward voltage drop of 0.445V—significantly lower than standard PN junction diodes at 0.6–0.7V. This lower drop directly reduces conduction losses, improving efficiency in freewheeling, rectification, and high-frequency switching applications.
What are the typical applications for the STPS1L30A?
The STPS1L30A is commonly used as a freewheeling diode in buck converter output stages, as a catch diode in motor H-bridge and half-bridge drivers, and as an output rectifier in low-voltage switched-mode power supplies. Its 30V reverse voltage and low VF make it well matched to 12V to 24V converter designs in consumer electronics, industrial equipment, and automotive accessories.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 345+ | $0.0655 | $22.60 |
| 500+ | $0.0519 | $25.95 |
| 1000+ | $0.0490 | $49.00 |
| 10000+ | $0.0452 | $452.00 |
| 20000+ | $0.0438 | $876.80 |
| 40000+ | $0.0436 | $1744.80 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
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