STPS1L30A

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STPS1L30A

+BOM

DIODE SCHOTTKY 30V 1A SMA

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
DiodeType Schottky
Voltage-DCReverse(Vr)(Max) 30 V
Current-AverageRectified(Io) 1A
Voltage-Forward(Vf)(Max)@If 395 mV @ 1 A
Speed Fast Recovery =< 500ns, > 200mA (Io)
Current-ReverseLeakage@Vr 200 µA @ 30 V
MountingType Surface Mount
Package/Case DO-214AC, SMA
SupplierDevicePackage SMA (DO-214AC)

Overview

Description

The STPS1L30A is a Schottky diode from STMicroelectronics, designed for low-voltage, high-efficiency applications. Key features:
- Ultra-low forward voltage drop (~0.37V at 1A), reducing power loss.
- High current capability (1A average forward current).
- Low leakage current for improved efficiency.
- 30V reverse voltage rating, suitable for 12V/24V systems.
- Small SOD-123FL package, ideal for space-constrained designs.
Common uses include power rectification, DC-DC converters, and reverse polarity protection in automotive, industrial, and consumer electronics. Its fast switching and thermal stability make it reliable for high-frequency circuits.
For detailed specs, refer to the STMicroelectronics datasheet.

Equivalent

Equivalent products to the STPS1L30A (30V, 1A Schottky diode) include:
- SS13 (30V, 1A)
- SB130 (30V, 1A)
- 1N5819 (30V, 1A) – Slightly lower Vf
- BAT42 (30V, 0.2A) – Lower current rating
- SK12 (30V, 1A)
Check datasheets for exact specs like forward voltage (Vf) and thermal performance.

Features

The STPS1L30A is a Schottky diode with the following key features:
- Low Forward Voltage Drop (VF): Typically 0.38V at 1A, improving efficiency.
- High Current Capability: 1A average forward current.
- Low Leakage Current: 0.5mA max at 30V reverse voltage.
- Fast Switching: Optimized for high-speed applications.
- Surge Protection: Withstands 25A non-repetitive peak current.
- Small Footprint: Available in SMA or SMB packages for space-constrained designs.
- High Temperature Operation: Rated for up to 150°C junction temperature.
Ideal for power rectification, DC-DC converters, and reverse polarity protection.

Pinout

The STPS1L30A is a Schottky diode with 2 pins (anode and cathode).
Key Functions:
- Voltage Rating: 30V (reverse voltage)
- Current Rating: 1A (average forward current)
- Low Forward Voltage Drop: ~0.38V (typical at 1A)
- Fast Switching: Suitable for high-frequency applications
- Power Efficiency: Minimizes power loss in rectification
Common Applications:
- Power supply rectification
- Reverse polarity protection
- DC-DC converters
- Freewheeling diodes
Its compact SOD123 package makes it ideal for space-constrained designs.

Application

The STPS1L30A is a Schottky diode commonly used in:
1. Power Supplies – For rectification in low-voltage DC/DC converters.
2. Reverse Polarity Protection – Safeguarding circuits from incorrect power connections.
3. Freewheeling Diodes – Suppressing voltage spikes in inductive loads (e.g., motors, relays).
4. Solar Panels & Battery Charging – Efficient energy harvesting due to low forward voltage drop.
5. Consumer Electronics – Used in USB ports, LED drivers, and portable devices for power management.
Its 30V reverse voltage and 1A current rating make it suitable for low-power, high-efficiency applications.

Package

The STPS1L30A is a Schottky diode in a SMB (DO-214AA) surface-mount package. It features a low forward voltage drop and high efficiency, suitable for power rectification. The SMB package is compact, designed for automated assembly, and offers good thermal performance. Key specs include 30V reverse voltage and 1A average forward current. Ideal for switching power supplies and DC-DC converters.

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