Overview
The BAS281-GS18 is a small signal Schottky diode produced by Vishay General Semiconductor - Diodes Division. This diode is designed for general-purpose and switching applications, offering several key advantages such as low forward voltage drop, low leakage current, and very low switching times. The BAS281-GS18 is part of the BAS281 series, which includes diodes with different reverse voltage ratings, making it versatile for various circuit designs.
Key Specifications
| Parameter | Test Condition | Symbol | Value | Unit |
|---|---|---|---|---|
| Reverse Voltage | - | VR | 40 | V |
| Peak Forward Surge Current | tp = 1 s | IFSM | 500 | mA |
| Repetitive Peak Forward Current | tp ≤ 1 s | IFRM | 150 | mA |
| Forward Current | - | IF | 30 | mA |
| Forward Voltage | IF = 0.1 mA | VF | 330 | mV |
| Junction to Ambient Air Thermal Resistance | On PC board 50 mm x 50 mm x 1.6 mm | RthJA | 320 | K/W |
| Junction Temperature | - | Tj | 125 | °C |
| Storage Temperature Range | - | Tstg | -65 to +150 | °C |
Key Features
- Integrated protection ring against static discharge
- Low capacitance
- Low leakage current
- Low forward voltage drop
- Very low switching time
- QuadroMELF (SOD-80) package
- Weight: approximately 34 mg
- Cathode band color: black
Applications
- General purpose and switching Schottky barrier diode
- HF-detector
- Protection circuit
- Diode for low currents with a low supply voltage
- Small battery charger
- Power supplies
- DC/DC converter for notebooks
Q & A
- What is the reverse voltage rating of the BAS281-GS18?
The reverse voltage rating of the BAS281-GS18 is 40 V.
- What is the maximum forward current for the BAS281-GS18?
The maximum forward current for the BAS281-GS18 is 30 mA.
- What is the typical forward voltage drop at 0.1 mA for the BAS281-GS18?
The typical forward voltage drop at 0.1 mA for the BAS281-GS18 is 330 mV.
- What is the junction to ambient air thermal resistance for the BAS281-GS18?
The junction to ambient air thermal resistance for the BAS281-GS18 is 320 K/W on a PC board 50 mm x 50 mm x 1.6 mm.
- What are the storage temperature range and junction temperature limits for the BAS281-GS18?
The storage temperature range is -65 to +150 °C, and the junction temperature limit is 125 °C.
- What package type is used for the BAS281-GS18?
The BAS281-GS18 is packaged in a QuadroMELF (SOD-80) case.
- What are some common applications for the BAS281-GS18?
Common applications include general-purpose and switching Schottky barrier diode, HF-detector, protection circuit, small battery charger, power supplies, and DC/DC converters for notebooks.
- Does the BAS281-GS18 have built-in protection against static discharge?
- What is the weight of the BAS281-GS18?
The weight of the BAS281-GS18 is approximately 34 mg.
- How is the cathode identified on the BAS281-GS18?
The cathode is identified by a black band.
