Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Diode Type | Schottky |
| Voltage - DC Reverse (Vr) (Max) | 40 V |
| Current - Average Rectified(Io) | 1A |
| Voltage - Forward (Vf) (Max) @ If | 600 mV @ 1 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Current - Reverse Leakage @ Vr | 40 µA @ 40 V |
| Capacitance @ Vr F | 120pF @ 4V, 1MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | SOD-323 |
Overview
Equivalent
The B5819WS is a Schottky barrier diode. Equivalent alternatives include:
- SS14, SS16 (Surface-mount Schottky diodes)
- 1N5817, 1N5819 (Through-hole equivalents)
- BAT54S, BAT54C (Similar SMD Schottky diodes)
- SK12, SK14 (Low Vf Schottky diodes)
Check voltage/current ratings (typically 20V/1A for B5819WS) for compatibility. Always verify datasheets for exact replacements.
- SS14, SS16 (Surface-mount Schottky diodes)
- 1N5817, 1N5819 (Through-hole equivalents)
- BAT54S, BAT54C (Similar SMD Schottky diodes)
- SK12, SK14 (Low Vf Schottky diodes)
Check voltage/current ratings (typically 20V/1A for B5819WS) for compatibility. Always verify datasheets for exact replacements.
Features
The B5819WS is a Schottky barrier diode with the following key features:
- Low forward voltage drop (~0.32V at 1A) for efficient power handling.
- High current capability (1A average forward current).
- Fast switching speed, ideal for high-frequency applications.
- Low reverse leakage current for improved efficiency.
- Small SOD-123 package, suitable for compact designs.
- Operating temperature range: -65°C to +125°C.
- Reverse voltage: 40V.
Commonly used in power supplies, DC-DC converters, and reverse polarity protection circuits.
- Low forward voltage drop (~0.32V at 1A) for efficient power handling.
- High current capability (1A average forward current).
- Fast switching speed, ideal for high-frequency applications.
- Low reverse leakage current for improved efficiency.
- Small SOD-123 package, suitable for compact designs.
- Operating temperature range: -65°C to +125°C.
- Reverse voltage: 40V.
Commonly used in power supplies, DC-DC converters, and reverse polarity protection circuits.
Pinout
The B5819WS is a Schottky barrier diode in a SOD-123 surface-mount package.
- Pin Count: 2 pins (Anode and Cathode).
- Function:
- Anode (A): Positive terminal.
- Cathode (K): Negative terminal (marked with a stripe on the body).
- Key Features:
- Low forward voltage drop (~0.32V at 1A).
- High-speed switching.
- Used in rectification, reverse polarity protection, and DC-DC converters.
It is commonly found in power supply and signal circuits.
- Pin Count: 2 pins (Anode and Cathode).
- Function:
- Anode (A): Positive terminal.
- Cathode (K): Negative terminal (marked with a stripe on the body).
- Key Features:
- Low forward voltage drop (~0.32V at 1A).
- High-speed switching.
- Used in rectification, reverse polarity protection, and DC-DC converters.
It is commonly found in power supply and signal circuits.
Manufacturer
The B5819WS is a model of Schottky barrier diode manufactured by ROHM Semiconductor, a Japanese company specializing in electronic components.
ROHM is a well-established manufacturer known for producing high-quality semiconductors, integrated circuits, and passive components. Founded in 1958, the company serves industries like automotive, industrial, and consumer electronics, emphasizing innovation and reliability.
The B5819WS is commonly used in power rectification, offering low forward voltage and fast switching, making it suitable for energy-efficient applications.
ROHM is a well-established manufacturer known for producing high-quality semiconductors, integrated circuits, and passive components. Founded in 1958, the company serves industries like automotive, industrial, and consumer electronics, emphasizing innovation and reliability.
The B5819WS is commonly used in power rectification, offering low forward voltage and fast switching, making it suitable for energy-efficient applications.
Package
The B5819WS is a Schottky barrier diode typically available in a SOD-123 surface-mount package. This compact, lead-free package is designed for high-efficiency rectification in low-voltage, high-speed applications. Its small size (approx. 3.7mm x 1.6mm) makes it suitable for space-constrained PCBs.
