Overview
The BAT43WS is a small signal Schottky diode designed for general-purpose applications. It is known for its low forward voltage drop and fast switching capabilities, making it suitable for a wide range of electronic circuits. This diode is available in an ultra-small SOD-323 surface mount package and is fully RoHS compliant.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Repetitive Peak Reverse Voltage | VRRM | 30 | V |
| Forward Continuous Current | IF | 200 | mA |
| Repetitive Peak Forward Current | IFRM | 500 | mA |
| Surge Forward Current | IFSM | 4 | A |
| Power Dissipation | Ptot | 150 | mW |
| Thermal Resistance Junction to Ambient Air | RthJA | 650 | K/W |
| Junction Temperature | Tj | 125 | °C |
| Operating Temperature Range | Top | -55 to +125 | °C |
| Storage Temperature Range | Tstg | -55 to +150 | °C |
| Forward Voltage | VF | 260 - 330 mV (at IF = 2 mA) | mV |
| Reverse Recovery Time | trr | 5 ns | ns |
Key Features
- Low forward voltage drop
- Fast switching
- Ultra-small SOD-323 surface mount package
- Totally lead-free and fully RoHS compliant
- Halogen and antimony free, 'Green' device
- Protected by a PN junction guard ring against excessive voltage, such as electrostatic discharges
- AEC-Q101 qualified available for automotive applications
Applications
The BAT43WS diode is suitable for various general-purpose applications, including but not limited to:
- Automotive systems requiring AEC-Q101 qualification
- Switching and rectification in power supplies
- Protection circuits against electrostatic discharges
- High-frequency applications due to its fast switching and low forward voltage drop
Q & A
- What is the repetitive peak reverse voltage of the BAT43WS diode?
The repetitive peak reverse voltage (VRRM) is 30 V. - What is the forward continuous current rating of the BAT43WS diode?
The forward continuous current (IF) is 200 mA. - What is the surge forward current rating of the BAT43WS diode?
The surge forward current (IFSM) is 4 A for a duration of less than 10 ms. - What is the thermal resistance junction to ambient air for the BAT43WS diode?
The thermal resistance junction to ambient air (RthJA) is approximately 650 K/W. - What is the operating temperature range of the BAT43WS diode?
The operating temperature range is -55°C to +125°C. - Is the BAT43WS diode RoHS compliant?
Yes, the BAT43WS diode is totally lead-free and fully RoHS compliant. - What is the typical forward voltage drop of the BAT43WS diode?
The typical forward voltage drop (VF) at 2 mA is between 260 mV and 330 mV. - What is the reverse recovery time of the BAT43WS diode?
The reverse recovery time (trr) is approximately 5 ns. - What package type is the BAT43WS diode available in?
The BAT43WS diode is available in an ultra-small SOD-323 surface mount package. - Is the BAT43WS diode suitable for automotive applications?
Yes, the BAT43WS diode is AEC-Q101 qualified, making it suitable for automotive applications.
