Overview
The BAT42WS-HE3-18 is a small signal Schottky diode produced by Vishay General Semiconductor - Diodes Division. This diode is designed for general-purpose applications and is notable for its low turn-on voltage and fast switching characteristics. It is available in a surface mount SOD-323 package and is RoHS-compliant and AEC-Q101 qualified, making it suitable for automotive and industrial uses.
Key Specifications
| Parameter | Test Condition | Symbol | Value | Unit |
|---|---|---|---|---|
| Repetitive peak reverse voltage | - | VRRM | 30 | V |
| Forward continuous current | - | IF | 200 | mA |
| Repetitive peak forward current | tp < 1 s, δ < 0.5 | IFRM | 500 | mA |
| Surge forward current | tp < 10 ms | 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 | IF = 200 mA | VF | 1000 | mV |
| Reverse recovery time | IF = 10 mA, IR = 100 mA, iR = 1 mA, RL = 100 Ω | trr | 5 | ns |
| Diode capacitance | VR = 1 V, f = 1 MHz | CD | 7 | pF |
| Package / Case | - | - | SOD-323 | - |
| Mounting Type | - | - | Surface Mount | - |
Key Features
- Low Turn-On Voltage: The BAT42WS-HE3-18 features very low forward voltage drop, making it ideal for applications where low power loss is critical.
- Fast Switching: With a reverse recovery time of 5 ns, this diode is suitable for high-speed switching applications.
- RoHS-Compliant and AEC-Q101 Qualified: This diode meets RoHS standards and is qualified to AEC-Q101, ensuring its suitability for automotive and industrial environments.
- High Surge Current Capability: It can handle surge forward currents up to 4 A for short durations, enhancing its reliability in demanding applications.
- Broad Operating Temperature Range: The diode operates over a temperature range of -55°C to +125°C, making it versatile for various environmental conditions.
Applications
- General Purpose Rectification: Suitable for general-purpose rectification, polarity protection, and signal switching applications.
- Automotive Systems: AEC-Q101 qualification makes it suitable for use in automotive systems where reliability and robustness are crucial.
- Industrial Applications: Its high surge current capability and broad operating temperature range make it ideal for industrial environments.
- Consumer Electronics: Used in consumer electronics for rectification, voltage regulation, and protection circuits.
Q & A
- What is the maximum repetitive peak reverse voltage of the BAT42WS-HE3-18?
The maximum repetitive peak reverse voltage is 30 V.
- What is the forward continuous current rating of the BAT42WS-HE3-18?
The forward continuous current rating is 200 mA.
- What is the reverse recovery time of the BAT42WS-HE3-18?
The reverse recovery time is 5 ns.
- Is the BAT42WS-HE3-18 RoHS-compliant?
Yes, the BAT42WS-HE3-18 is RoHS-compliant.
- What is the operating temperature range of the BAT42WS-HE3-18?
The operating temperature range is -55°C to +125°C.
- What is the maximum surge forward current the BAT42WS-HE3-18 can handle?
The maximum surge forward current is 4 A for durations less than 10 ms.
- What is the typical forward voltage drop at 200 mA for the BAT42WS-HE3-18?
The typical forward voltage drop at 200 mA is 1000 mV.
- What is the diode capacitance of the BAT42WS-HE3-18 at 1 V and 1 MHz?
The diode capacitance is 7 pF at 1 V and 1 MHz.
- In what package is the BAT42WS-HE3-18 available?
The BAT42WS-HE3-18 is available in a SOD-323 surface mount package.
- Is the BAT42WS-HE3-18 suitable for automotive applications?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications.
