Overview
The BAT42W-E3-18 is a small signal Schottky diode produced by Vishay General Semiconductor - Diodes Division. This diode is known for its low turn-on voltage and fast switching capabilities, making it suitable for a variety of applications requiring high efficiency and low power loss. The BAT42W-E3-18 is part of the BAT42W series, which includes several variants with different packaging and qualification levels.
Key Specifications
| Parameter | Test Condition | Symbol | Value | Unit |
|---|---|---|---|---|
| Repetitive peak reverse voltage | Tamb = 25 °C | VRRM | 30 | V |
| Forward continuous current | Tamb = 25 °C | 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 | Tamb = 65 °C | Ptot | 200 | mW |
| Thermal resistance junction to ambient air | Tamb = 25 °C | RthJA | 300 | 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 = 10 mA, iR = 1 mA, RL = 100 Ω | trr | 5 | ns |
| Diode capacitance | VR = 1 V, f = 1 MHz | CD | 7 | pF |
| Leakage current | VR = 25 V | IR | 0.5 | μA |
Key Features
- Low Turn-On Voltage: The BAT42W-E3-18 features very low forward voltage drop, typically 400 mV at 10 mA and 650 mV at 50 mA, making it efficient for low-voltage applications.
- Fast Switching: With a reverse recovery time of 5 ns, this diode is suitable for high-frequency applications.
- High Surge Current Capability: It can handle surge forward currents up to 4 A for short durations, enhancing its reliability in transient conditions.
- RoHS Compliant and AEC-Q101 Qualified: The BAT42W-E3-18 is RoHS compliant and AEC-Q101 qualified, making it suitable for automotive and other demanding environments.
- Wide Operating Temperature Range: The diode operates over a temperature range of -55 °C to +125 °C, ensuring stability in various environmental conditions.
- Moisture Sensitivity Level (MSL) 1: This indicates that the device is highly resistant to moisture, reducing the risk of damage during handling and assembly.
Applications
- Automotive Systems: Given its AEC-Q101 qualification, the BAT42W-E3-18 is suitable for use in automotive electronics, such as in power management and signal processing circuits.
- Consumer Electronics: It is used in various consumer electronic devices where low power loss and high efficiency are required, such as in power supplies, voltage regulators, and switching circuits.
- Industrial Control Systems: The diode's robustness and wide operating temperature range make it a good choice for industrial control systems, including motor control and power management applications.
- Communication Equipment: Its fast switching and low forward voltage drop make it suitable for use in communication equipment, such as in RF circuits and signal processing.
Q & A
- What is the repetitive peak reverse voltage of the BAT42W-E3-18?
The repetitive peak reverse voltage (VRRM) is 30 V.
- What is the forward continuous current rating of the BAT42W-E3-18?
The forward continuous current (IF) is 200 mA.
- What is the surge forward current capability of the BAT42W-E3-18?
The surge forward current (IFSM) is up to 4 A for short durations (tp < 10 ms).
- What is the thermal resistance junction to ambient air for the BAT42W-E3-18?
The thermal resistance junction to ambient air (RthJA) is 300 K/W.
- What is the operating temperature range of the BAT42W-E3-18?
The operating temperature range is -55 °C to +125 °C.
- Is the BAT42W-E3-18 RoHS compliant and AEC-Q101 qualified?
Yes, it is both RoHS compliant and AEC-Q101 qualified.
- What is the forward voltage drop at 200 mA for the BAT42W-E3-18?
The forward voltage drop (VF) at 200 mA is typically 1000 mV.
- What is the reverse recovery time of the BAT42W-E3-18?
The reverse recovery time (trr) is 5 ns.
- What is the diode capacitance of the BAT42W-E3-18?
The diode capacitance (CD) is 7 pF at VR = 1 V and f = 1 MHz.
- What is the leakage current of the BAT42W-E3-18 at 25 V?
The leakage current (IR) at VR = 25 V is 0.5 μA.
