Description:Diodes Inc B140HW-7, SMT Schottky Diode, 40V 1A, 2-Pin SOD-123
Guard Ring Die Construction for Transient Protection
Low Leakage Current
Low Forward Voltage Drop
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
An automotive-compliant part is available under separate
datasheet
A good PCB layout for the B140HW-7 should prioritize thermal dissipation. Place the device near a thermal pad or a heat sink, and ensure good copper pour coverage around the device. Avoid routing high-current traces under the device, and keep the thermal pad connected to a solid ground plane.
To ensure proper biasing, follow the recommended operating conditions in the datasheet. Typically, this involves connecting the gate to a voltage source (e.g., 5V) through a suitable resistor (e.g., 1kΩ) and ensuring the drain-source voltage is within the recommended range (e.g., 10-30V).
When handling the B140HW-7, it's essential to follow proper ESD protection procedures to prevent damage. Use an ESD wrist strap or mat, handle the device by the body or pins (not the leads), and avoid touching the device's electrical contacts. Store the device in an anti-static bag or wrap it in anti-static material when not in use.
While the B140HW-7 is suitable for high-frequency switching applications, it's essential to consider the device's switching characteristics, such as rise and fall times, and ensure the PCB layout is optimized for high-frequency operation. Additionally, consider the device's power dissipation and thermal management in high-frequency switching applications.
The optimal gate resistor value depends on the specific application, including the gate drive voltage, switching frequency, and load characteristics. As a general guideline, start with a value between 1kΩ to 10kΩ and adjust based on the device's switching performance and power dissipation. Consult the datasheet and application notes for more information.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
B140HW-7 Overview
Use the download button to access the B140HW-7 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like B140H,
or try a keyword search, such as Rectifier Diodes
