Description:Min DC Current Gain - hFE = 63 @ IC = 0.15 A; BD136, BD138, BD140 are complementary with BD135, BD137, BD139; These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS Compliant
A good PCB layout for the BD13810STU should prioritize thermal dissipation. Place the device near a thermal pad or a heat sink, and ensure good copper coverage around the device. Avoid routing high-current traces under the device, and use thermal vias to dissipate heat efficiently.
Choose an input capacitor with a low ESR (Equivalent Series Resistance) and a high ripple current rating. A ceramic capacitor with an X7R or X5R dielectric is recommended. The capacitor value should be between 4.7uF to 10uF, depending on the input voltage and output current requirements.
The BD13810STU can deliver up to 3A of output current, but this depends on the input voltage, output voltage, and ambient temperature. Refer to the datasheet's thermal derating curves to determine the maximum output current for your specific application.
To prevent oscillations, ensure that the input and output capacitors are properly selected, and the PCB layout is optimized for low inductance and high-frequency noise reduction. Additionally, add a small ceramic capacitor (e.g., 10nF) between the VIN and GND pins to filter high-frequency noise.
The BD13810STU is rated for operation between -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. Ensure that your application operates within the recommended temperature range to ensure optimal performance and longevity.
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BD13810STU Overview
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