A recommended PCB layout for optimal thermal performance would be to have a large copper area on the bottom layer connected to the thermal pad, and to use thermal vias to dissipate heat. A minimum of 2oz copper thickness is recommended.
To ensure stable operation with a high-capacitance output capacitor, it is recommended to add a series resistor (Rs) and a capacitor (Cc) in parallel with the output capacitor to form a damping circuit. This helps to prevent oscillation and ensure stable operation.
The maximum allowed voltage on the EN pin is 6V. Exceeding this voltage may cause damage to the device.
The BD4269FJ-CE2 is rated for operation up to 105°C. However, it is recommended to derate the output current and voltage according to the temperature derating curve in the datasheet to ensure reliable operation.
The power dissipation of the device can be calculated using the formula: Pd = (Vin x Iin) + (Vout x Iout) + (Iq x Vin), where Pd is the power dissipation, Vin is the input voltage, Iin is the input current, Vout is the output voltage, Iout is the output current, and Iq is the quiescent current.
Trust Checks
This model has been provided by an expert contributor.
Expert Contribution
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
BD4269FJ-CE2 Overview
Use the download button to access the BD4269FJ-CE2 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like BD426,
or try a keyword search, such as Linear Regulator ICs