Description:The ISL33002 two-channel bus buffer provides the buffering necessary to extend the bus capacitance beyond the 400pF maximum specified by the I2C specification. In addition, the ISL33002 features rise time accelerator circuitry to reduce power consumption from passive bus pull-up resistors and improve data-rate performance. The device also includes hot-swap circuitry to prevent corruption of the data and clock lines when I2C devices are plugged into a live backplane, and the ISL33002 adds level translation f
The recommended PCB layout for optimal performance involves keeping the input and output traces as short as possible, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
To ensure the device operates within the specified temperature range, it's essential to provide adequate heat sinking, especially in high-power applications. This can be achieved by using a heat sink or a thermal pad, and ensuring good airflow around the device.
The recommended input capacitor value is typically in the range of 1uF to 10uF, and it's recommended to use a low-ESR ceramic capacitor, such as an X5R or X7R type, to minimize power losses and ensure stable operation.
During power-up, the enable pin (EN) should be held low until the input voltage has reached the minimum operating voltage. During power-down, the enable pin should be held low until the input voltage has dropped below the minimum operating voltage. This ensures that the device is properly shut down and avoids any potential damage.
The recommended output capacitor value is typically in the range of 1uF to 10uF, and it's recommended to use a low-ESR ceramic capacitor, such as an X5R or X7R type, to minimize power losses and ensure stable operation. The output capacitor should be placed close to the device's output pin to minimize parasitic inductance.
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
ISL33002IRTZ-T Overview
Use the download button to access the ISL33002IRTZ-T schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like ISL33,
or try a keyword search, such as Other Interface ICs
