A good PCB layout for the CT100LW-HS6 should minimize noise and ensure proper grounding. Allegro recommends a 4-layer PCB with a dedicated ground plane, and keeping the current sense lines as short and wide as possible. Additionally, the CT100LW-HS6 should be placed close to the current-carrying conductor to minimize lead inductance.
Calibration of the CT100LW-HS6 involves adjusting the zero-current output voltage (VOUT) to match the desired output voltage at zero current. This can be done by applying a known current to the device and adjusting the gain resistor (RG) until the desired output voltage is achieved. Allegro provides a calibration procedure in the application note AN296068.
The CT100LW-HS6 is rated for operation from -40°C to 125°C (TJ). However, the device's accuracy and linearity may degrade at extreme temperatures. It's recommended to operate the device within the specified temperature range for optimal performance.
The CT100LW-HS6 is designed for low-frequency current measurement (up to 100 kHz). While it may be possible to use it for higher frequencies, the device's accuracy and bandwidth may be limited. Allegro recommends using a different device, such as the ACS724, for high-frequency current measurement applications.
The CT100LW-HS6 has built-in overcurrent protection (OCP) and overvoltage protection (OVP) features. However, additional external protection may be necessary depending on the application. Allegro recommends using a fuse or a current-limiting resistor in series with the device, as well as a voltage regulator to ensure the supply voltage remains within the specified range.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
CT100LW-HS6 Overview
Use the download button to access the CT100LW-HS6 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like CT100,
or try a keyword search, such as Magnetic Field Sensors
