Description:Input Voltage ： 4.5V ~ 18V
Output Voltage ： 1.0V ~ 12V (VFB=0.8V±1.5%) (*1)
Output Current ： 2.2A
Efficiency ： 93.8% (*1) @VIN=12V,VOUT=5V, IOUT=700mA
Oscillation Frequency ： 500kHz
Maximum Duty Cycle ： 79%
Soft-Start Time ： Fixed 2.8ms, set by external capacitor
Protection Circuit ： UVLO
High side over current protection
Low side over current protection
VOUT Short-circuit Protection
LX Short-circuit Protection
VOUT Over voltage protection
Thermal shutdown
Package ： SOP-8FD
Environmentally Fr
A good PCB layout for XC9248B085QR-G involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
To ensure the stability of the XC9248B085QR-G output voltage, it is essential to use a suitable output capacitor with a low ESR value, such as a ceramic capacitor. The output capacitor should be placed close to the IC, and the output voltage should be monitored and adjusted as needed.
The maximum ambient temperature range for the XC9248B085QR-G is -40°C to +85°C. However, the device can operate at a higher temperature range with derating. It is essential to ensure that the device does not exceed the maximum junction temperature of 125°C.
Yes, the XC9248B085QR-G is suitable for high-reliability applications. It is manufactured using a robust process, and its design and testing ensure high reliability. However, it is essential to follow proper design and manufacturing guidelines to ensure the reliability of the final product.
To troubleshoot issues with the XC9248B085QR-G, start by checking the input voltage, output voltage, and output current. Verify that the input and output capacitors are properly connected and that the PCB layout is correct. Check for any signs of overheating, and ensure that the device is operated within its recommended operating conditions.
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XC9248B085QR-G Overview
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