L9960T - STMicroelectronics

L9960T Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for the L9960T to ensure optimal performance?
  A good PCB layout for the L9960T involves keeping the power supply lines (VIN and VOUT) as short as possible, using a solid ground plane, and placing the input and output capacitors close to the IC. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
• How do I choose the right input and output capacitors for the L9960T?
  The choice of input and output capacitors for the L9960T depends on the specific application and operating conditions. In general, it's recommended to use low-ESR capacitors with a capacitance value of 10uF to 22uF for the input capacitor and 22uF to 47uF for the output capacitor. The capacitor voltage rating should be at least 1.5 times the maximum input voltage.
• What is the maximum ambient temperature range for the L9960T?
  The L9960T is rated for operation in an ambient temperature range of -40°C to 150°C. However, the device's performance and reliability may be affected at extreme temperatures. It's recommended to operate the device within a temperature range of 0°C to 125°C for optimal performance.
• How do I ensure the L9960T is properly thermally managed?
  Proper thermal management of the L9960T involves ensuring good airflow around the device, using a heat sink if necessary, and keeping the device away from other heat sources. The device's thermal pad should be connected to a solid ground plane to help dissipate heat. Additionally, the device's power dissipation should be calculated and managed to prevent overheating.
• What is the recommended input voltage range for the L9960T?
  The recommended input voltage range for the L9960T is 6.5V to 36V. However, the device can operate with input voltages as low as 5.5V and as high as 40V, but with reduced performance and efficiency.