LM2575HVT-12 datasheet by Texas Instruments

LM2575HVT-12 Frequently Asked Questions (FAQs)

• What is the maximum input voltage that can be applied to the LM2575HVT-12?
  The maximum input voltage that can be applied to the LM2575HVT-12 is 60V. Exceeding this voltage can cause damage to the device.
• How do I ensure the stability of the output voltage?
  To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF and an ESR of less than 1 ohm. Additionally, the output voltage can be further stabilized by adding a 10nF capacitor between the output and ground.
• What is the maximum output current that the LM2575HVT-12 can provide?
  The maximum output current that the LM2575HVT-12 can provide is 3A. Exceeding this current can cause the device to overheat and potentially fail.
• How do I protect the LM2575HVT-12 from overheating?
  To protect the LM2575HVT-12 from overheating, it is recommended to provide adequate heat sinking, such as a heat sink with a thermal resistance of less than 10°C/W. Additionally, the device should be operated within the recommended temperature range of -40°C to 125°C.
• Can the LM2575HVT-12 be used in a high-reliability application?
  Yes, the LM2575HVT-12 is suitable for use in high-reliability applications. It is manufactured using a high-reliability process and is screened to ensure that it meets the requirements of MIL-PRF-38535.