LM2902DT datasheet by STMicroelectronics

LM2902DT Frequently Asked Questions (FAQs)

• What is the maximum operating temperature range for the LM2902DT?
  The LM2902DT can operate from -40°C to 125°C, making it suitable for a wide range of applications.
• How do I ensure the stability of the voltage regulator output?
  To ensure stability, it's essential to use a minimum output capacitance of 10uF, and a maximum ESR of 5 ohms. Additionally, the input capacitor should be at least 10uF with an ESR of 5 ohms or less.
• What is the minimum input voltage required for the LM2902DT to function properly?
  The minimum input voltage required is 7.5V, but it's recommended to use a minimum of 8V to ensure proper regulation.
• Can I use the LM2902DT in a high-current application?
  While the LM2902DT can handle up to 1.5A of output current, it's essential to consider the thermal dissipation and heat sinking requirements to prevent overheating. A heat sink may be necessary for high-current applications.
• How do I protect the LM2902DT from input voltage surges?
  To protect the LM2902DT from input voltage surges, it's recommended to use a transient voltage suppressor (TVS) diode or a voltage clamp at the input.