LM293AD datasheet by STMicroelectronics

LM293AD Frequently Asked Questions (FAQs)

• What is the maximum input voltage that can be applied to the LM293AD?
  The maximum input voltage that can be applied to the LM293AD is 26V, but it's recommended to keep it below 24V for reliable operation.
• Can I use the LM293AD as a voltage regulator for a microcontroller?
  Yes, the LM293AD can be used as a voltage regulator for a microcontroller, but it's essential to ensure that the output voltage and current meet the microcontroller's requirements.
• How do I calculate the output voltage of the LM293AD?
  The output voltage of the LM293AD can be calculated using the formula: Vout = Vref x (1 + R1/R2), where Vref is the internal reference voltage (1.235V), R1 is the resistance between the output and the adjust pin, and R2 is the resistance between the adjust pin and ground.
• What is the minimum input voltage required for the LM293AD to operate?
  The minimum input voltage required for the LM293AD to operate is 7.5V, but it's recommended to keep it above 8V for reliable operation.
• Can I use the LM293AD in a high-temperature environment?
  The LM293AD is rated for operation up to 125°C, but it's essential to ensure that the device is properly heat-sinked and that the junction temperature is kept below 150°C to prevent damage.