HLMP-1621 datasheet by Avago Technologies

HLMP-1621 Frequently Asked Questions (FAQs)

• What is the recommended operating temperature range for the HLMP-1621?
  The recommended operating temperature range for the HLMP-1621 is -40°C to 85°C, although it can withstand storage temperatures from -40°C to 150°C.
• How do I handle the HLMP-1621 for optimal reliability?
  To ensure optimal reliability, handle the HLMP-1621 by the body, avoid touching the leads or die, and use an anti-static wrist strap or mat to prevent electrostatic discharge (ESD) damage.
• What is the maximum forward current rating for the HLMP-1621?
  The maximum forward current rating for the HLMP-1621 is 30mA, although it's recommended to operate at a maximum of 20mA for optimal reliability and lifespan.
• Can I use the HLMP-1621 in a high-humidity environment?
  While the HLMP-1621 is not hermetically sealed, it can operate in humid environments. However, it's recommended to use a conformal coating or potting compound to protect the device from moisture and ensure reliability.
• How do I determine the optimal resistor value for the HLMP-1621?
  To determine the optimal resistor value for the HLMP-1621, use the following formula: R = (Vcc - Vf) / If, where Vcc is the supply voltage, Vf is the forward voltage drop, and If is the desired forward current.