After a ring sieve of -40 to 70 degrees Celsius and low temperature cycle, which lasted for 40 hours, it was found that the device did not output. After 20s of 400 degrees blowing by a heat gun, the device returned to normal
LT3845A
Recommended for New Designs
The LT3845A is a high voltage, synchronous, current mode controller used for medium to high power, high efficiency supplies. It offers a wide 4V to 60V...
Datasheet
LT3845A on Analog.com
After a ring sieve of -40 to 70 degrees Celsius and low temperature cycle, which lasted for 40 hours, it was found that the device did not output. After 20s of 400 degrees blowing by a heat gun, the device returned to normal