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LM22673: LM22673

Part Number: LM22673

LM22673 in the temperature -40 to 70 degrees under the load or not load the test, there will be no damage, when the standstill after the run to take the test at room temperature, there will be damage to the situation, found ss pin and ground short circuit, resistance 5 ohms , The occurrence of such a situation is also accidental, would like to ask what is the reason.