This circuit is from the datasheet of the famous LTZ1000 voltage reference:
Can anyone explain in detail how the circuit works? Especially the 400 kΩ effect; what is the benefit of the 400 kΩ resistor?
This circuit is from the datasheet of the famous LTZ1000 voltage reference:
Can anyone explain in detail how the circuit works? Especially the 400 kΩ effect; what is the benefit of the 400 kΩ resistor?