Patent ID: 11934216
Assignee: HEFEI AICHUANGWEI ELECTRONIC TECHNOLOGY CO., LTD.
Field: Basic communication processes (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 3:
4. The constant current generation circuit according to claim 1, wherein the positive temperature change rate current generation circuit (22) comprises triodes Q5, Q6, Q7 and Q8 connected with each other, wherein a drain of the triode Q5 is connected with the resistor R3 and a gate of the triode Q5; a source of the triode Q5 is connected with a drain of the triode Q6 and a gate of the triode Q7; a source of the triode Q6 is connected with a position between the triode Q2 and a resistor R4 and connected with a source of the triode Q7 via a resistor R5; a gate of the triode Q6 is connected with a source of the triode Q8; a drain of the triode Q7 is connected with the source of the triode Q8; a gate of the triode Q8 is connected with the gate of the triode Q5; and a drain of the triode Q8 is connected with the input end of the precision adjustment and output circuit.