Current sense circuitry
OwnerAnil Srikanth DOWLESWARAPU, Venkata Naresh KOTIKELAPUDI +1inventors
InventorsAnil Srikanth DOWLESWARAPU, Venkata Naresh KOTIKELAPUDI, Abhishek GUPTA
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Abstract
Current sense circuitry includes: a first amplifier; a transistor; and a second amplifier. The first amplifier has a first terminal, a second terminal, and a third terminal. The transistor has a first terminal, a second terminal, and a control terminal. The first terminal of the transistor is coupled to the third terminal of the first amplifier. The second amplifier has a first terminal, a second terminal, and a third terminal. The first terminal of the second amplifier is coupled to the second terminal of the transistor.
Claims20
Current sense circuitry comprising:
- a first amplifier having a first terminal, a second terminal, and a third terminal;
- a transistor having a first terminal, a second terminal, and a control terminal, the first terminal of the transistor coupled to the third terminal of the first amplifier;
- and
- a second amplifier having a first terminal, a second terminal, and a third terminal, the first terminal of the second amplifier coupled to the second terminal of the transistor.
A circuit comprising:
- a first transistor having a first terminal, a second terminal, and a control terminal;
- a first amplifier having a first terminal, a second terminal, and a third terminal, the first terminal of the first amplifier coupled to the first terminal of the first transistor;
- a first resistor having a first terminal and a second terminal, the first terminal of the first resistor coupled to the first terminal of the first amplifier;
- a second resistor having a first terminal and a second terminal, the first terminal of the second resistor coupled to the first terminal of the first amplifier, and the second terminal of the second resistor coupled to the third terminal of the first amplifier;
- a third resistor having a first terminal and a second terminal, the second terminal of the third resistor coupled to the second terminal of the first amplifier;
- a fourth resistor having a first terminal and a second terminal, the first terminal of the fourth resistor coupled to the second terminal of the first amplifier;
- a second transistor having a first terminal, a second terminal, and a control terminal, the first terminal of the second transistor coupled to the third terminal of the first amplifier;
- and
- a second amplifier having a first terminal, a second terminal, and a third terminal, the first terminal of the second amplifier coupled to the second terminal of the second transistor.
A circuit comprising:
- a transistor having a first terminal, a second terminal, and a control terminal;
- first amplifier circuitry having a first terminal, a second terminal, and a third terminal, the third terminal of the first amplifier circuitry coupled to the first terminal of the transistor;
- second amplifier circuitry having a first terminal, a second terminal, and a third terminal, the first terminal of the second amplifier circuitry coupled to the second terminal of the transistor;
- third amplifier circuitry having a first terminal, a second terminal, a third terminal, and a fourth terminal, the first terminal of the third amplifier circuitry coupled to the third terminal of the second amplifier circuitry;
- and
- control circuitry having a terminal coupled to the fourth terminal of the third amplifier circuitry.
Dependencies are inferred from the claim text.