Invention Grant
- Patent Title: Apparatus and methods to parallelize transistors
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Application No.: US17087262Application Date: 2020-11-02
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Publication No.: US11264983B1Publication Date: 2022-03-01
- Inventor: Cetin Kaya , Nathan Richard Schemm
- Applicant: Texas Instruments Incorporated
- Applicant Address: US TX Dallas
- Assignee: Texas Instruments Incorporated
- Current Assignee: Texas Instruments Incorporated
- Current Assignee Address: US TX Dallas
- Agent Michael A. Davis, Jr.; Charles A. Brill; Frank D. Cimino
- Main IPC: H03K17/16
- IPC: H03K17/16 ; H03K17/30 ; H03K17/284

Abstract:
Methods, apparatus, systems and articles of manufacture are described to parallelize transistors. An example apparatus includes a first transistor on a first die and a second transistor on a second die. The example apparatus includes a parallel feedback terminal coupled to the first die and the second die and a current sensor including a first contact and a second contact. The example apparatus includes a resistor coupled to the current sensor and at least one of the switched terminal or a ground terminal. The example apparatus includes an active drive controller including a first input coupled to the resistor, a second input coupled to the parallel feedback terminal, and an output coupled to the parallel feedback terminal. The example apparatus includes an edge delay controller adapted to be coupled to a gate driver and an error amplifier, and a control contact adapted to be coupled to the gate driver.
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