SEMICONDUCTOR DEVICE, LOAD DRIVING SYSTEM, AND CURRENT DETECTION METHOD FOR INDUCTOR CURRENT

• Main Author: TAJIMA HIDEYUKI
• Format: Patent
• Language: English; Japanese
• Published: 08.08.2019
• Subjects: CONTROLLING; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; REGULATING; SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES; TESTING

To provide a semiconductor device capable of detecting inductor current with high accuracy.SOLUTION: In one semiconductor chip, driving transistors (QH, QL), current sensors ISEN(h/l), and temperature sensors TSENd (h/l) for detecting temperatures in a driver region AR1 are arranged in the driver re...