{"product_id":"a6862kt-three-phase-isolator-mosfet-driver-ic-safety-critical-driver-for-electric-power-steering-braking-systems","title":"A6862KT Three-Phase Isolator MOSFET Driver IC – Safety-Critical Driver for Electric Power Steering \u0026 Braking Systems","description":"\u003cp\u003eThe A6862KT is a dedicated N-channel power MOSFET driver engineered specifically for isolating three-phase loads in automotive safety-critical systems.\u003c\/p\u003e\n\u003cp\u003eThis driver IC is designed to control MOSFETs configured as a three-phase solid-state relay in phase-isolation applications, providing a reliable alternative to traditional electromechanical relays .\u003c\/p\u003e\n\u003cp\u003eIt features three independent floating gate drive outputs that maintain power MOSFETs in the on-state across the full supply range, even under high phase-voltage slew rate conditions .\u003c\/p\u003e\n\u003cp\u003eAn integrated charge pump regulator delivers the above-battery voltage necessary to keep the MOSFETs continuously on when the phase voltage equals battery voltage .\u003c\/p\u003e\n\u003cp\u003eThe charge pump maintains sufficient gate drive exceeding 7.5 V for supply voltages as low as 4.5 V with 100 kΩ gate-source resistors, ensuring reliable operation under low-battery conditions .\u003c\/p\u003e\n\u003cp\u003eThe gate drives can be controlled through a single logic-level input, simplifying system integration and reducing microcontroller I\/O requirements .\u003c\/p\u003e\n\u003cp\u003eTwo independent activation inputs are provided to place the device into a low-power sleep mode with the charge pump disabled, minimizing quiescent current draw during standby .\u003c\/p\u003e\n\u003cp\u003eThe device operates from a wide 4.5 V to 50 V supply voltage range, making it suitable for both 12V and 24V automotive electrical systems .\u003c\/p\u003e\n\u003cp\u003eComprehensive undervoltage monitors verify that both the pumped supply voltage and gate drive outputs remain sufficiently high to ensure safe MOSFET conduction states .\u003c\/p\u003e\n\u003cp\u003eIn typical applications, the MOSFETs switch on within 8 µs and switch off within 1 µs, enabling fast and responsive load disconnection .\u003c\/p\u003e\n\u003cp\u003eThe A6862KT is particularly suited for electric power steering systems, electric braking, and three-phase solid-state relay driver applications where ASIL compliance is required .\u003c\/p\u003e\n\u003cp\u003eHoused in a compact 16-lead TSSOP package with an exposed pad for enhanced thermal dissipation, it enables space-efficient designs in dense automotive PCB layouts .\u003c\/p\u003e","brand":"Qlnova","offers":[{"title":"Default Title","offer_id":45456374562925,"sku":null,"price":9.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5950\/8845\/files\/A6862KT-2.webp?v=1784015353","url":"https:\/\/qlnova.com\/products\/a6862kt-three-phase-isolator-mosfet-driver-ic-safety-critical-driver-for-electric-power-steering-braking-systems","provider":"Qlnova","version":"1.0","type":"link"}