{
"$type": "site.standard.document",
"description": "An active short-circuit protection circuit includes: a PWM output switch module connected between an output terminal of a gate drive module and a control terminal of each of lower bridge arm switching transistors of an inverter; a short-circuit protection switch module powered by the battery and…",
"path": "/patents/1382816",
"publishedAt": "2026-05-14T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"H02H7/08",
"NEXTEER AUTOMOTIVE (SUZHOU) CO., LTD."
],
"textContent": "An active short-circuit protection circuit includes: a PWM output switch module connected between an output terminal of a gate drive module and a control terminal of each of lower bridge arm switching transistors of an inverter; a short-circuit protection switch module powered by the battery and converts supplied power into a voltage matching each of the lower bridge arm switching transistors; and a short-circuit protection power supply module connected in series between the short-circuit protection power supply module and the control terminal of each of the lower bridge arm switching transistors, wherein the short-circuit protection switch module is turned on when the voltage of the battery exceeds a specified threshold, to control each of the lower bridge arm switching transistors to be turned on, so that stator windings of the motor are coupled.",
"title": "ACTIVE SHORT-CIRCUIT PROTECTION CIRCUIT FOR VEHICLE, EMB SYSTEM, EPS SYSTEM, AND PROTECTION METHOD"
}