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GALLIUM NITRIDE POWER DEVICE WITH WIDE-RANGE WORKING GATE VOLTAGE

发明专利审中
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13权利要求 · 1 独立
§ Ⅰ

卷宗概要

发明人

Weifeng SUN; Siyang LIU; Sheng LI; Ziyu CHEN; Longxing SHI

IPC 分类

H10D 84/82H1L 23/528H10D 30/47H10D 62/10H10D 62/85

CPC 分类

H10D84/82H1L23/5283H10D30/471H10D62/102H10D62/8503

A gallium nitride power device with wide-range working gate voltage structurally includes a base and isolation regions, wherein the base is provided with a substrate, a nucleating layer, a buffer layer, a channel layer, a barrier layer and a passivation layer in sequence from the bottom up, and a voltage-limiting tube region, a power tube region and a bleed-off tube region are arranged on the barrier layer. A first metallic drain electrode in the voltage-limiting tube region and a third metallic gate electrode in the bleed-off tube region are connected via a first metallic interconnector and connected to an input gate voltage, and a first metallic source electrode in the voltage-limiting tube region, a second metallic gate electrode in the power tube region and a third metallic drain electrode in the bleed-off tube region are connected via a second metallic interconnector,

原文(中文)

A gallium nitride power device with wide-range working gate voltage structurally includes a base and isolation regions, wherein the base is provided with a substrate, a nucleating layer, a buffer layer, a channel layer, a barrier layer and a passivation layer in sequence from the bottom up, and a voltage-limiting tube region, a power tube region and a bleed-off tube region are arranged on the barrier layer. A first metallic drain electrode in the voltage-limiting tube region and a third metallic gate electrode in the bleed-off tube region are connected via a first metallic interconnector and connected to an input gate voltage, and a first metallic source electrode in the voltage-limiting tube region, a second metallic gate electrode in the power tube region and a third metallic drain electrode in the bleed-off tube region are connected via a second metallic interconnector,