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第1460章 一纸流片原产地认定,撬动万亿半导体产业?(1 / 2)

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一张报关单引发的全球震荡

2025年4月13日早晨10点,深圳华强北电子市场的商户们发现,德州仪器TPS电源管理芯片的现货报价较上周暴涨23%。同一时间,圣邦股份的股价在开盘15分钟内封死涨停——这一切的导火索,源自三天前中国半导体行业协会发布的《关于半导体产品“原产地”认定规则的通知》。

这场看似技术性的规则调整,实则是中国在全球半导体战争中发起的“非对称反击”。当美国沉迷于用实体清单封锁技术时,中国正以市场规则重构产业链生态。本文将深入拆解这场博弈的三重战略逻辑,及其背后的万亿级投资机遇。

一、政策解构:为何“流片地”是致命杀招?

1. 直击美国制造业的“阿克琉斯之踵”

成本杠杆:新规要求芯片原产地按流片地认定,意味着在美国本土制造(如TI得州工厂)的芯片进口时需加征关税。以TI的通用模拟芯片为例,其综合税率或从6%升至21%(海关总署数据),直接侵蚀美企15%-20%的利润空间(东吴证券测算)。

产能困局:美国在建晶圆厂平均投产周期达4.3年(SEMI 2024年报),而中国成熟制程(28nm及以上)产能已占全球32%(芯谋研究数据),形成“时间差”优势。

2. 精准切割产业链的“四两拨千斤”

豁免高端芯片:英伟达H20、AMD MI350等AI芯片多在台积电流片,不受新规影响,既保障中国算力需求,又避免刺激美国全面反制。

打击低端产能:模拟芯片、射频元件等成熟制程产品成主要目标,这类芯片占中国进口总量的68%(海关总署2024年报),但国产化率不足20%,替代空间巨大。

战略深意:在美国《芯片法案》补贴本土制造的关键期,中国以关税杠杆加速全球产能“去美国化”,正如台积电创始人张忠谋所言:“这可能导致亚利桑那州晶圆厂沦为政治标本。”

二、产业变局:国产替代的“三级火箭”

1. 第一级:模拟芯片的“农村包围城市”

价格战终结者:TI在华年营收超120亿美元,其通用电源芯片毛利率或从68%骤降至50%以下(中信建投测算),国内厂商迎来喘息窗口。

技术奇点爆发:芯朋微的氮化镓快充芯片打入华为Mate 70供应链,纳芯微车规级隔离芯片通过ASIL-D认证,标志着国产模拟芯片进入“高端替代前夜”。

2. 第二级:射频与特色工艺的弯道超车

5G基站争夺战:唯捷创芯的5G PA模组在华为基站份额突破40%,正在冲击Skyworks的滤波器市场。

IDM模式崛起:士兰微12英寸IGBT产线良率达94%,华虹90nm BCD工艺斩获比亚迪120亿元订单,特色工艺成破局关键。

3. 第三级:第三代半导体的降维打击

碳化硅革命:天岳先进8英寸衬底全球市占率达21%,逼得Wolfspeed宣布德州工厂裁员30%。

氮化镓生态闭环:英诺赛科GaN芯片与小米120W快充深度绑定,2024年出货量同比增长300%。

三、全球供应链重构:谁在暗流中获利?

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