{"product_id":"st-l99asc03gtr-48-tqfp-ep-7x7","title":"L99ASC03GTR ST Motor Driver | 48-TQFP-EP (7x7) | 3-Phase, SPI, PWM","description":"\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin-bottom:30px;\n            border-bottom:1px solid #f0f0f0; padding-bottom:20px;\"\u003e\n  \u003cspan style=\"background:#f3e5f5; color:#7b1fa2; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #e1bee7;\"\u003e🧪 SAMPLE SUPPORT\u003c\/span\u003e\n  \u003cspan style=\"background:#e8f5e9; color:#2e7d32; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #c8e6c9;\"\u003e✅ 100% Original \u0026amp; Traceable\u003c\/span\u003e\n  \u003cspan style=\"background:#e3f2fd; color:#1565c0; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #bbdefb;\"\u003e🚀 Inquiry Today, Ship Today\u003c\/span\u003e\n  \u003cspan style=\"background:#fff3e0; color:#ef6c00; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #ffe0b2;\"\u003e🛡️ Escrow.com Secured Payment\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe L99ASC03GTR is a highly integrated three-phase brushless DC motor driver from STMicroelectronics, designed for automotive and industrial applications. It features a flexible SPI interface, advanced PWM control, and comprehensive protection functions. Housed in a compact 48-TQFP-EP (7x7) package, it offers excellent thermal performance and space savings.\u003c\/p\u003e\u003ch2\u003eDetailed Technical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e5.5V to 18V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current (continuous)\u003c\/td\u003e\n\u003ctd\u003e±1.5A per phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current (peak)\u003c\/td\u003e\n\u003ctd\u003e±3A per phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRDS(on) (high-side + low-side)\u003c\/td\u003e\n\u003ctd\u003e0.5Ω typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePWM Frequency\u003c\/td\u003e\n\u003ctd\u003eUp to 100 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Interface\u003c\/td\u003e\n\u003ctd\u003eSPI (up to 10 MHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +150°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e48-TQFP-EP (7x7 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThree-phase brushless DC motor driver with integrated power MOSFETs\u003c\/li\u003e\n\u003cli\u003eSPI interface for configuration and diagnostics\u003c\/li\u003e\n\u003cli\u003eAdvanced PWM control: sinusoidal, trapezoidal, or field-oriented control (FOC)\u003c\/li\u003e\n\u003cli\u003eComprehensive protection: overcurrent, overtemperature, undervoltage, and cross-conduction\u003c\/li\u003e\n\u003cli\u003eAdjustable slew rate and dead time\u003c\/li\u003e\n\u003cli\u003eLow quiescent current in standby mode\u003c\/li\u003e\n\u003cli\u003eAutomotive qualified (AEC-Q100)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTarget Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAutomotive: Electric power steering (EPS), engine cooling fans, oil pumps, water pumps\u003c\/li\u003e\n\u003cli\u003eIndustrial: 5G base station cooling fans, HVAC blowers, robotic actuators\u003c\/li\u003e\n\u003cli\u003eConsumer: High-end home appliances (e.g., smart washing machines, air conditioner fans)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  Global Supply Chain \u0026amp; Wholesale Solutions\n\u003c\/h2\u003e\n\u003cp\u003eAt Jasin Chip, we provide professional supply chain and wholesale solutions for\n\u003cstrong\u003eL99ASC03GTR\u003c\/strong\u003e. Our core advantages include:\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24\/7 Global Customer Support:\u003c\/strong\u003e Professional team providing instant\n      quotes and technical support worldwide.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIn-stock Inventory, Same-day Shipping:\u003c\/strong\u003e We maintain localized stock;\n      orders confirmed before 4 PM are shipped the same day.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHK-SZ Synergy, Flexible Settlement:\u003c\/strong\u003e Direct global shipping from\n      Shenzhen with support for HK bank transfers and multi-currency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEscrow Secured Transactions:\u003c\/strong\u003e We support Escrow.com for secure\n      transactions, ensuring peace of mind for batch orders.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBOM Kitting \u0026amp; Sampling Services:\u003c\/strong\u003e Specialized sourcing for\n      testing samples and urgent shortage components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  Quality Assurance \u0026amp; Compliance\n\u003c\/h2\u003e\n\u003cp\u003eJasin Chip guarantees that all delivered products are 100% original factory stock\nwith full quality assurance and traceability.\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% Original \u0026amp; Authentic:\u003c\/strong\u003e All components are guaranteed to\n      be authentic with strict quality control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e All electronic components comply with international\n      environmental and safety standards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOriginal Factory Packaging:\u003c\/strong\u003e We maintain original factory packaging\n      and seals to ensure ESD protection and physical integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"margin:50px 0; border:0; border-top:2px dashed #eee;\"\u003e\n\u003ch2\u003e產品概述\u003c\/h2\u003e\u003cp\u003eL99ASC03GTR 是意法半导体推出的一款高度集成的三相无刷直流电机驱动器，适用于汽车和工业应用。它具备灵活的 SPI 接口、先进的 PWM 控制以及全面的保护功能。采用紧凑的 48-TQFP-EP（7x7）封装，提供出色的散热性能和空间节省。\u003c\/p\u003e\u003ch2\u003e詳細技術參數\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003e参数\u003c\/th\u003e\n\u003cth\u003e值\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e电源电压\u003c\/td\u003e\n\u003ctd\u003e5.5V 至 18V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e输出电流（连续）\u003c\/td\u003e\n\u003ctd\u003e每相 ±1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e输出电流（峰值）\u003c\/td\u003e\n\u003ctd\u003e每相 ±3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e导通电阻（高边+低边）\u003c\/td\u003e\n\u003ctd\u003e典型 0.5Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePWM 频率\u003c\/td\u003e\n\u003ctd\u003e最高 100 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e控制接口\u003c\/td\u003e\n\u003ctd\u003eSPI（最高 10 MHz）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e工作温度\u003c\/td\u003e\n\u003ctd\u003e-40°C 至 +150°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e封装\u003c\/td\u003e\n\u003ctd\u003e48-TQFP-EP（7x7 mm）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003e核心特性\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e三相无刷直流电机驱动器，集成功率 MOSFET\u003c\/li\u003e\n\u003cli\u003eSPI 接口用于配置和诊断\u003c\/li\u003e\n\u003cli\u003e高级 PWM 控制：正弦波、梯形波或磁场定向控制（FOC）\u003c\/li\u003e\n\u003cli\u003e全面保护：过流、过温、欠压和交叉导通保护\u003c\/li\u003e\n\u003cli\u003e可调压摆率和死区时间\u003c\/li\u003e\n\u003cli\u003e待机模式下低静态电流\u003c\/li\u003e\n\u003cli\u003e通过汽车级认证（AEC-Q100）\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e典型應用場景\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e汽车：电动助力转向（EPS）、发动机冷却风扇、油泵、水泵\u003c\/li\u003e\n\u003cli\u003e工业：5G 基站冷却风扇、HVAC 鼓风机、机器人执行器\u003c\/li\u003e\n\u003cli\u003e消费类：高端家电（如智能洗衣机、空调风扇）\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  環球供應鏈與批發合作夥伴方案\n\u003c\/h2\u003e\n\u003cp\u003e在 Jasin Chip，我們為 \u003cstrong\u003eL99ASC03GTR\u003c\/strong\u003e 提供全面的供應鏈與批發解決方案。\n我們的核心優勢包括：\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e全天候環球客戶支援：\u003c\/strong\u003e專業團隊為您提供即時報價及技術支援，無需漫長等待。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e現貨庫存，即日發貨：\u003c\/strong\u003e確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e深港聯動，結算靈活：\u003c\/strong\u003e深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEscrow 擔保交易：\u003c\/strong\u003e支援 Escrow.com 平台交易，保障買賣雙方權益，小批量訂單亦可安心在線下單。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBOM 配單與樣板服務：\u003c\/strong\u003e提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  品質保證與合規\n\u003c\/h2\u003e\n\u003cp\u003eJasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% 原廠正貨：\u003c\/strong\u003e承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e符合 RoHS 認證：\u003c\/strong\u003e所有電子元器件均符合國際環保標準及相關安全認證。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e原廠封裝保護：\u003c\/strong\u003e嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size:14px; color:#666;\"\u003e以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。\u003c\/p\u003e\n\n\u003cdiv style=\"margin:25px 0; padding:15px; border:1px solid #eee;\n            border-left:5px solid #2c3e50; background-color:#fcfcfc;\"\u003e\n  \u003cstrong style=\"font-size:16px; color:#2c3e50;\"\u003e🔥 熱門型號推薦 \/ Hot Related Models:\u003c\/strong\u003e\u003cbr\u003e\n  \u003cp style=\"margin-top:10px; color:#666; font-size:14px; line-height:1.8; word-break:break-all;\"\u003e\n    L6229D | STM1061N22WX6F | LDK120M18R | TS3312AQPR | STM1818TWX7F | VN7040AJTR | L6740LTR | LDL1117S18R\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#2c3e50; color:white; padding:35px; text-align:center;\n            border-radius:8px; margin:40px 0;\"\u003e\n  \u003ch3 style=\"margin:0; color:white; font-size:22px;\"\u003e\n    獲取報價或技術手冊 \/ Need Batch Quote or Datasheet?\n  \u003c\/h3\u003e\n  \u003cp style=\"margin:15px 0 25px 0; font-size:15px; color:#bdc3c7;\"\u003e\n    Our team provides competitive wholesale pricing for \u003cstrong\u003eL99ASC03GTR\u003c\/strong\u003e.\n  \u003c\/p\u003e\n  \u003cdiv style=\"display:flex; justify-content:center; gap:15px;\"\u003e\n    \u003ca href=\"https:\/\/wa.me\/85252099691\" target=\"_blank\" rel=\"noopener\" style=\"background:#f39c12; color:white; padding:14px 35px; text-decoration:none;\n              border-radius:5px; font-weight:bold; font-size:16px;\"\u003e\n      立即諮詢 \/ Inquiry Now\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px; color:#7f8c8d; text-align:center; line-height:1.6; margin-top:40px;\"\u003e\n  \u003cstrong\u003eHONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED\u003c\/strong\u003e\u003cbr\u003e\n  Trusted Partner for Automotive, Industrial, and Hard-to-find Components.\u003cbr\u003e\n  WhatsApp: +852 5209 9691 | Email: jason@jasinchip.com.hk\n\u003c\/p\u003e\n","brand":"ST","offers":[{"title":"Default Title","offer_id":51665366778072,"sku":"st-l99asc03gtr-48-tqfp-ep-7x7","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0791\/1446\/9592\/files\/497_7E48TQFP-EP-1.2-7X7_7E_7E48.jpg?v=1778392078","url":"https:\/\/www.jasinchip.com.hk\/ru\/products\/st-l99asc03gtr-48-tqfp-ep-7x7","provider":"HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED","version":"1.0","type":"link"}