{"product_id":"st-lf247dt-14-so","title":"LF247DT ST Operational Amplifier | 14-SO | 4.5V-30V, 1.3MHz","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 LF247DT from STMicroelectronics is a quad low-power JFET-input operational amplifier in a 14-SO package. It offers high input impedance, low input bias current, and low supply current, making it ideal for battery-powered and precision applications. The device operates from a single or dual supply voltage ranging from ±4.5V to ±15V (or 9V to 30V single supply). With a gain bandwidth product of 1.3 MHz and a slew rate of 1.6 V\/µs, it provides adequate performance for general-purpose signal conditioning.\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 (Single)\u003c\/td\u003e\n\u003ctd\u003e9V to 30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage (Dual)\u003c\/td\u003e\n\u003ctd\u003e±4.5V to ±15V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Offset Voltage (max)\u003c\/td\u003e\n\u003ctd\u003e3 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Bias Current (max)\u003c\/td\u003e\n\u003ctd\u003e50 pA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Offset Current (max)\u003c\/td\u003e\n\u003ctd\u003e25 pA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGain Bandwidth Product\u003c\/td\u003e\n\u003ctd\u003e1.3 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Rate\u003c\/td\u003e\n\u003ctd\u003e1.6 V\/µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Current (per amp, typ)\u003c\/td\u003e\n\u003ctd\u003e200 µA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Short Circuit Current\u003c\/td\u003e\n\u003ctd\u003e25 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40°C to +105°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLow power consumption: 200 µA per amplifier\u003c\/li\u003e\n\u003cli\u003eHigh input impedance: 10^12 Ω\u003c\/li\u003e\n\u003cli\u003eLow input bias current: 50 pA max\u003c\/li\u003e\n\u003cli\u003eWide supply voltage range: 9V to 30V single supply\u003c\/li\u003e\n\u003cli\u003eJFET input stage for low noise\u003c\/li\u003e\n\u003cli\u003eInternal frequency compensation\u003c\/li\u003e\n\u003cli\u003eLatch-up free operation\u003c\/li\u003e\n\u003cli\u003e14-SO package for compact designs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTarget Applications\u003c\/h2\u003e\u003cp\u003eThe LF247DT is suitable for a variety of applications including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBattery-powered instrumentation (e.g., portable data loggers)\u003c\/li\u003e\n\u003cli\u003eActive filters (e.g., anti-aliasing filters in ADC drivers)\u003c\/li\u003e\n\u003cli\u003eSample-and-hold circuits\u003c\/li\u003e\n\u003cli\u003eIndustrial sensors (e.g., pressure transmitters)\u003c\/li\u003e\n\u003cli\u003eAudio preamplifiers (e.g., microphone preamps)\u003c\/li\u003e\n\u003cli\u003eAutomotive electronics (e.g., engine control unit signal conditioning)\u003c\/li\u003e\n\u003cli\u003eMedical devices (e.g., ECG amplifiers)\u003c\/li\u003e\n\u003cli\u003e5G base station power management (e.g., current sensing)\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\u003eLF247DT\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\u003eLF247DT 是意法半導體（STMicroelectronics）推出的一款四路低功耗 JFET 輸入運算放大器，採用 14-SO 封裝。它具有高輸入阻抗、低輸入偏置電流和低電源電流，非常適合電池供電和精密應用。該器件可在 ±4.5V 至 ±15V 的雙電源或 9V 至 30V 的單電源下工作。增益帶寬積為 1.3 MHz，壓擺率為 1.6 V\/µs，可滿足通用信號調理的需求。\u003c\/p\u003e\u003ch2\u003e詳細技術參數\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003e參數\u003c\/th\u003e\n\u003cth\u003e數值\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e電源電壓（單電源）\u003c\/td\u003e\n\u003ctd\u003e9V 至 30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e電源電壓（雙電源）\u003c\/td\u003e\n\u003ctd\u003e±4.5V 至 ±15V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e輸入失調電壓（最大值）\u003c\/td\u003e\n\u003ctd\u003e3 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e輸入偏置電流（最大值）\u003c\/td\u003e\n\u003ctd\u003e50 pA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e輸入失調電流（最大值）\u003c\/td\u003e\n\u003ctd\u003e25 pA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e增益帶寬積\u003c\/td\u003e\n\u003ctd\u003e1.3 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e壓擺率\u003c\/td\u003e\n\u003ctd\u003e1.6 V\/µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e每路電源電流（典型值）\u003c\/td\u003e\n\u003ctd\u003e200 µA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e輸出短路電流\u003c\/td\u003e\n\u003ctd\u003e25 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e工作溫度範圍\u003c\/td\u003e\n\u003ctd\u003e-40°C 至 +105°C\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低功耗：每路放大器 200 µA\u003c\/li\u003e\n\u003cli\u003e高輸入阻抗：10^12 Ω\u003c\/li\u003e\n\u003cli\u003e低輸入偏置電流：最大 50 pA\u003c\/li\u003e\n\u003cli\u003e寬電源電壓範圍：單電源 9V 至 30V\u003c\/li\u003e\n\u003cli\u003eJFET 輸入級，低噪聲\u003c\/li\u003e\n\u003cli\u003e內部頻率補償\u003c\/li\u003e\n\u003cli\u003e無閂鎖效應\u003c\/li\u003e\n\u003cli\u003e14-SO 封裝，節省空間\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e典型應用場景\u003c\/h2\u003e\u003cp\u003eLF247DT 適用於多種應用，包括：\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e電池供電儀器（例如便攜式數據記錄儀）\u003c\/li\u003e\n\u003cli\u003e有源濾波器（例如 ADC 驅動器中的抗混疊濾波器）\u003c\/li\u003e\n\u003cli\u003e採樣保持電路\u003c\/li\u003e\n\u003cli\u003e工業傳感器（例如壓力變送器）\u003c\/li\u003e\n\u003cli\u003e音頻前置放大器（例如麥克風前置放大器）\u003c\/li\u003e\n\u003cli\u003e汽車電子（例如發動機控制單元信號調理）\u003c\/li\u003e\n\u003cli\u003e醫療設備（例如心電圖放大器）\u003c\/li\u003e\n\u003cli\u003e5G 基站電源管理（例如電流檢測）\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\u003eLF247DT\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    STM32F301R6T6 | TSV774IPT | LM258WYPT | STM8L151C6T3 | TL064ACDT | LMV358IYPT | TSV782IYST | STM32U5A5AJH6Q\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\u003eLF247DT\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":51667722731736,"sku":"st-lf247dt-14-so","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0791\/1446\/9592\/files\/MFG_497_7E14SOIC-3.9_7E_7E14_569c67d3-fc52-4288-884c-b462144747a5.jpg?v=1778496249","url":"https:\/\/www.jasinchip.com.hk\/products\/st-lf247dt-14-so","provider":"HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED","version":"1.0","type":"link"}