LF347D ST Operational Amplifier | 14-SO | 4MHz GBW, 13V/µs Slew Rate

Product Overview

The LF347D is a high-speed JFET-input quad operational amplifier from STMicroelectronics, housed in a 14-SO package. It offers a wide common-mode and differential voltage range, low input bias and offset currents, and low total harmonic distortion. The device is designed for applications requiring high input impedance, low noise, and high slew rate.

Detailed Technical Specifications

Key Features

• High slew rate: 13 V/µs
• Gain bandwidth product: 4 MHz
• Low input bias current: 50 pA
• Low input offset voltage: 3 mV max
• Low total harmonic distortion: 0.02%
• Wide common-mode input voltage range
• Output short-circuit protection
• No latch-up

Target Applications

The LF347D is ideal for high-fidelity audio preamplifiers, active filters, sample-and-hold circuits, and data acquisition systems. Specific examples include 5G base station signal conditioning, automotive dashboard instrumentation, industrial process control, and medical equipment such as ECG amplifiers.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LF347D. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

LF347D是意法半导体推出的一款高速JFET输入四运算放大器，采用14-SO封装。它具有宽共模和差模电压范围、低输入偏置和失调电流以及低总谐波失真。该器件适用于需要高输入阻抗、低噪声和高转换速率的应用。

詳細技術參數

核心特性

• 高转换速率：13 V/µs
• 增益带宽积：4 MHz
• 低输入偏置电流：50 pA
• 低输入失调电压：3 mV 最大
• 低总谐波失真：0.02%
• 宽共模输入电压范围
• 输出短路保护
• 无闩锁效应

典型應用場景

LF347D非常适合高保真音频前置放大器、有源滤波器、采样保持电路和数据采集系统。具体应用包括5G基站信号调理、汽车仪表盘仪表、工业过程控制以及医疗设备如心电图放大器。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LF347D 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
• 現貨庫存，即日發貨：確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。
• 深港聯動，結算靈活：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。
• Escrow 擔保交易：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。
• BOM 配單與樣板服務：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。

品質保證與合規

Jasin 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。

• 100% 原廠正貨：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。
• 符合 RoHS 認證：所有電子元器件均符合國際環保標準及相關安全認證。
• 原廠封裝保護：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。

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。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]