LF347DT ST Operational Amplifier | 14-SO | 4MHz GBW, 13V/µs Slew Rate

Product Overview

The LF347DT is a high-speed JFET-input quad operational amplifier from STMicroelectronics, housed in a 14-SO package. It offers a wide gain bandwidth of 4 MHz and a high slew rate of 13 V/µs, making it suitable for audio processing, active filters, and data acquisition systems. The device operates from a single or dual power supply ranging from ±5 V to ±15 V, with low input bias current and low input offset voltage.

Detailed Technical Specifications

Key Features

• High slew rate: 13 V/µs
• Wide gain bandwidth: 4 MHz
• Low input bias current: 50 pA
• Low input offset voltage: 3 mV max
• Low total harmonic distortion: 0.02%
• ESD protection: 2 kV HBM
• RoHS compliant

Target Applications

• Audio preamplifiers and mixers
• Active filters (low-pass, high-pass, band-pass)
• Data acquisition systems
• Signal conditioning for sensors
• 5G base station control loops
• Automotive dashboard instrumentation
• Industrial process control

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LF347DT. 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

LF347DT 是意法半導體推出的一款高速 JFET 輸入四運算放大器，採用 14-SO 封裝。它具有 4 MHz 的增益帶寬和 13 V/µs 的高壓擺率，適用於音頻處理、有源濾波器和數據採集系統。該器件可在 ±5 V 至 ±15 V 的單電源或雙電源下工作，具有低輸入偏置電流和低輸入失調電壓。

詳細技術參數

核心特性

• 高壓擺率：13 V/µs
• 寬增益帶寬：4 MHz
• 低輸入偏置電流：50 pA
• 低輸入失調電壓：3 mV 最大值
• 低總諧波失真：0.02%
• ESD 保護：2 kV HBM
• 符合 RoHS 標準

典型應用場景

• 音頻前置放大器和混音器
• 有源濾波器（低通、高通、帶通）
• 數據採集系統
• 傳感器信號調理
• 5G 基站控制迴路
• 汽車儀表盤儀表
• 工業過程控制

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LF347DT 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]