TDA7391 ST Audio Amplifier | 11-MULTIWATT | 2x40W, 4 Ohm

Product Overview

The TDA7391 is a dual bridge car radio amplifier manufactured by STMicroelectronics. It is designed for high-quality audio applications in automotive environments, delivering up to 2x40W output power into 4 Ohm loads. The device is housed in the 11-MULTIWATT package, which provides excellent thermal performance and compact footprint.

Detailed Technical Specifications

Key Features

• Dual bridge configuration for stereo output
• High output power with low distortion
• Standby and mute functions
• Short-circuit and thermal protection
• Low external component count
• Designed for automotive electrical environment

Target Applications

The TDA7391 is ideal for car radio systems, including head units, amplifiers, and multimedia systems. Specific examples include aftermarket car audio amplifiers, OEM infotainment systems, and dashboard audio modules. It can also be used in portable audio systems requiring high power output.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TDA7391. 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

TDA7391 是意法半導體（STMicroelectronics）生產的雙橋汽車收音機放大器，專為汽車環境中的高品質音頻應用而設計，在4歐姆負載下可提供高達2x40W的輸出功率。該器件採用11-MULTIWATT封裝，具有出色的熱性能和緊湊的尺寸。

詳細技術參數

核心特性

• 雙橋配置，支持立體聲輸出
• 高輸出功率，低失真
• 待機和靜音功能
• 短路和熱保護
• 外部元件數量少
• 專為汽車電氣環境設計

典型應用場景

TDA7391 非常適合汽車收音機系統，包括主機、放大器和多媒體系統。具體應用包括後裝汽車音頻放大器、原廠信息娛樂系統和儀表板音頻模塊。它也可用於需要高功率輸出的便攜式音頻系統。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 TDA7391 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]