STA381BWTR ST Audio Amplifier | 48-VQFN（7X7） | 2.1-Channel, Digital Input

Product Overview

The STA381BWTR is a high-performance digital audio system-on-chip (SoC) from STMicroelectronics, designed for 2.1-channel soundbar and subwoofer applications. It integrates a digital audio processor, a 2.1-channel Class-D amplifier, and a power management unit in a compact 48-VQFN (7x7 mm) package. The device supports multiple digital audio interfaces (I2S, TDM) and provides up to 20W per channel into 8Ω loads, making it ideal for home audio, TV soundbars, and wireless speakers.

Detailed Technical Specifications

Key Features

• Integrated 2.1-channel Class-D amplifier with low EMI
• Digital audio processing with 32-bit DSP
• Multiple protection features: OCP, OVP, OTP, UVLO
• I2C control interface for configuration
• Low standby power consumption

Target Applications

• TV soundbars (e.g., Samsung HW-Q600A)
• Wireless speakers (e.g., Sonos One)
• Home theater systems (e.g., LG SP8YA)
• Active subwoofers (e.g., Polk PSW10)
• Multimedia speakers (e.g., Logitech Z623)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STA381BWTR. 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

STA381BWTR 是意法半導體推出的高性能數字音頻系統級芯片（SoC），專為2.1聲道條形音箱和低音炮應用設計。它集成了數字音頻處理器、2.1聲道D類放大器和電源管理單元，採用緊湊的48-VQFN（7x7 mm）封裝。該器件支持多種數字音頻接口（I2S、TDM），在8Ω負載下每通道可提供高達20W功率，非常適合家庭音頻、電視條形音箱和無線音箱。

詳細技術參數

核心特性

• 集成2.1聲道D類放大器，低EMI
• 32位DSP數字音頻處理
• 多重保護功能：OCP、OVP、OTP、UVLO
• I2C控制接口用於配置
• 低待機功耗

典型應用場景

• 電視條形音箱（例如三星HW-Q600A）
• 無線音箱（例如Sonos One）
• 家庭影院系統（例如LG SP8YA）
• 有源低音炮（例如Polk PSW10）
• 多媒體音箱（例如Logitech Z623）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STA381BWTR 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]