BQ2057CTSTR TI Battery Charger IC | 8-TSSOP | Li-Ion, 4.1V

Product Overview

The BQ2057CTSTR from Texas Instruments is a highly integrated, single-cell Li-Ion battery charger IC designed for space-constrained applications. It operates with a constant-current/constant-voltage (CC/CV) charging algorithm, providing accurate voltage regulation at 4.1V. The device is available in a compact 8-TSSOP package, making it ideal for portable electronics.

Detailed Technical Specifications

Key Features

• Precision voltage regulation at 4.1V
• Programmable charge current up to 2A
• Thermal regulation for safe operation
• Low dropout voltage (200mV at 1A)
• Automatic recharge and charge termination
• Reverse leakage protection prevents battery discharge
• Compact 8-TSSOP package

Target Applications

• 5G base station backup battery charging
• Automotive dashboard display power management
• Portable medical devices (e.g., glucose meters)
• Industrial handheld terminals
• Consumer electronics (smartphones, tablets)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ2057CTSTR. 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

BQ2057CTSTR 是德州儀器推出的一款高度集成的單節鋰離子電池充電管理 IC，採用恆流/恆壓（CC/CV）充電算法，提供精確的 4.1V 電壓調節。器件採用緊湊的 8-TSSOP 封裝，非常適合空間受限的便攜式電子產品。

詳細技術參數

核心特性

• 精確的 4.1V 電壓調節
• 可編程充電電流，最高 2A
• 熱調節確保安全運行
• 低壓差（1A 時 200mV）
• 自動再充電和充電終止
• 反向漏電保護防止電池放電
• 緊湊的 8-TSSOP 封裝

典型應用場景

• 5G 基站備用電池充電
• 汽車儀表板顯示電源管理
• 便攜式醫療設備（如血糖儀）
• 工業手持終端
• 消費電子（智能手機、平板電腦）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ2057CTSTR 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]