BQ25820RRVR TI Battery Charger IC | 36-VQFN (5x6) | I2C, 1-4 Cell Li-Ion

Product Overview

The BQ25820RRVR from Texas Instruments is a highly integrated, 1-4 cell Li-Ion and Li-Polymer battery charger IC designed for space-constrained applications. It supports a wide input voltage range from 3.9V to 14V and delivers up to 5A charge current. The device features I2C programmable parameters, including charge current, termination current, and input current limit. Its 36-VQFN (5x6) package enables compact PCB designs.

Detailed Technical Specifications

Key Features

• High efficiency 1.5MHz synchronous buck charger
• Integrated power FETs for up to 5A charge current
• I2C programmable for flexible system optimization
• Narrow VDC (NVDC) power path management
• Battery temperature sensing and protection
• Low quiescent current in ship mode
• Safety features: thermal regulation, overvoltage protection, and timer

Target Applications

• 5G base station backup battery chargers
• Portable medical devices (e.g., patient monitors)
• Industrial handheld terminals (e.g., barcode scanners)
• Smart home hubs and IoT gateways
• Power banks and portable speakers

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ25820RRVR. 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

BQ25820RRVR 是德州儀器（TI）推出的一款高度集成的 1-4 節鋰離子/鋰聚合物電池充電管理 IC，專為空間受限的應用設計。它支持 3.9V 至 14V 的寬輸入電壓範圍，並可提供高達 5A 的充電電流。該器件具有 I2C 可編程參數，包括充電電流、終止電流和輸入電流限制。其 36-VQFN（5x6）封裝有助於實現緊湊的 PCB 設計。

詳細技術參數

核心特性

• 高效率 1.5MHz 同步降壓充電器
• 集成功率 FET，支持高達 5A 充電電流
• I2C 可編程，便於系統優化
• 窄電壓直流（NVDC）電源路徑管理
• 電池溫度檢測和保護
• 休眠模式下靜態電流極低
• 安全特性：熱調節、過壓保護和定時器

典型應用場景

• 5G 基站備用電池充電器
• 便攜式醫療設備（例如病人監護儀）
• 工業手持終端（例如條碼掃描器）
• 智能家居中樞和物聯網網關
• 移動電源和便攜式音箱

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ25820RRVR 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]