BQ24045DSQR TI Battery Charger IC | 10-WSON (2x2) | 1A, Li-Ion

Product Overview

The BQ24045DSQR from Texas Instruments is a highly integrated, single-cell Li-Ion and Li-Pol battery charger IC designed for space-constrained portable applications. Housed in a compact 10-WSON (2x2 mm) package, it delivers up to 1A charge current with high accuracy. The device features a power-path management architecture that allows the system to be powered directly from the input source while simultaneously charging the battery, reducing battery cycling and enabling instant-on operation. With integrated reverse current protection, thermal regulation, and programmable charge parameters, the BQ24045DSQR simplifies design and enhances reliability in a wide range of battery-powered devices.

Detailed Technical Specifications

Key Features

• Integrated power-path management with NVDC architecture
• Programmable charge current up to 1 A
• ±1% battery regulation voltage accuracy
• Thermal regulation and protection
• Reverse current blocking
• Charge status outputs (CHG, PG)
• Low dropout voltage (150 mV at 1 A)
• Small 10-WSON (2x2 mm) package

Target Applications

• Smartphones and tablets
• Portable medical devices (e.g., glucose meters, pulse oximeters)
• Wearable electronics (e.g., smartwatches, fitness trackers)
• Bluetooth headsets and earbuds
• Industrial handheld terminals
• IoT sensors and modules

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ24045DSQR. 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

BQ24045DSQR 是德州儀器（TI）推出的一款高度集成的單節鋰離子/鋰聚合物電池充電管理 IC，專為空間受限的便攜式應用設計。採用緊湊的 10-WSON（2x2 mm）封裝，可提供高達 1A 的充電電流，精度高。該器件具有電源路徑管理架構，允許系統直接由輸入源供電，同時對電池充電，減少電池循環次數並支持即時開機。集成反向電流保護、熱調節和可編程充電參數，BQ24045DSQR 簡化了設計並增強了各種電池供電設備的可靠性。

詳細技術參數

核心特性

• 集成電源路徑管理，採用 NVDC 架構
• 可編程充電電流，最高 1 A
• ±1% 電池穩壓電壓精度
• 熱調節和保護
• 反向電流阻斷
• 充電狀態輸出（CHG、PG）
• 低壓差電壓（1 A 時 150 mV）
• 小型 10-WSON（2x2 mm）封裝

典型應用場景

• 智能手機和平板電腦
• 便攜式醫療設備（如血糖儀、脈搏血氧儀）
• 可穿戴電子設備（如智能手錶、健身追蹤器）
• 藍牙耳機和耳塞
• 工業手持終端
• 物聯網傳感器和模塊

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ24045DSQR 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]