BQ24157YFFT TI Battery Charger IC | 20-DSBGA | 1.5A, I2C, Power Path

Product Overview

The BQ24157YFFT from Texas Instruments is a highly integrated, single-cell Li-Ion battery charger IC designed for space-constrained portable applications. It features a 1.5A charge current, I2C programmable control, and dynamic power path management (DPPM) that allows the system to operate even with a deeply discharged battery. Housed in a compact 20-pin DSBGA package (0.4mm pitch), it is ideal for wearables, smartphones, and IoT devices.

Detailed Technical Specifications

Key Features

• High efficiency 1.5A charge current with thermal regulation
• I2C programmable charge parameters (current, voltage, termination)
• Dynamic Power Path Management (DPPM) for instant system power
• Integrated NTC thermistor monitoring for battery safety
• Low quiescent current (20µA) in battery-only mode
• Reverse current protection and battery disconnect
• Small footprint 20-DSBGA package

Target Applications

• Smartphones and tablets
• Wearable devices (e.g., smartwatches, fitness bands)
• Portable medical devices (e.g., glucose monitors, pulse oximeters)
• IoT sensors and wireless modules
• Bluetooth headsets and earbuds
• Portable gaming consoles

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ24157YFFT. 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

BQ24157YFFT 是德州儀器 (TI) 推出的一款高度集成的單節鋰離子電池充電管理 IC，專為空間受限的便攜設備設計。它支持 1.5A 充電電流、I2C 可編程控制以及動態電源路徑管理 (DPPM)，即使電池深度放電也能為系統供電。採用緊湊的 20 引腳 DSBGA 封裝 (0.4mm 間距)，非常適合可穿戴設備、智能手機和物聯網設備。

詳細技術參數

核心特性

• 高效率 1.5A 充電電流，帶熱調節
• I2C 可編程充電參數 (電流、電壓、終止)
• 動態電源路徑管理 (DPPM)，實現即時系統供電
• 集成 NTC 熱敏電阻監測，確保電池安全
• 電池模式下靜態電流低至 20µA
• 反向電流保護和電池斷開功能
• 小巧的 20-DSBGA 封裝

典型應用場景

• 智能手機和平板電腦
• 可穿戴設備 (如智能手錶、健身手環)
• 便攜醫療設備 (如血糖儀、脈搏血氧儀)
• 物聯網傳感器和無線模塊
• 藍牙耳機和耳塞
• 便攜遊戲機

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ24157YFFT 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]