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BQ78412DDWT TI Battery Management IC | 44-HTSSOP | Multi-Chemistry, SBS 1.1

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STM32F103C8T6NE555PLM358DRESP32-WROOM-32TL431AIDBZRAMS1117-3.3LM7805MAX3232CSEPC817CTPS5430DDAR STM32F103C8T6NE555PLM358DRESP32-WROOM-32TL431AIDBZRAMS1117-3.3LM7805MAX3232CSEPC817CTPS5430DDAR
1N40072N2222IRFZ44NFGA25N120S8050M7(1N4007)SS14TIP122AO3400IKW40N120H3 1N40072N2222IRFZ44NFGA25N120S8050M7(1N4007)SS14TIP122AO3400IKW40N120H3
ATMEGA328P-AUESP8266-12ELM2596S-ADJBC547BIRLZ44NMCP2515-I/STSN65HVD230AD8232L293DTDA7297 ATMEGA328P-AUESP8266-12ELM2596S-ADJBC547BIRLZ44NMCP2515-I/STSN65HVD230AD8232L293DTDA7297
产品描述
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Product Overview

The BQ78412DDWT is a highly integrated battery management IC from Texas Instruments, designed for multi-chemistry battery packs. It supports SBS 1.1 compliant data communication and provides accurate monitoring of voltage, current, temperature, and charge/discharge cycles. Housed in a 44-pin HTSSOP package, it is ideal for space-constrained applications requiring precise battery management.

Detailed Technical Specifications

Parameter Value
Chemistry Support Li-Ion, Li-Polymer, NiMH, NiCd, Lead Acid
Communication Interface SMBus v1.1 (SBS 1.1)
Voltage Measurement Range 0 to 5 V per cell (up to 4 cells)
Current Measurement Range ±64 mV sense resistor (programmable gain)
Temperature Measurement Internal and external thermistor
Operating Temperature -40°C to +85°C
Package 44-HTSSOP
Supply Voltage 4.5 V to 26 V
Accuracy ±1% voltage, ±2% current (typical)

Key Features

  • Multi-chemistry support for flexible battery pack design
  • SBS 1.1 compliant for standard battery data reporting
  • Integrated Coulomb counter for accurate state-of-charge
  • Programmable alarm and protection features
  • Low power consumption for extended battery life
  • Compact 44-HTSSOP package for space-saving designs

Target Applications

  • 5G base station backup batteries
  • Automotive dashboard battery monitoring
  • Medical portable equipment
  • Industrial handheld terminals
  • Energy storage systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ78412DDWT. 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

BQ78412DDWT 是德州儀器推出的一款高度集成的電池管理 IC,支持多種化學成分的電池組。它符合 SBS 1.1 標準的數據通信協議,能夠精確監測電壓、電流、溫度以及充放電次數。採用 44 引腳 HTSSOP 封裝,適用於對空間有嚴格要求的精密電池管理應用。

詳細技術參數

參數 數值
支持的電池化學成分 鋰離子、鋰聚合物、鎳氫、鎳鎘、鉛酸
通信接口 SMBus v1.1 (SBS 1.1)
電壓測量範圍 每節電池 0 至 5 V(最多 4 節)
電流測量範圍 ±64 mV 檢測電阻(可編程增益)
溫度測量 內部和外部熱敏電阻
工作溫度 -40°C 至 +85°C
封裝 44-HTSSOP
供電電壓 4.5 V 至 26 V
精度 電壓 ±1%,電流 ±2%(典型值)

核心特性

  • 支持多種化學成分,靈活設計電池組
  • 符合 SBS 1.1 標準,實現標準化電池數據報告
  • 集成庫侖計數器,精確計算電量狀態
  • 可編程報警和保護功能
  • 低功耗設計,延長電池續航
  • 緊湊的 44-HTSSOP 封裝,節省空間

典型應用場景

  • 5G 基站備用電池
  • 汽車儀表盤電池監控
  • 醫療便攜設備
  • 工業手持終端
  • 儲能系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip,我們為 BQ78412DDWT 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。

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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。
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  • 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。

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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]

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