BQ771808DPJT TI Battery Protection IC | 8-WSON (3x4) | 2-4S, 3A

Product Overview

The BQ771808DPJT from Texas Instruments is a high-performance battery protection IC designed for 2-4 series Li-ion and Li-polymer cells. It integrates overvoltage, undervoltage, and overcurrent protection with a precision voltage reference. Housed in a compact 8-WSON (3x4) package, it offers a low quiescent current of 1 µA (typical) and supports a maximum continuous current of 3 A. The device is ideal for space-constrained applications requiring reliable battery safety.

Detailed Technical Specifications

Key Features

• Integrated protection for 2-4 series Li-ion/Li-polymer cells
• Precision overvoltage, undervoltage, and overcurrent protection
• Ultra-low quiescent current (1 µA typical)
• Compact 8-WSON package (3x4 mm) for space-constrained designs
• Adjustable protection thresholds via external resistors
• Built-in delay timers for transient immunity
• Active high enable input for system control

Target Applications

• 5G base station backup battery packs
• Automotive dashboard battery monitoring
• Portable medical devices (e.g., infusion pumps)
• Industrial handheld terminals
• Power tools and garden equipment
• Energy storage systems (ESS)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ771808DPJT. 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

BQ771808DPJT 是德州儀器（TI）推出的一款高性能電池保護IC，適用於2-4串鋰離子和鋰聚合物電池。它集成了過壓、欠壓和過流保護功能，並配備精密電壓基準。器件採用緊湊的8-WSON（3x4）封裝，靜態電流低至1 µA（典型值），支持最大3 A連續電流，非常適合空間受限且需要可靠電池安全的應用。

詳細技術參數

核心特性

• 集成2-4串鋰離子/鋰聚合物電池保護
• 精確的過壓、欠壓和過流保護
• 超低靜態電流（典型值1 µA）
• 緊湊的8-WSON封裝（3x4 mm），適合空間受限設計
• 通過外部電阻可調保護閾值
• 內置延時定時器，提高抗瞬態干擾能力
• 高電平使能輸入，便於系統控制

典型應用場景

• 5G基站備用電池組
• 汽車儀表盤電池監控
• 便攜式醫療設備（如輸液泵）
• 工業手持終端
• 電動工具和園林設備
• 儲能系統（ESS）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ771808DPJT 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。
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• 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]