BQ7790400PWR TI Battery Protection IC | 20-TSSOP | 4-5S Li-Ion, OVP/UVP/OCP

Product Overview

The BQ7790400PWR is a highly integrated, secondary protection IC for 4- to 5-series Li-Ion and Li-Polymer battery packs. Manufactured by Texas Instruments, this device provides overvoltage protection (OVP), undervoltage protection (UVP), and overcurrent protection (OCP) with high accuracy and low power consumption. Packaged in a 20-pin TSSOP, it is ideal for space-constrained applications requiring robust battery safety.

Detailed Technical Specifications

Key Features

• Secondary protection for 4-5S Li-Ion/Li-Polymer
• Precise overvoltage, undervoltage, and overcurrent detection
• Ultra-low power consumption: 5 µA typical
• Small 20-TSSOP package
• Built-in delay timers to prevent false triggers
• Open-drain output for fault indication

Target Applications

• 5G base station backup battery packs
• Electric vehicle (EV) battery management systems
• Portable power tools (e.g., cordless drills)
• Medical devices (e.g., portable ultrasound)
• Industrial IoT sensors with battery backup

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ7790400PWR. 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

BQ7790400PWR 是一款高度集成的二次保護 IC，適用於 4 至 5 串鋰離子和鋰聚合物電池組。由德州儀器製造，該器件提供高精度的過壓保護 (OVP)、欠壓保護 (UVP) 和過流保護 (OCP)，功耗極低。採用 20 引腳 TSSOP 封裝，非常適合空間受限且需要強大電池安全性的應用。

詳細技術參數

核心特性

• 4-5S 鋰離子/鋰聚合物二次保護
• 精確的過壓、欠壓和過流檢測
• 超低功耗：典型值 5 µA
• 小型 20-TSSOP 封裝
• 內置延時定時器，防止誤觸發
• 開漏輸出，用於故障指示

典型應用場景

• 5G 基站備用電池組
• 電動汽車 (EV) 電池管理系統
• 便攜式電動工具（例如無線電鑽）
• 醫療設備（例如便攜式超聲波）
• 帶電池備份的工業物聯網傳感器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ7790400PWR 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]