STC3115AIQT ST Battery Management IC | 10-UFDFN | 2.7V-4.5V, 1% Accuracy

Product Overview

The STC3115AIQT is a high-accuracy battery monitoring IC from STMicroelectronics, designed for portable and embedded applications. It integrates a voltage regulator, current sense amplifier, and coulomb counter to provide precise state-of-charge (SoC) and voltage measurements. Housed in a compact 10-UFDFN package, it operates over a wide supply voltage range of 2.7V to 4.5V, making it ideal for single-cell Li-ion battery packs.

Detailed Technical Specifications

Key Features

• Integrated coulomb counter for accurate SoC tracking
• Low quiescent current (45 µA) extends battery life
• I²C interface for easy communication with host MCU
• Built-in voltage regulator eliminates external LDO
• Programmable alert thresholds for voltage and SoC
• Small footprint suitable for space-constrained designs

Target Applications

• Portable medical devices (e.g., glucose meters, pulse oximeters)
• Wireless sensors and IoT nodes (e.g., temperature/humidity sensors)
• Smart wearables (e.g., fitness trackers, smartwatches)
• 5G base station backup battery monitoring
• Automotive dashboard battery status indicators

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STC3115AIQT. 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

STC3115AIQT 是意法半導體推出的高精度電池監控 IC，專為便攜式和嵌入式應用設計。它集成了穩壓器、電流檢測放大器和庫侖計數器，可提供精確的電量狀態（SoC）和電壓測量。採用緊湊的 10-UFDFN 封裝，工作電源電壓範圍為 2.7V 至 4.5V，非常適合單節鋰離子電池組。

詳細技術參數

核心特性

• 集成庫侖計數器，實現精確的 SoC 追蹤
• 低靜態電流（45 µA）延長電池壽命
• I²C 接口，便於與主機 MCU 通信
• 內置穩壓器，無需外部 LDO
• 可編程警報閾值，用於電壓和 SoC
• 小尺寸封裝，適合空間受限的設計

典型應用場景

• 便攜式醫療設備（如血糖儀、脈搏血氧儀）
• 無線傳感器和 IoT 節點（如溫濕度傳感器）
• 智能可穿戴設備（如健身追蹤器、智能手錶）
• 5G 基站備用電池監控
• 汽車儀表盤電池狀態指示

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STC3115AIQT 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]