STBB2J29-R ST Power Management IC | 20-倒装芯片（2.1x1.8） | 2.9A Output, 2.7V-5.5V Input

Product Overview

The STBB2J29-R is a high-efficiency, step-down switching regulator from STMicroelectronics, designed for compact power management solutions. Housed in a 20-pin flip-chip package measuring 2.1x1.8 mm, this device delivers up to 2.9A output current from an input voltage range of 2.7V to 5.5V. Its advanced architecture ensures low quiescent current and high efficiency across load conditions, making it ideal for battery-powered and space-constrained applications.

Detailed Technical Specifications

Key Features

• High efficiency up to 95% for extended battery life
• Low quiescent current of 25 µA for standby operation
• 2.4 MHz switching frequency enables small external components
• Integrated overcurrent, overvoltage, and thermal shutdown protection
• Compact flip-chip package for space-constrained designs

Target Applications

• 5G base station power management modules
• Automotive dashboard displays and infotainment systems
• Portable medical devices like glucose meters
• IoT sensors and wearable electronics
• Industrial handheld terminals

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STBB2J29-R. 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

STBB2J29-R 是意法半导体推出的一款高效降压开关稳压器，专为紧凑型电源管理解决方案设计。该器件采用 2.1x1.8 mm 的 20 引脚倒装芯片封装，可在 2.7V 至 5.5V 的输入电压范围内提供高达 2.9A 的输出电流。其先进架构确保在各种负载条件下实现低静态电流和高效率，非常适合电池供电和空间受限的应用。

詳細技術參數

核心特性

• 高達 95% 的效率，延長電池壽命
• 25 µA 低靜態電流，適合待機模式
• 2.4 MHz 開關頻率，減小外部元件尺寸
• 集成過流、過壓和過溫保護
• 緊湊的倒裝芯片封裝，節省空間

典型應用場景

• 5G 基站電源管理模塊
• 汽車儀表盤顯示和信息娛樂系統
• 便攜式醫療設備，如血糖儀
• 物聯網傳感器和可穿戴電子設備
• 工業手持終端

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STBB2J29-R 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]