STBB2J30-R ST Power Management IC | 20-倒装芯片（2.1x1.8） | 2.3V-5.5V Input, 3A Output

Product Overview

The STBB2J30-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 (2.1x1.8 mm), it delivers up to 3A output current with an input voltage range of 2.3V to 5.5V. This device integrates synchronous rectification and features a fixed 3.0 MHz switching frequency, enabling small external components and minimal PCB footprint. Ideal for battery-powered and space-constrained applications, the STBB2J30-R offers excellent load and line regulation, with typical efficiency exceeding 90%.

Detailed Technical Specifications

Key Features

• High efficiency synchronous step-down converter
• 3A continuous output current
• Wide input voltage range: 2.3V to 5.5V
• Fixed 3.0 MHz switching frequency for small external components
• Low quiescent current: 25 µA
• Integrated overcurrent, overvoltage, and thermal protection
• Compact flip-chip package: 2.1x1.8 mm
• Adjustable output voltage from 0.8V

Target Applications

• 5G base station power management modules
• Automotive dashboard and infotainment systems
• Portable battery-powered devices (e.g., smartphones, tablets)
• Industrial sensors and IoT modules
• Networking equipment (routers, switches)
• Medical devices (e.g., portable monitors)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STBB2J30-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

STBB2J30-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。采用 20 引脚倒装芯片封装（2.1x1.8 mm），在 2.3V 至 5.5V 输入电压范围内可提供高达 3A 的输出电流。该器件集成了同步整流功能，并具有固定的 3.0 MHz 开关频率，从而可使用小型外部元件并减小 PCB 面积。STBB2J30-R 非常适合电池供电和空间受限的应用，具有出色的负载和线性调节能力，典型效率超过 90%。

詳細技術參數

核心特性

• 高效同步降压转换器
• 3A 连续输出电流
• 宽输入电压范围：2.3V 至 5.5V
• 固定 3.0 MHz 开关频率，支持小型外部元件
• 低静态电流：25 µA
• 集成过流、过压和热保护
• 紧凑型倒装芯片封装：2.1x1.8 mm
• 可调输出电压，最低 0.8V

典型應用場景

• 5G 基站电源管理模块
• 汽车仪表盘和车载信息娱乐系统
• 便携式电池供电设备（如智能手机、平板电脑）
• 工业传感器和物联网模块
• 网络设备（路由器、交换机）
• 医疗设备（如便携式监护仪）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STBB2J30-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]