TPS51123RGER TI Power Management IC | 24-VQFN (4x4) | Dual Synchronous Buck Controller

Product Overview

The TPS51123RGER from Texas Instruments is a dual synchronous buck controller designed for low-power, high-efficiency power supply solutions. It integrates two independent step-down controllers with a wide input voltage range of 4.5V to 28V, making it suitable for a variety of applications including notebook computers, industrial systems, and telecom equipment. The device features adjustable output voltages down to 0.76V with ±1% accuracy, and supports high switching frequencies up to 500kHz to minimize external component size. Housed in a compact 24-pin VQFN (4x4mm) package, the TPS51123RGER offers excellent thermal performance and space savings.

Detailed Technical Specifications

Key Features

• Dual synchronous buck controller with independent enable and soft-start
• Wide input voltage range: 4.5V to 28V
• Adjustable output voltage from 0.76V to 5.5V
• High efficiency up to 95%
• Programmable switching frequency up to 500kHz
• Overcurrent protection (OCP), overvoltage protection (OVP), and thermal shutdown
• Power good (PGOOD) output for each channel
• Small 4x4mm QFN package for space-constrained designs

Target Applications

• Notebook and ultrabook power supplies
• 5G base station power management
• Industrial control systems
• Telecom and networking equipment
• Automotive infotainment and dashboard power
• FPGA and DSP core voltages

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS51123RGER. 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.
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• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

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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

TPS51123RGER 是德州儀器（TI）推出的一款雙通道同步降壓控制器，專為低功耗、高效率電源解決方案設計。它集成了兩個獨立的降壓控制器，輸入電壓範圍為 4.5V 至 28V，適用於筆記本電腦、工業系統和電信設備等多種應用。該器件支持可調輸出電壓低至 0.76V，精度為 ±1%，並支持高達 500kHz 的開關頻率，以減小外部元件尺寸。採用緊湊的 24 引腳 VQFN（4x4mm）封裝，TPS51123RGER 提供出色的熱性能和空間節省。

詳細技術參數

核心特性

• 雙通道同步降壓控制器，獨立使能和軟啟動
• 寬輸入電壓範圍：4.5V 至 28V
• 可調輸出電壓：0.76V 至 5.5V
• 高效率，最高可達 95%
• 可編程開關頻率，最高 500kHz
• 過流保護（OCP）、過壓保護（OVP）和熱關斷
• 每個通道的電源正常（PGOOD）輸出
• 小型 4x4mm QFN 封裝，適合空間受限的設計

典型應用場景

• 筆記本電腦和超極本電源
• 5G 基站電源管理
• 工業控制系統
• 電信和網絡設備
• 汽車信息娛樂和儀表板電源
• FPGA 和 DSP 核心電壓

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 TPS51123RGER 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。
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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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