UCC3946PW TI Power Supply Controller | 8-TSSOP | 1.8V to 6V Input, 95% Efficiency

Product Overview

The UCC3946PW from Texas Instruments is a high-performance, low-power supply controller designed for portable and battery-powered applications. It integrates a synchronous buck converter with a low-dropout (LDO) regulator, providing two regulated output voltages from a single input supply. The device operates from an input voltage range of 1.8V to 6V and delivers up to 95% efficiency, making it ideal for extending battery life in compact electronic systems.

Detailed Technical Specifications

Key Features

• Integrated synchronous buck converter and LDO regulator
• High efficiency up to 95%
• Low quiescent current of 25 µA
• Wide input voltage range: 1.8V to 6V
• Adjustable buck output voltage
• Fixed LDO output options (1.5V or 1.8V)
• Overcurrent and overtemperature protection
• Small 8-TSSOP package for space-constrained designs

Target Applications

• Portable medical devices (e.g., glucose meters, pulse oximeters)
• Wireless sensor nodes for IoT
• Battery-powered industrial handhelds (e.g., barcode scanners)
• 5G small cell base stations (power management for RF transceivers)
• Automotive dashboard displays (power supply for infotainment systems)
• Wearable electronics (smartwatches, fitness trackers)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for UCC3946PW. 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

UCC3946PW 是德州儀器（TI）推出的一款高性能、低功耗電源控制器，專為便攜式和電池供電應用設計。它集成了一個同步降壓轉換器和一個低壓差（LDO）穩壓器，可從單一輸入電源提供兩個穩壓輸出電壓。該器件在 1.8V 至 6V 的輸入電壓範圍內工作，效率高達 95%，非常適合延長緊湊型電子系統的電池壽命。

詳細技術參數

核心特性

• 集成同步降壓轉換器和 LDO 穩壓器
• 高效率，高達 95%
• 低靜態電流，僅 25 µA
• 寬輸入電壓範圍：1.8V 至 6V
• 可調降壓輸出電壓
• 固定 LDO 輸出選項（1.5V 或 1.8V）
• 過流和過溫保護
• 小型 8-TSSOP 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）
• 物聯網無線傳感器節點
• 電池供電的工業手持設備（如條碼掃描器）
• 5G 小型基站（射頻收發器的電源管理）
• 汽車儀表板顯示器（信息娛樂系統的電源供應）
• 可穿戴電子設備（智能手錶、健身追蹤器）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 UCC3946PW 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]