TPS62742DSSR TI Step-Down Converter | 12-WSON（2X3） | 300mA, 1.2V-5.5V

Product Overview

The TPS62742DSSR from Texas Instruments is a high-efficiency step-down (buck) DC-DC converter designed for ultra-low power applications. It operates from an input voltage range of 1.2V to 5.5V and delivers up to 300mA output current. The device features a proprietary topology that achieves high efficiency across the entire load range, making it ideal for battery-powered and energy-harvesting systems. Packaged in a compact 12-WSON (2x3mm) package, it saves board space while providing excellent thermal performance.

Detailed Technical Specifications

Key Features

• Ultra-low quiescent current: 360nA typical
• High efficiency: up to 95%
• Wide input voltage range: 1.2V to 5.5V
• Selectable output voltage via VSEL pin
• Power-save mode for light load efficiency
• Short-circuit and over-temperature protection
• Small 12-WSON package (2x3mm)

Target Applications

• Wearable devices (smartwatches, fitness trackers)
• IoT sensors and wireless nodes
• Portable medical devices (glucose monitors, hearing aids)
• Energy harvesting systems
• Battery-powered equipment (remote controls, smart locks)
• 5G base station auxiliary power
• Automotive dashboard displays

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS62742DSSR. 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

TPS62742DSSR 是德州儀器（TI）推出的一款高效降壓型 DC-DC 轉換器，專為超低功耗應用設計。其輸入電壓範圍為 1.2V 至 5.5V，可提供高達 300mA 的輸出電流。該器件採用專有拓撲結構，在整個負載範圍內實現高效率，非常適合電池供電和能量採集系統。採用緊湊的 12-WSON（2x3mm）封裝，節省電路板空間同時提供優異的熱性能。

詳細技術參數

核心特性

• 超低靜態電流：典型值 360nA
• 高效率：最高 95%
• 寬輸入電壓範圍：1.2V 至 5.5V
• 通過 VSEL 引腳選擇輸出電壓
• 輕載高效節能模式
• 短路和過溫保護
• 小型 12-WSON 封裝（2x3mm）

典型應用場景

• 可穿戴設備（智能手錶、健身追蹤器）
• 物聯網傳感器和無線節點
• 便攜式醫療設備（血糖儀、助聽器）
• 能量採集系統
• 電池供電設備（遙控器、智能鎖）
• 5G 基站輔助電源
• 汽車儀表盤顯示

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 TPS62742DSSR 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]