TPS709B345DBVR TI LDO Regulator | SOT-23-5 | 3.45V Output, 150mA

Product Overview

The TPS709B345DBVR from Texas Instruments is a low-dropout (LDO) linear voltage regulator offering a fixed output voltage of 3.45V with a maximum output current of 150mA. Housed in a compact SOT-23-5 package, this device is designed for space-constrained applications requiring low quiescent current and high accuracy. With an ultra-low IQ of 1µA (typical), it is ideal for battery-powered systems where extended battery life is critical. The TPS709B345DBVR also features thermal shutdown and current limit protection, ensuring reliable operation under fault conditions.

Detailed Technical Specifications

Key Features

• Ultra-low quiescent current: 1µA (typical)
• High output voltage accuracy: ±2%
• Low dropout voltage: 300mV at 150mA
• Stable with ceramic output capacitors
• Thermal shutdown and current limit protection
• Enable pin for power sequencing

Target Applications

• Battery-powered IoT devices (e.g., wireless sensors, smart meters)
• Portable medical equipment (e.g., glucose monitors, pulse oximeters)
• Wearable electronics (e.g., smartwatches, fitness trackers)
• 5G base station control circuitry
• Automotive dashboard power supplies
• Industrial sensor modules

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS709B345DBVR. 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

TPS709B345DBVR 是德州儀器 (TI) 推出的低壓差線性穩壓器 (LDO)，提供固定的 3.45V 輸出電壓和最大 150mA 輸出電流。採用緊湊的 SOT-23-5 封裝，適用於空間受限且需要低靜態電流和高精度的應用。典型靜態電流僅 1µA，非常適合需要延長電池壽命的電池供電系統。該器件還具有熱關斷和電流限制保護功能，確保在故障條件下可靠運行。

詳細技術參數

核心特性

• 超低靜態電流：典型值 1µA
• 高輸出電壓精度：±2%
• 低壓差電壓：150mA 時 300mV
• 與陶瓷輸出電容器穩定工作
• 熱關斷和電流限制保護
• 使能引腳用於電源排序

典型應用場景

• 電池供電的物聯網設備（如無線傳感器、智能電表）
• 便攜式醫療設備（如血糖儀、脈搏血氧儀）
• 可穿戴電子產品（如智能手錶、健身追蹤器）
• 5G 基站控制電路
• 汽車儀表板電源
• 工業傳感器模塊

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 TPS709B345DBVR 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。
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• 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]