LP3981ILD-2.5/NOPB TI LDO Regulator | 6-WSON(3x4) | 2.5V Fixed Output, 300mA

Product Overview

The LP3981ILD-2.5/NOPB is a high-performance, low-dropout (LDO) linear voltage regulator from Texas Instruments (TI). It provides a fixed output voltage of 2.5V with a maximum output current of 300mA. Housed in a compact 6-WSON (3x4) package, this device is designed for space-constrained applications requiring low noise, high PSRR, and fast transient response. The LP3981 is ideal for powering sensitive analog and digital circuits in portable and industrial equipment.

Detailed Technical Specifications

Key Features

• Low dropout voltage: 120mV at 300mA
• High PSRR: 60dB at 1kHz
• Low output noise: 30µVrms
• Low quiescent current: 85µA
• Stable with ceramic capacitors
• Thermal shutdown and current limit protection
• Enable pin for power sequencing

Target Applications

• 5G base station power management (e.g., RF transceiver supply)
• Automotive dashboard displays (e.g., infotainment system)
• Portable medical devices (e.g., glucose meter)
• Industrial sensors (e.g., pressure transmitter)
• Battery-powered IoT modules (e.g., smart thermostat)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP3981ILD-2.5/NOPB. 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

LP3981ILD-2.5/NOPB 是德州儀器（TI）的一款高性能低壓差線性穩壓器（LDO）。它提供固定的2.5V輸出電壓，最大輸出電流為300mA。採用緊湊的6-WSON（3x4）封裝，專為需要低噪聲、高PSRR和快速瞬態響應的空間受限應用而設計。LP3981 非常適合為可攜式和工業設備中的敏感類比和數位電路供電。

詳細技術參數

核心特性

• 低壓差：300mA時典型值120mV
• 高PSRR：1kHz時60dB
• 低輸出噪聲：30µVrms
• 低靜態電流：85µA
• 可與陶瓷電容穩定工作
• 熱關斷和限流保護
• 使能引腳用於電源排序

典型應用場景

• 5G基站電源管理（例如射頻收發器供電）
• 汽車儀表板顯示（例如資訊娛樂系統）
• 可攜式醫療設備（例如血糖儀）
• 工業感測器（例如壓力變送器）
• 電池供電的IoT模組（例如智慧恆溫器）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP3981ILD-2.5/NOPB 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]