LM2940S-8.0/NOPB TI LDO Regulator | TO-263 | 8.0V Output, 1A Current

Product Overview

The LM2940S-8.0/NOPB from Texas Instruments is a low dropout (LDO) voltage regulator designed to deliver a fixed 8.0V output with a maximum output current of 1A. Housed in a TO-263 (DDPAK-3) package, this device offers excellent line and load regulation, making it suitable for a wide range of applications requiring a stable and efficient power supply. The LM2940 series is known for its low dropout voltage (typically 0.5V at full load) and low quiescent current, which enhances system efficiency in battery-powered and portable devices.

Detailed Technical Specifications

Key Features

• Fixed 8.0V output voltage with ±5% accuracy
• Low dropout voltage: 0.5V typical at 1A load
• Output current up to 1A
• Low quiescent current: 15 mA typical
• Wide input voltage range: up to 26V
• Excellent line and load regulation
• Built-in thermal shutdown and current limit protection
• Available in TO-263 (DDPAK-3) package for efficient heat dissipation

Target Applications

The LM2940S-8.0/NOPB is ideal for applications requiring a stable 8.0V supply. Specific examples include:

• 5G base station power management modules
• Automotive dashboard displays and infotainment systems
• Industrial control systems and PLCs
• Battery-powered equipment (e.g., portable medical devices)
• Post-regulation for switching power supplies

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM2940S-8.0/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

LM2940S-8.0/NOPB 是德州儀器（TI）推出的一款低壓差（LDO）穩壓器，提供固定的 8.0V 輸出電壓，最大輸出電流為 1A。該器件採用 TO-263（DDPAK-3）封裝，具有優異的線性調整率和負載調整率，適用於需要穩定高效電源的多種應用。LM2940 系列以其低壓差（滿載時典型值 0.5V）和低靜態電流而聞名，有助於提高電池供電和便攜式設備的系統效率。

詳細技術參數

核心特性

• 固定 8.0V 輸出電壓，精度 ±5%
• 低壓差：1A 負載時典型值 0.5V
• 輸出電流高達 1A
• 低靜態電流：典型值 15 mA
• 寬輸入電壓範圍：最高 26V
• 優異的線性調整率和負載調整率
• 內置熱關斷和電流限制保護
• 採用 TO-263（DDPAK-3）封裝，散熱性能優良

典型應用場景

LM2940S-8.0/NOPB 適用於需要穩定 8.0V 電源的應用。具體實例包括：

• 5G 基站電源管理模塊
• 汽車儀表盤顯示和信息娛樂系統
• 工業控制系統和可編程邏輯控制器（PLC）
• 電池供電設備（如便攜式醫療設備）
• 開關電源後級穩壓

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM2940S-8.0/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。
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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
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