LM4040DECT-2.5 ST Shunt Voltage Reference | SOT-323-5 | 2.5V, ±0.5%

Product Overview

The LM4040DECT-2.5 from STMicroelectronics is a high-precision shunt voltage reference with a fixed output voltage of 2.5V. Housed in a compact SOT-323-5 package, it offers excellent stability and low temperature coefficient, making it ideal for space-constrained applications requiring a precise voltage reference.

Detailed Technical Specifications

Key Features

• Fixed 2.5V output with ±0.5% initial accuracy
• Low temperature coefficient: 100 ppm/°C max
• Wide operating current range: 60 µA to 15 mA
• Low output impedance: 0.5 Ω typical
• Low noise: 20 µVrms typical
• Extended temperature range: -40°C to +125°C
• Compact SOT-323-5 package for space-saving designs
• No external capacitor required for stability

Target Applications

• Precision data acquisition systems (e.g., 16-bit ADC reference in 5G base station transceivers)
• Portable battery-powered instruments (e.g., handheld multimeters)
• Automotive electronics (e.g., dashboard display voltage reference)
• Industrial process control (e.g., PLC analog input modules)
• Medical devices (e.g., patient monitoring systems)
• Power management circuits (e.g., feedback reference for DC-DC converters)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM4040DECT-2.5. 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

LM4040DECT-2.5 是意法半導體（STMicroelectronics）推出的一款高精度並聯電壓基準，固定輸出電壓為 2.5V。採用緊湊的 SOT-323-5 封裝，具有出色的穩定性和低溫度係數，非常適合需要精確電壓基準的空間受限應用。

詳細技術參數

核心特性

• 固定 2.5V 輸出，初始精度 ±0.5%
• 低溫度係數：最大值 100 ppm/°C
• 寬工作電流範圍：60 µA 至 15 mA
• 低輸出阻抗：典型值 0.5 Ω
• 低噪聲：典型值 20 µVrms
• 擴展溫度範圍：-40°C 至 +125°C
• 緊湊的 SOT-323-5 封裝，節省空間
• 無需外部電容即可穩定工作

典型應用場景

• 精密數據採集系統（例如 5G 基站收發器中的 16 位 ADC 基準）
• 便攜式電池供電儀器（例如手持萬用表）
• 汽車電子（例如儀表盤顯示電壓基準）
• 工業過程控制（例如 PLC 模擬輸入模塊）
• 醫療設備（例如病人監護系統）
• 電源管理電路（例如 DC-DC 轉換器的反饋基準）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM4040DECT-2.5 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]