LM4040QCEM3-2.5/NOPB TI Voltage Reference | SOT-23-3 | 2.5V, ±0.5%

Product Overview

The LM4040QCEM3-2.5/NOPB is a precision micropower shunt voltage reference from Texas Instruments, offering a fixed 2.5V output with high accuracy and low temperature drift. Housed in a compact SOT-23-3 package, it is designed for space-constrained applications requiring a stable voltage reference. With a typical output voltage tolerance of ±0.5% and a temperature coefficient as low as 100 ppm/°C, this device ensures reliable performance over a wide temperature range of -40°C to +125°C. The LM4040 series operates without an external capacitor and is stable with any capacitive load, making it easy to use in various circuits.

Detailed Technical Specifications

Key Features

• Precision 2.5V shunt voltage reference
• Low temperature coefficient: 100 ppm/°C (max)
• High initial accuracy: ±0.5% (max)
• Wide operating current range: 45 µA to 15 mA
• Low output impedance: 0.5 Ω (typ)
• No external capacitor required
• Stable with any capacitive load
• Small SOT-23-3 package for space-saving designs

Target Applications

• Portable battery-powered equipment (e.g., digital multimeters, handheld instruments)
• Data acquisition systems (e.g., ADC reference in industrial sensors)
• Automotive electronics (e.g., infotainment systems, dashboard displays)
• Industrial process control (e.g., PLC analog input modules)
• 5G base station power management (e.g., reference for voltage regulators)
• Medical devices (e.g., patient monitoring systems)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM4040QCEM3-2.5/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

LM4040QCEM3-2.5/NOPB 是德州儀器（TI）推出的一款精密微功耗並聯電壓基準，提供固定的 2.5V 輸出，具有高精度和低溫度漂移。採用緊湊的 SOT-23-3 封裝，適用於需要穩定電壓基準的空間受限應用。典型輸出電壓容差為 ±0.5%，溫度係數低至 100 ppm/°C，確保在 -40°C 至 +125°C 的寬溫度範圍內可靠性能。LM4040 系列無需外部電容，且對任何容性負載均保持穩定，易於在各種電路中使用。

詳細技術參數

核心特性

• 精密 2.5V 並聯電壓基準
• 低溫度係數：100 ppm/°C（最大值）
• 高初始精度：±0.5%（最大值）
• 寬工作電流範圍：45 µA 至 15 mA
• 低輸出阻抗：0.5 Ω（典型值）
• 無需外部電容
• 對任何容性負載均保持穩定
• 小型 SOT-23-3 封裝，節省空間

典型應用場景

• 便攜式電池供電設備（例如數字萬用表、手持儀器）
• 數據採集系統（例如工業傳感器中的 ADC 基準）
• 汽車電子（例如信息娛樂系統、儀表盤顯示）
• 工業過程控制（例如 PLC 模擬輸入模塊）
• 5G 基站電源管理（例如電壓調節器基準）
• 醫療設備（例如病人監護系統）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM4040QCEM3-2.5/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]