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Product Overview
The LM3880QMFE-1AB/NOPB is a simple, 3-channel power sequencer from Texas Instruments, designed to control the power-up and power-down sequence of multiple voltage rails in electronic systems. Housed in a compact SOT-23-6 package, it provides a fixed delay of 1.5ms between each channel, ensuring proper sequencing to prevent latch-up or excessive current draw. The device operates over a wide supply voltage range of 2.7V to 5.5V and features an enable pin for external control. With its small footprint and minimal external components, the LM3880 is ideal for space-constrained applications requiring reliable power sequencing.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
3 |
| Supply Voltage (VCC) |
2.7V to 5.5V |
| Delay Time (tD) |
1.5ms (fixed) |
| Output Type |
Open-drain |
| Enable Pin |
Active high |
| Operating Temperature |
-40°C to +125°C |
| Package |
SOT-23-6 |
| Quiescent Current |
25 µA (typical) |
Key Features
- 3-channel sequenced outputs with fixed 1.5ms delay
- Wide supply voltage range: 2.7V to 5.5V
- Low quiescent current: 25 µA
- Open-drain outputs for flexible voltage level interfacing
- Enable pin for external sequencing control
- Small SOT-23-6 package saves board space
- Operating temperature range: -40°C to +125°C
Target Applications
- 5G base station power management
- Automotive dashboard and infotainment systems
- Industrial control systems
- FPGA and DSP power sequencing
- Portable and battery-powered devices
- Networking equipment (e.g., routers, switches)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM3880QMFE-1AB/NOPB. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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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.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
LM3880QMFE-1AB/NOPB 是德州儀器(TI)推出的一款簡單的3通道電源定序器,用於控制電子系統中多個電壓軌的上電和斷電順序。它採用緊湊的 SOT-23-6 封裝,在每個通道之間提供固定的 1.5ms 延遲,確保正確的定序以防止鎖存或過大電流。該器件的工作電源電壓範圍為 2.7V 至 5.5V,並具有用於外部控制的使能引腳。憑藉其小尺寸和最少的外部元件,LM3880 非常適合需要可靠電源定序的空間受限應用。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
3 |
| 電源電壓 (VCC) |
2.7V 至 5.5V |
| 延遲時間 (tD) |
1.5ms(固定) |
| 輸出類型 |
開漏 |
| 使能引腳 |
高電平有效 |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
SOT-23-6 |
| 靜態電流 |
25 µA(典型值) |
核心特性
- 3通道定序輸出,固定 1.5ms 延遲
- 寬電源電壓範圍:2.7V 至 5.5V
- 低靜態電流:25 µA
- 開漏輸出,靈活匹配不同電壓電平
- 使能引腳用於外部定序控制
- 小型 SOT-23-6 封裝節省電路板空間
- 工作溫度範圍:-40°C 至 +125°C
典型應用場景
- 5G 基站電源管理
- 汽車儀表板和資訊娛樂系統
- 工業控制系統
- FPGA 和 DSP 電源定序
- 可攜式和電池供電設備
- 網路設備(例如路由器、交換機)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM3880QMFE-1AB/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:
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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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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。
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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。
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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。
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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。
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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。
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