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Product Overview
The LM311PWR is a high-speed, single voltage comparator from Texas Instruments, designed for applications requiring fast response and low input offset voltage. It features an open-collector output that can be pulled up to any voltage up to 50V, making it compatible with various logic families. The device operates from a single supply of 5V to 30V or dual supplies of ±15V. Housed in a compact 8-TSSOP package, it is ideal for space-constrained designs.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (Single) |
5V to 30V |
| Supply Voltage (Dual) |
±15V |
| Input Offset Voltage |
0.5 mV (typ) |
| Input Bias Current |
100 nA (typ) |
| Response Time |
200 ns (typ) |
| Output Type |
Open-Collector |
| Operating Temperature |
0°C to 70°C |
| Package |
8-TSSOP |
Key Features
- Fast response time of 200 ns
- Low input offset voltage: 0.5 mV typical
- Single or dual supply operation
- Open-collector output for flexible interfacing
- High output sink current: 50 mA
- ESD protection: 2 kV HBM
Target Applications
- 5G base station power supply monitoring
- Automotive dashboard warning systems
- Industrial motor control overcurrent detection
- Battery management systems for electric vehicles
- Precision threshold detectors in medical devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM311PWR. 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
LM311PWR 是德州儀器生產的高速單電壓比較器,專為需要快速響應和低輸入失調電壓的應用而設計。它具有開集極輸出,可上拉至最高 50V 的任何電壓,從而與各種邏輯系列兼容。該器件可在 5V 至 30V 的單電源或 ±15V 的雙電源下工作。採用緊湊的 8-TSSOP 封裝,非常適合空間受限的設計。
詳細技術參數
| 參數 |
數值 |
| 電源電壓(單電源) |
5V 至 30V |
| 電源電壓(雙電源) |
±15V |
| 輸入失調電壓 |
0.5 mV(典型值) |
| 輸入偏置電流 |
100 nA(典型值) |
| 響應時間 |
200 ns(典型值) |
| 輸出類型 |
開集極 |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
8-TSSOP |
核心特性
- 快速響應時間:200 ns
- 低輸入失調電壓:典型值 0.5 mV
- 單電源或雙電源供電
- 開集極輸出,靈活接口
- 高輸出灌電流:50 mA
- ESD 保護:2 kV HBM
典型應用場景
- 5G 基站電源監控
- 汽車儀表板警告系統
- 工業電機控制過流檢測
- 電動汽車電池管理系統
- 醫療設備中的精密閾值檢測器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM311PWR 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。
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。
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