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Product Overview
The LM239AMDREP is a low-power, quad voltage comparator from Texas Instruments, designed for industrial and military-grade applications. It operates from a single power supply over a wide voltage range of 2V to 36V (or ±1V to ±18V for dual supplies) and features low supply current drain (0.4 mA per comparator at 5V). The open-collector outputs allow wired-AND connections and interface with various logic families. Housed in a 14-SOIC package, this device is qualified to MIL-PRF-38535 and is ideal for harsh environments requiring high reliability.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (Single) |
2V to 36V |
| Supply Voltage (Dual) |
±1V to ±18V |
| Supply Current (per Comparator) |
0.4 mA typ at 5V |
| Input Offset Voltage |
±2 mV typ |
| Input Bias Current |
25 nA typ |
| Response Time |
1.3 µs typ |
| Output Type |
Open Collector |
| Operating Temperature Range |
-55°C to +125°C |
| Package |
14-SOIC |
Key Features
- Wide single supply voltage range: 2V to 36V
- Low supply current: 0.4 mA per comparator
- Open-collector outputs for flexible interfacing
- High input impedance: 25 nA bias current
- Fast response time: 1.3 µs
- Qualified to MIL-PRF-38535
- Available in 14-SOIC package
Target Applications
- 5G base station power supply monitoring
- Automotive dashboard warning systems
- Industrial motor control threshold detection
- Battery management systems in electric vehicles
- Military avionics signal conditioning
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM239AMDREP. 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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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
LM239AMDREP 是德州儀器 (TI) 推出的一款低功耗四通道電壓比較器,專為工業及軍用級應用設計。它可在 2V 至 36V 的單電源(或 ±1V 至 ±18V 的雙電源)下工作,每個比較器在 5V 時僅消耗 0.4 mA 的靜態電流。開集極輸出支持線與連接,並可與多種邏輯系列接口。該器件採用 14-SOIC 封裝,符合 MIL-PRF-38535 標準,適用於需要高可靠性的惡劣環境。
詳細技術參數
| 參數 |
數值 |
| 單電源電壓範圍 |
2V 至 36V |
| 雙電源電壓範圍 |
±1V 至 ±18V |
| 每個比較器靜態電流 |
典型值 0.4 mA (5V) |
| 輸入失調電壓 |
典型值 ±2 mV |
| 輸入偏置電流 |
典型值 25 nA |
| 響應時間 |
典型值 1.3 µs |
| 輸出類型 |
開集極 |
| 工作溫度範圍 |
-55°C 至 +125°C |
| 封裝 |
14-SOIC |
核心特性
- 寬單電源電壓範圍:2V 至 36V
- 低靜態電流:每個比較器 0.4 mA
- 開集極輸出,靈活接口
- 高輸入阻抗:偏置電流 25 nA
- 快速響應時間:1.3 µs
- 符合 MIL-PRF-38535 標準
- 採用 14-SOIC 封裝
典型應用場景
- 5G 基站電源監控
- 汽車儀表盤警告系統
- 工業電機控制閾值檢測
- 電動汽車電池管理系統
- 軍用航空電子信號調理
環球供應鏈與批發合作夥伴方案
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