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Product Overview
The LM393PWRG4 is a dual low-power voltage comparator from Texas Instruments (TI), designed for applications requiring low offset voltage and low supply current. Housed in an 8-pin TSSOP package, it operates from a single power supply over a wide voltage range of 2V to 36V (or ±1V to ±18V for dual supplies). The device features open-collector outputs, allowing wired-AND connections and compatibility with various logic families. With a typical response time of 1.3 μs, it is suitable for battery-powered systems, industrial controls, and signal conditioning.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (Single) |
2V to 36V |
| Supply Voltage (Dual) |
±1V to ±18V |
| Supply Current (per comparator) |
0.4 mA (typical) |
| Input Offset Voltage |
±5 mV (max) |
| Input Bias Current |
25 nA (typical) |
| Response Time |
1.3 μs (typical) |
| Output Type |
Open Collector |
| Operating Temperature |
-40°C to +85°C |
| Package |
8-TSSOP |
Key Features
- Dual comparator with low power consumption (0.4 mA per channel)
- Wide supply voltage range: 2V to 36V
- Low input offset voltage: ±5 mV max
- Open-collector outputs for flexible logic interfacing
- Fast response time: 1.3 μs
- Available in space-saving 8-TSSOP package
Target Applications
- Battery-powered electronics (e.g., portable medical devices, handheld meters)
- Industrial control systems (e.g., PLC input modules, motor control)
- Automotive electronics (e.g., dashboard warning circuits, sensor interfaces)
- Signal conditioning (e.g., zero-crossing detectors, window comparators)
- 5G base station power management (e.g., overvoltage/undervoltage detection)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM393PWRG4. 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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orders confirmed before 4 PM are shipped the same day.
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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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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
LM393PWRG4 是德州儀器 (TI) 推出的雙路低功耗電壓比較器,採用 8 引腳 TSSOP 封裝,適用於需要低失調電壓和低電源電流的應用。它可在 2V 至 36V(或雙電源 ±1V 至 ±18V)的寬電源電壓範圍內工作,具有開集電極輸出,支持線與連接並兼容多種邏輯系列。典型響應時間為 1.3 μs,適用於電池供電系統、工業控制和信號調理。
詳細技術參數
| 參數 |
數值 |
| 電源電壓(單電源) |
2V 至 36V |
| 電源電壓(雙電源) |
±1V 至 ±18V |
| 電源電流(每路比較器) |
0.4 mA(典型值) |
| 輸入失調電壓 |
±5 mV(最大值) |
| 輸入偏置電流 |
25 nA(典型值) |
| 響應時間 |
1.3 μs(典型值) |
| 輸出類型 |
開集電極 |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
8-TSSOP |
核心特性
- 雙路比較器,低功耗(每路 0.4 mA)
- 寬電源電壓範圍:2V 至 36V
- 低輸入失調電壓:最大 ±5 mV
- 開集電極輸出,靈活的邏輯接口
- 快速響應時間:1.3 μs
- 節省空間的 8-TSSOP 封裝
典型應用場景
- 電池供電電子設備(如便攜醫療設備、手持儀表)
- 工業控制系統(如 PLC 輸入模塊、電機控制)
- 汽車電子(如儀表盤警告電路、傳感器接口)
- 信號調理(如過零檢測器、窗口比較器)
- 5G 基站電源管理(如過壓/欠壓檢測)
環球供應鏈與批發合作夥伴方案
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