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Product Overview
The LM393DGKR is a dual low-power voltage comparator from Texas Instruments, designed for applications requiring low offset voltage, low supply current, and wide supply voltage range. Housed in a compact 8-VSSOP package, it offers high performance in space-constrained designs. The device features open-collector outputs, allowing wired-AND connections, and operates from a single supply of 2V to 36V or dual supplies of ±1V to ±18V. With a typical response time of 1.3 µs, it is suitable for battery-powered systems, industrial controls, and automotive electronics.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
2 |
| Supply Voltage (Single) |
2V to 36V |
| Supply Voltage (Dual) |
±1V to ±18V |
| Supply Current (per channel) |
0.4 mA typical |
| Input Offset Voltage |
2 mV typical |
| 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-VSSOP |
Key Features
- Dual comparator with low power consumption: 0.4 mA per channel
- Wide supply voltage range: 2V to 36V single supply
- Low input offset voltage: 2 mV typical
- Open-collector outputs for wired-AND logic
- Compact 8-VSSOP package for space-saving designs
- ESD protection: 2 kV HBM
Target Applications
- Battery-powered systems: portable devices, IoT sensors
- Industrial controls: motor control, power supply monitoring
- Automotive electronics: dashboard indicators, battery management
- 5G base stations: signal conditioning, threshold detection
- Consumer electronics: white goods, smart home devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM393DGKR. 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
LM393DGKR 是德州儀器推出的雙路低功耗電壓比較器,專為需要低偏移電壓、低電源電流和寬電源電壓範圍的應用而設計。採用緊湊的 8-VSSOP 封裝,在空間受限的設計中提供高性能。該器件具有開集電極輸出,支持線與連接,並可在 2V 至 36V 的單電源或 ±1V 至 ±18V 的雙電源下工作。典型響應時間為 1.3 µs,適用於電池供電系統、工業控制和汽車電子。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
2 |
| 電源電壓(單電源) |
2V 至 36V |
| 電源電壓(雙電源) |
±1V 至 ±18V |
| 每通道電源電流 |
典型值 0.4 mA |
| 輸入偏移電壓 |
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 |
開集電極 |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
8-VSSOP |
核心特性
- 雙路比較器,低功耗:每通道 0.4 mA
- 寬電源電壓範圍:單電源 2V 至 36V
- 低輸入偏移電壓:典型值 2 mV
- 開集電極輸出,支持線與邏輯
- 緊湊的 8-VSSOP 封裝,節省空間
- ESD 保護:2 kV HBM
典型應用場景
- 電池供電系統:便攜設備、物聯網傳感器
- 工業控制:電機控制、電源監控
- 汽車電子:儀表盤指示燈、電池管理
- 5G 基站:信號調理、閾值檢測
- 消費電子:白色家電、智能家居設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM393DGKR 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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