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Product Overview
The TLV1812QDDFRQ1 is a high-voltage, low-power comparator from Texas Instruments, designed for automotive and industrial applications. It operates over a wide supply range of 1.8V to 40V and features an open-drain output that can be pulled up to any voltage up to 40V, independent of the supply voltage. The device offers a typical propagation delay of 280 ns and a low quiescent current of 1.5 µA, making it ideal for power-sensitive designs. Housed in a compact TSOT-23-8 package, the TLV1812QDDFRQ1 is AEC-Q100 qualified for automotive applications.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage Range |
1.8V to 40V |
| Quiescent Current (typ) |
1.5 µA |
| Propagation Delay (typ) |
280 ns |
| Output Type |
Open-Drain |
| Input Offset Voltage (max) |
4.5 mV |
| Input Bias Current (typ) |
1 pA |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
TSOT-23-8 |
| Qualification |
AEC-Q100 |
Key Features
- Wide supply voltage range: 1.8V to 40V
- Low quiescent current: 1.5 µA (typical)
- Fast propagation delay: 280 ns (typical)
- Open-drain output for level shifting
- Input common-mode range extends to VCC+0.1V
- Internal hysteresis for clean switching
- Available in TSOT-23-8 package
- AEC-Q100 qualified for automotive applications
Target Applications
- Automotive: Battery management systems (BMS), electric vehicle (EV) charging stations, dashboard displays, and infotainment systems
- Industrial: Overvoltage/undervoltage detection, current sensing, and threshold detection in PLCs and motor drives
- Consumer: Power supply monitoring, portable devices, and battery-powered equipment
- Telecom: 5G base station power management and fault detection
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TLV1812QDDFRQ1. 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
TLV1812QDDFRQ1 是德州儀器推出的一款高電壓、低功耗比較器,專為汽車和工業應用設計。它支援 1.8V 至 40V 的寬電源電壓範圍,並具有開漏輸出,可獨立於電源電壓上拉至最高 40V。該器件典型傳播延遲為 280 ns,靜態電流僅 1.5 µA,非常適合功耗敏感的設計。TLV1812QDDFRQ1 採用緊湊的 TSOT-23-8 封裝,並通過 AEC-Q100 汽車認證。
詳細技術參數
| 參數 |
數值 |
| 電源電壓範圍 |
1.8V 至 40V |
| 靜態電流(典型值) |
1.5 µA |
| 傳播延遲(典型值) |
280 ns |
| 輸出類型 |
開漏 |
| 輸入失調電壓(最大值) |
4.5 mV |
| 輸入偏置電流(典型值) |
1 pA |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
TSOT-23-8 |
| 認證 |
AEC-Q100 |
核心特性
- 寬電源電壓範圍:1.8V 至 40V
- 低靜態電流:1.5 µA(典型值)
- 快速傳播延遲:280 ns(典型值)
- 開漏輸出,便於電平轉換
- 輸入共模範圍可達 VCC+0.1V
- 內部遲滯,實現乾淨切換
- 採用 TSOT-23-8 封裝
- 通過 AEC-Q100 汽車應用認證
典型應用場景
- 汽車:電池管理系統(BMS)、電動汽車(EV)充電站、儀表板顯示和資訊娛樂系統
- 工業:PLC 和電機驅動中的過壓/欠壓檢測、電流檢測和閾值檢測
- 消費電子:電源監控、可攜式設備和電池供電設備
- 電信:5G 基地台電源管理和故障檢測
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TLV1812QDDFRQ1 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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