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Product Overview
The L7812ACV-DG from STMicroelectronics is a fixed positive voltage regulator designed to deliver a stable 12V output with a maximum output current of 1.5A. Housed in the industry-standard TO-220 package, this device offers excellent thermal performance and reliability for a wide range of applications. It incorporates internal current limiting, thermal shutdown, and safe-area compensation, making it robust against overload conditions.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
12V ±4% |
| Output Current |
1.5A (max) |
| Dropout Voltage |
2V (typical) |
| Line Regulation |
10 mV (typical) |
| Load Regulation |
12 mV (typical) |
| Quiescent Current |
5 mA (typical) |
| Operating Temperature |
0°C to +125°C |
| Package |
TO-220 |
Key Features
- Fixed 12V output voltage with tight tolerance
- Output current up to 1.5A
- Internal thermal overload protection
- Internal short-circuit current limiting
- Safe-area compensation
- Low quiescent current
- TO-220 package for easy heatsinking
Target Applications
- 5G base station power supplies
- Automotive dashboard electronics
- Industrial control systems
- Consumer electronics (e.g., set-top boxes)
- Telecommunication equipment
- Battery-powered devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
L7812ACV-DG. 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
L7812ACV-DG 是意法半導體(STMicroelectronics)推出的固定正電壓穩壓器,可提供穩定的12V輸出,最大輸出電流為1.5A。採用業界標準的TO-220封裝,具有優異的熱性能和可靠性。該器件集成了內部電流限制、熱關斷和安全區補償功能,使其能夠在過載條件下穩定工作。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
12V ±4% |
| 輸出電流 |
1.5A(最大) |
| 壓差電壓 |
2V(典型值) |
| 線性調整率 |
10 mV(典型值) |
| 負載調整率 |
12 mV(典型值) |
| 靜態電流 |
5 mA(典型值) |
| 工作溫度 |
0°C 至 +125°C |
| 封裝 |
TO-220 |
核心特性
- 固定12V輸出電壓,容差小
- 輸出電流高達1.5A
- 內部熱過載保護
- 內部短路電流限制
- 安全區補償
- 低靜態電流
- TO-220封裝,便於散熱
典型應用場景
- 5G基站電源
- 汽車儀表板電子設備
- 工業控制系統
- 消費電子(如機頂盒)
- 電信設備
- 電池供電設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 L7812ACV-DG 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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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。
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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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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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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