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Product Overview
The L7812ABV is a fixed positive voltage regulator from STMicroelectronics, offering a stable 12V output with a maximum output current of 1.5A. Housed in the TO-220 package, it provides excellent thermal performance and is suitable for a wide range of applications requiring regulated power supplies. The device features internal current limiting, thermal shutdown, and safe area protection, making it robust for industrial and consumer electronics.
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 |
10 mV (typical) |
| Quiescent Current |
5 mA (typical) |
| Operating Temperature |
-40°C to +125°C |
| Package |
TO-220 |
Key Features
- Fixed 12V output voltage
- Output current up to 1.5A
- Internal thermal overload protection
- Short circuit protection
- Safe area compensation
- Low quiescent current
- TO-220 package for easy heatsinking
Target Applications
- 5G base station power modules
- Automotive dashboard power supplies
- Industrial control systems
- Consumer electronics (e.g., set-top boxes, routers)
- Battery-powered equipment
- Post-regulation for switching power supplies
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
L7812ABV. 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.
-
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
L7812ABV是意法半導體推出的固定正電壓穩壓器,提供穩定的12V輸出,最大輸出電流1.5A。採用TO-220封裝,具有優異的熱性能,適用於需要穩壓電源的各種應用。該器件具有內部電流限制、熱關斷和安全區保護功能,使其適用於工業和消費電子產品。
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) |
| 線性調整率 |
10 mV(典型) |
| 負載調整率 |
10 mV(典型) |
| 靜態電流 |
5 mA(典型) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
TO-220 |
核心特性
- 固定12V輸出電壓
- 輸出電流高達1.5A
- 內部熱過載保護
- 短路保護
- 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基站電源模塊
- 汽車儀表板電源
- 工業控制系統
- 消費電子產品(如機頂盒、路由器)
- 電池供電設備
- 開關電源的後級穩壓
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 L7812ABV 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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現貨庫存,即日發貨:確保現貨充足。下午 4 點前確認訂單,即可安排當天寄出。
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深港聯動,結算靈活:深圳直發全球,物流高效可靠;支援香港銀行戶口轉賬及多幣種結算。
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Escrow 擔保交易:支援 Escrow.com 平台交易,保障買賣雙方權益,小批量訂單亦可安心在線下單。
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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。
品質保證與合規
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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100% 原廠正貨:承諾所有供應零件均為原裝現貨,品質嚴格把關,來源清晰可追溯。
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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
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]