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Product Overview
The L7905ACV is a three-terminal negative voltage regulator from STMicroelectronics, offering a fixed output voltage of -5V with a maximum output current of 1.5A. Housed in the industry-standard TO-220 package, it provides excellent thermal performance and reliability for a wide range of applications requiring a stable negative voltage supply.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
-5V (fixed) |
| Output Current |
1.5A (max) |
| Input Voltage Range |
-7V to -25V |
| Dropout Voltage |
2V (typical) |
| Line Regulation |
10 mV (typical) |
| Load Regulation |
15 mV (typical) |
| Quiescent Current |
5 mA (typical) |
| Operating Temperature |
0°C to +125°C |
| Package |
TO-220 |
Key Features
- Fixed -5V output voltage with high accuracy
- Output current up to 1.5A
- Internal thermal overload protection
- Short circuit protection
- Safe area protection
- Low quiescent current
- Standard TO-220 package for easy mounting and heat sinking
Target Applications
- Industrial power supplies for negative voltage rails
- Audio equipment (e.g., preamplifiers, mixers) requiring symmetrical supplies
- Telecommunication systems (e.g., 5G base station power modules)
- Automotive electronics (e.g., dashboard displays, infotainment systems)
- Test and measurement instruments
- Battery-powered devices with negative voltage requirements
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
L7905ACV. 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
L7905ACV 是意法半導體(STMicroelectronics)生產的三端負電壓穩壓器,提供固定的 -5V 輸出電壓,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,適用於需要穩定負電壓供電的各種應用。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
-5V(固定) |
| 輸出電流 |
1.5A(最大) |
| 輸入電壓範圍 |
-7V 至 -25V |
| 壓差電壓 |
2V(典型值) |
| 線性調整率 |
10 mV(典型值) |
| 負載調整率 |
15 mV(典型值) |
| 靜態電流 |
5 mA(典型值) |
| 工作溫度範圍 |
0°C 至 +125°C |
| 封裝 |
TO-220 |
核心特性
- 固定 -5V 輸出電壓,精度高
- 輸出電流高達 1.5A
- 內部過熱保護
- 短路保護
- 安全區域保護
- 低靜態電流
- 標準 TO-220 封裝,易於安裝和散熱
典型應用場景
- 需要負電壓軌的工業電源
- 需要對稱電源的音頻設備(如前置放大器、調音台)
- 電信系統(如 5G 基站電源模塊)
- 汽車電子(如儀表盤顯示、信息娛樂系統)
- 測試與測量儀器
- 需要負電壓的電池供電設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 L7905ACV 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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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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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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