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Product Overview
The LM2940IMP-15 from Texas Instruments is a low dropout voltage regulator designed to deliver a fixed 15V output with a maximum output current of 1A. Housed in a compact SOT-223-4 package, this device offers excellent line and load regulation, making it suitable for a wide range of applications. The LM2940 series is known for its low dropout voltage (typically 0.5V at full load) and low quiescent current, which enhances efficiency in battery-powered systems.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
15V (Fixed) |
| Output Current |
1A (Max) |
| Dropout Voltage |
0.5V (Typical at 1A) |
| Input Voltage Range |
6V to 26V |
| Quiescent Current |
15 mA (Typical) |
| Line Regulation |
0.015% (Typical) |
| Load Regulation |
0.1% (Typical) |
| Operating Temperature |
-40°C to +125°C |
| Package |
SOT-223-4 |
Key Features
- Fixed 15V output with ±2% accuracy
- Low dropout voltage: 0.5V typical at 1A
- Output current up to 1A
- Internal thermal overload protection
- Short circuit current limiting
- Low quiescent current: 15 mA typical
- Wide operating temperature range: -40°C to +125°C
- Compact SOT-223-4 package for space-constrained designs
Target Applications
- 5G base station power management modules
- Automotive dashboard displays and infotainment systems
- Industrial control systems requiring stable 15V rail
- Battery-powered equipment (e.g., portable medical devices)
- Telecommunications equipment (e.g., routers, switches)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM2940IMP-15. 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
LM2940IMP-15 是德州儀器(TI)推出的一款低壓差穩壓器,提供固定的15V輸出電壓,最大輸出電流為1A。該器件採用緊湊的SOT-223-4封裝,具有優異的線性和負載調整率,適用於多種應用場景。LM2940系列以其低壓差(滿載時典型值0.5V)和低靜態電流而聞名,有助於提高電池供電系統的效率。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
15V(固定) |
| 輸出電流 |
1A(最大) |
| 壓差電壓 |
0.5V(典型值,1A時) |
| 輸入電壓範圍 |
6V 至 26V |
| 靜態電流 |
15 mA(典型值) |
| 線性調整率 |
0.015%(典型值) |
| 負載調整率 |
0.1%(典型值) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
SOT-223-4 |
核心特性
- 固定15V輸出,精度±2%
- 低壓差:1A時典型值0.5V
- 輸出電流高達1A
- 內部過熱保護
- 短路電流限制
- 低靜態電流:典型值15 mA
- 寬工作溫度範圍:-40°C 至 +125°C
- 緊湊的SOT-223-4封裝,適合空間受限的設計
典型應用場景
- 5G基站電源管理模塊
- 汽車儀表盤顯示和信息娛樂系統
- 需要穩定15V電源的工業控制系統
- 電池供電設備(如便攜式醫療設備)
- 電信設備(如路由器、交換機)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM2940IMP-15 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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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WhatsApp: +852 5209 9691 | Email: [email protected]