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Product Overview
The LM2941SX from Texas Instruments is a high-performance low-dropout (LDO) voltage regulator designed to deliver up to 1A of output current with a dropout voltage typically below 0.5V at full load. Housed in the TO-263 (DDPAK-5) package, it offers excellent thermal performance and is suitable for a wide range of applications requiring a stable and adjustable output voltage from 1.2V to 15V. The device features a low quiescent current, reverse battery protection, and internal current limiting, making it a robust choice for power management in industrial, automotive, and telecommunications systems.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage Range |
1.2V to 15V (Adjustable) |
| Output Current |
1A (Maximum) |
| Dropout Voltage |
0.5V (Typical at 1A) |
| Line Regulation |
0.04% (Typical) |
| Load Regulation |
0.1% (Typical) |
| Quiescent Current |
10 mA (Typical) |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
TO-263 (DDPAK-5) |
Key Features
- Adjustable output voltage from 1.2V to 15V
- Output current up to 1A
- Low dropout voltage: 0.5V typical at 1A
- Low quiescent current: 10 mA typical
- Reverse battery protection
- Internal current limiting and thermal shutdown
- Wide operating temperature range: -40°C to +125°C
- Surface-mount TO-263 package for efficient heat dissipation
Target Applications
- 5G base station power supplies
- Automotive dashboard and infotainment systems
- Industrial control systems
- Telecommunications equipment
- Battery-powered devices
- Post-regulation for switching power supplies
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM2941SX. 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
LM2941SX 是德州儀器 (TI) 推出的一款高性能低壓差 (LDO) 穩壓器,可提供高達 1A 的輸出電流,滿載時壓差典型值低於 0.5V。採用 TO-263 (DDPAK-5) 封裝,具有優異的熱性能,適用於需要穩定可調輸出電壓 (1.2V 至 15V) 的各種應用。該器件具有低靜態電流、反極性保護和內部電流限制功能,是工業、汽車和電信系統電源管理的理想選擇。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓範圍 |
1.2V 至 15V (可調) |
| 輸出電流 |
1A (最大) |
| 壓差電壓 |
0.5V (典型值,1A 時) |
| 線性調整率 |
0.04% (典型值) |
| 負載調整率 |
0.1% (典型值) |
| 靜態電流 |
10 mA (典型值) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
TO-263 (DDPAK-5) |
核心特性
- 可調輸出電壓:1.2V 至 15V
- 輸出電流高達 1A
- 低壓差:1A 時典型值 0.5V
- 低靜態電流:典型值 10 mA
- 反極性保護
- 內部電流限制和熱關斷
- 寬工作溫度範圍:-40°C 至 +125°C
- 表面貼裝 TO-263 封裝,散熱效率高
典型應用場景
- 5G 基站電源
- 汽車儀表盤和資訊娛樂系統
- 工業控制系統
- 電信設備
- 電池供電設備
- 開關電源後級穩壓
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM2941SX 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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