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Product Overview
The UC382TDTR-2 from Texas Instruments is a high-performance, low-dropout (LDO) linear voltage regulator designed to deliver up to 3A of output current with a fixed output voltage of 3.3V. Housed in a compact TO-263 (DDPAK-5) package, this device offers excellent line and load regulation, making it ideal for powering sensitive analog and digital circuits in industrial, automotive, and telecommunications applications. With a dropout voltage as low as 370mV at full load, the UC382TDTR-2 ensures efficient operation even when the input voltage is close to the output voltage.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
3.3V (Fixed) |
| Output Current |
3A (Max) |
| Dropout Voltage |
370mV (Typ) at 3A |
| Input Voltage Range |
2.5V to 6V |
| Line Regulation |
0.04% (Typ) |
| Load Regulation |
0.1% (Typ) |
| Quiescent Current |
1.5mA (Typ) |
| PSRR |
60dB at 1kHz |
| Operating Temperature |
-40°C to +125°C |
| Package |
TO-263 (DDPAK-5) |
Key Features
- Fixed 3.3V output with ±2% accuracy
- Low dropout voltage: 370mV at 3A
- High output current capability: 3A
- Excellent line and load regulation
- Low quiescent current: 1.5mA
- High PSRR: 60dB at 1kHz
- Built-in overcurrent and thermal protection
- Wide operating temperature range: -40°C to +125°C
- Surface-mount TO-263 package for compact designs
Target Applications
- 5G base station power management
- Automotive infotainment and dashboard systems
- Industrial control systems
- Telecommunications equipment
- FPGA and DSP core power supplies
- Medical devices
- Portable battery-powered equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
UC382TDTR-2. Our core advantages include:
-
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
UC382TDTR-2 是德州儀器(TI)推出的一款高性能低壓差線性穩壓器(LDO),可提供高達 3A 的輸出電流,固定輸出電壓為 3.3V。採用緊湊的 TO-263(DDPAK-5)封裝,具有優異的線性調整率和負載調整率,非常適合為工業、汽車和電信應用中的敏感模擬和數位電路供電。在滿載條件下,壓差電壓低至 370mV,確保即使輸入電壓接近輸出電壓時也能高效運行。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
3.3V(固定) |
| 輸出電流 |
3A(最大) |
| 壓差電壓 |
370mV(典型值,3A 時) |
| 輸入電壓範圍 |
2.5V 至 6V |
| 線性調整率 |
0.04%(典型值) |
| 負載調整率 |
0.1%(典型值) |
| 靜態電流 |
1.5mA(典型值) |
| 電源抑制比 |
60dB(1kHz 時) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
TO-263(DDPAK-5) |
核心特性
- 固定 3.3V 輸出,精度 ±2%
- 低壓差:370mV(3A 時)
- 高輸出電流能力:3A
- 優異的線性和負載調整率
- 低靜態電流:1.5mA
- 高電源抑制比:60dB(1kHz)
- 內建過流和過熱保護
- 寬工作溫度範圍:-40°C 至 +125°C
- 表面貼裝 TO-263 封裝,適合緊湊設計
典型應用場景
- 5G 基站電源管理
- 汽車資訊娛樂系統和儀表板
- 工業控制系統
- 電信設備
- FPGA 和 DSP 核心電源
- 醫療設備
- 可攜式電池供電設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 UC382TDTR-2 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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