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Product Overview
The LD39020ADTPU30R is a high-performance, low-dropout (LDO) voltage regulator from STMicroelectronics, designed for space-constrained and power-sensitive applications. It delivers a fixed output voltage of 3.0V with a maximum output current of 200mA. Housed in a compact 4-DFN (1x1mm) package, it offers excellent line and load regulation, making it ideal for portable and battery-powered devices.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
3.0V (fixed) |
| Output Current |
200mA max |
| Dropout Voltage |
120mV typ @ 200mA |
| Quiescent Current |
30µA typ |
| Input Voltage Range |
1.5V to 5.5V |
| PSRR |
70dB @ 1kHz |
| Output Noise |
30µVrms (10Hz-100kHz) |
| Operating Temperature |
-40°C to +125°C |
| Package |
4-DFN (1x1mm) |
Key Features
- Ultra-low dropout voltage: 120mV at 200mA
- Low quiescent current: 30µA typical
- High PSRR: 70dB at 1kHz
- Low output noise: 30µVrms
- Stable with ceramic capacitors
- Current limit and thermal protection
- Enable pin for power saving
Target Applications
- 5G base station power management
- Automotive dashboard displays
- Portable medical devices (e.g., glucose meters)
- IoT sensor nodes
- Wearable electronics (e.g., smartwatches)
- Battery-powered equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LD39020ADTPU30R. 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
LD39020ADTPU30R 是意法半導體(STMicroelectronics)推出的一款高性能低壓差線性穩壓器(LDO),專為空間受限和對功耗敏感的應用設計。它提供固定的3.0V輸出電壓,最大輸出電流為200mA。採用緊湊的4-DFN(1x1mm)封裝,具有出色的線性和負載調節能力,非常適合便攜式和電池供電設備。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
3.0V(固定) |
| 輸出電流 |
200mA 最大值 |
| 壓差電壓 |
120mV 典型值 @ 200mA |
| 靜態電流 |
30µA 典型值 |
| 輸入電壓範圍 |
1.5V 至 5.5V |
| 電源抑制比 |
70dB @ 1kHz |
| 輸出噪聲 |
30µVrms(10Hz-100kHz) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
4-DFN(1x1mm) |
核心特性
- 超低壓差電壓:200mA時僅120mV
- 低靜態電流:典型值30µA
- 高電源抑制比:1kHz時70dB
- 低輸出噪聲:30µVrms
- 可與陶瓷電容穩定工作
- 內置電流限制和熱保護
- 使能引腳用於節能
典型應用場景
- 5G基站電源管理
- 汽車儀表盤顯示
- 便攜醫療設備(如血糖儀)
- 物聯網傳感器節點
- 可穿戴電子設備(如智能手錶)
- 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 LD39020ADTPU30R 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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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。
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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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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。
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