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Product Overview
The ST730MR is a low-dropout (LDO) voltage regulator from STMicroelectronics, designed for applications requiring a stable 3.3V output with up to 200mA of output current. Housed in a compact SOT-23-5 package, it offers excellent line and load regulation, making it ideal for space-constrained designs. The device features a low quiescent current of 30µA typical, enabling extended battery life in portable electronics. With an input voltage range from 2.5V to 5.5V, it is suitable for a wide variety of low-power systems.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
3.3V (fixed) |
| Output Current |
200mA max |
| Dropout Voltage |
200mV @ 200mA |
| Input Voltage Range |
2.5V to 5.5V |
| Quiescent Current |
30µA typical |
| Output Voltage Accuracy |
±2% |
| PSRR |
70dB @ 1kHz |
| Operating Temperature |
-40°C to +125°C |
| Package |
SOT-23-5 |
Key Features
- Fixed 3.3V output with ±2% accuracy
- Low dropout voltage: 200mV at 200mA
- Ultra-low quiescent current: 30µA
- Wide input voltage range: 2.5V to 5.5V
- High PSRR: 70dB at 1kHz
- Thermal shutdown and current limit protection
- Stable with ceramic output capacitors
- Compact SOT-23-5 package
Target Applications
- 5G base station power management
- Automotive dashboard displays
- Portable medical devices
- IoT sensor nodes
- Battery-powered equipment
- Industrial control systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
ST730MR. 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
ST730MR是意法半導體推出的低壓差線性穩壓器,提供穩定的3.3V輸出,最大輸出電流200mA。採用緊湊的SOT-23-5封裝,具有優異的線性和負載調整率,非常適合空間受限的設計。典型靜態電流僅30µA,有助於延長便攜式設備的電池壽命。輸入電壓範圍2.5V至5.5V,適用於多種低功耗系統。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
3.3V(固定) |
| 輸出電流 |
200mA(最大) |
| 壓差電壓 |
200mV @ 200mA |
| 輸入電壓範圍 |
2.5V 至 5.5V |
| 靜態電流 |
30µA(典型) |
| 輸出電壓精度 |
±2% |
| 電源抑制比 |
70dB @ 1kHz |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
SOT-23-5 |
核心特性
- 固定3.3V輸出,精度±2%
- 低壓差:200mV @ 200mA
- 超低靜態電流:30µA
- 寬輸入電壓範圍:2.5V至5.5V
- 高PSRR:70dB @ 1kHz
- 過熱關斷和過流保護
- 可與陶瓷輸出電容穩定工作
- 緊湊的SOT-23-5封裝
典型應用場景
- 5G基站電源管理
- 汽車儀表盤顯示
- 便攜式醫療設備
- 物聯網傳感器節點
- 電池供電設備
- 工業控制系統
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 ST730MR 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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現貨庫存,即日發貨:確保現貨充足。下午 4 點前確認訂單,即可安排當天寄出。
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深港聯動,結算靈活:深圳直發全球,物流高效可靠;支援香港銀行戶口轉賬及多幣種結算。
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Escrow 擔保交易:支援 Escrow.com 平台交易,保障買賣雙方權益,小批量訂單亦可安心在線下單。
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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。
品質保證與合規
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。
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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]