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Product Overview
The L99VR01STR from STMicroelectronics is a high-performance, low-dropout voltage regulator designed for automotive and industrial applications. Housed in a compact 8-SO package, it delivers a fixed 5V output with a maximum current of 1A. The device features low quiescent current, high accuracy, and robust protection mechanisms including overcurrent, overtemperature, and short-circuit protection. Its wide input voltage range (6V to 28V) makes it suitable for battery-powered systems and harsh environments.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
5V ±2% |
| Output Current |
1A max |
| Dropout Voltage |
0.5V typ at 1A |
| Input Voltage Range |
6V to 28V |
| Quiescent Current |
45 µA typ |
| PSRR |
60 dB at 1 kHz |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-SO |
Key Features
- Fixed 5V output with high accuracy
- Low dropout voltage (0.5V typ at 1A)
- Low quiescent current (45 µA typ)
- Wide input voltage range (6V to 28V)
- Overcurrent, overtemperature, and short-circuit protection
- Enable function for power management
- AEC-Q100 qualified for automotive applications
Target Applications
- Automotive ECUs (engine control units, transmission control)
- Infotainment systems (head units, navigation)
- 5G base station power management
- Industrial sensors and actuators
- Dashboard clusters and HMI panels
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
L99VR01STR. Our core advantages include:
-
24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
-
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
L99VR01STR 是意法半導體推出的一款高性能低壓差穩壓器,專為汽車和工業應用設計。採用緊湊的 8-SO 封裝,提供固定的 5V 輸出,最大電流 1A。該器件具有低靜態電流、高精度以及強大的保護功能,包括過流、過溫和短路保護。寬輸入電壓範圍(6V 至 28V)使其適用於電池供電系統和惡劣環境。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
5V ±2% |
| 輸出電流 |
1A 最大 |
| 壓差電壓 |
0.5V 典型值 @1A |
| 輸入電壓範圍 |
6V 至 28V |
| 靜態電流 |
45 µA 典型值 |
| 電源抑制比 |
60 dB @1 kHz |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
8-SO |
核心特性
- 固定 5V 輸出,高精度
- 低壓差電壓(1A 時典型值 0.5V)
- 低靜態電流(典型值 45 µA)
- 寬輸入電壓範圍(6V 至 28V)
- 過流、過溫和短路保護
- 使能功能,便於電源管理
- 通過 AEC-Q100 認證,適用於汽車應用
典型應用場景
- 汽車 ECU(發動機控制單元、變速箱控制)
- 信息娛樂系統(主機、導航)
- 5G 基站電源管理
- 工業傳感器和執行器
- 儀表盤集群和 HMI 面板
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 L99VR01STR 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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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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