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Product Overview
The LDK715M33R is a low-dropout (LDO) linear voltage regulator from STMicroelectronics, offering a fixed output voltage of 3.3V and a maximum output current of 85mA. Housed in a compact SOT-23-5 package, it is designed for space-constrained applications requiring low quiescent current and high accuracy. The device features a typical dropout voltage of 200mV at full load, making it suitable for battery-powered systems. With an operating temperature range of -40°C to +125°C, it ensures reliable performance in harsh environments.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
3.3V ±2% |
| Output Current |
85mA max |
| Dropout Voltage |
200mV typ @ 85mA |
| Quiescent Current |
2.5µA typ |
| Input Voltage Range |
2.5V to 5.5V |
| PSRR |
55dB @ 1kHz |
| Output Noise |
30µVrms (10Hz-100kHz) |
| Operating Temperature |
-40°C to +125°C |
| Package |
SOT-23-5 |
Key Features
- Ultra-low quiescent current: 2.5µA typical
- High output voltage accuracy: ±2%
- Low dropout voltage: 200mV at 85mA
- Stable with ceramic capacitors (1µF)
- Current limit and thermal protection
- Enable pin for power saving
Target Applications
- Battery-powered devices (e.g., IoT sensors, wearables)
- Portable medical equipment (e.g., glucose meters)
- Wireless modules (e.g., Bluetooth Low Energy, Zigbee)
- Automotive infotainment and dashboard clusters
- 5G base station power management
- Industrial control systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LDK715M33R. 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
LDK715M33R 是意法半導體(STMicroelectronics)推出的低壓差線性穩壓器(LDO),提供固定的 3.3V 輸出電壓和最大 85mA 輸出電流。採用緊湊的 SOT-23-5 封裝,適用於對空間要求嚴格的應用,具有低靜態電流和高精度特性。典型壓差電壓為 200mV(滿載),適合電池供電系統。工作溫度範圍為 -40°C 至 +125°C,確保在惡劣環境下的可靠性能。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
3.3V ±2% |
| 輸出電流 |
最大 85mA |
| 壓差電壓 |
典型 200mV @ 85mA |
| 靜態電流 |
典型 2.5µA |
| 輸入電壓範圍 |
2.5V 至 5.5V |
| 電源抑制比 |
55dB @ 1kHz |
| 輸出噪聲 |
30µVrms (10Hz-100kHz) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
SOT-23-5 |
核心特性
- 超低靜態電流:典型 2.5µA
- 高輸出電壓精度:±2%
- 低壓差電壓:200mV @ 85mA
- 與陶瓷電容(1µF)穩定工作
- 電流限制和熱保護
- 使能引腳,用於節能
典型應用場景
- 電池供電設備(如物聯網傳感器、可穿戴設備)
- 便攜式醫療設備(如血糖儀)
- 無線模塊(如藍牙低功耗、Zigbee)
- 汽車信息娛樂系統和儀表盤
- 5G 基站電源管理
- 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 LDK715M33R 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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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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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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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