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Product Overview
The STLQ020C33R is a high-performance low-dropout (LDO) linear voltage regulator from STMicroelectronics, offering a fixed output voltage of 3.3V and a maximum output current of 200mA. Housed in a compact SOT-323-5 package, it is designed for space-constrained applications requiring low quiescent current and high power supply rejection ratio (PSRR). The device features an enable pin for power management and is stable with ceramic capacitors, making it ideal for battery-powered and noise-sensitive systems.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
3.3V (fixed) |
| Output Current |
200mA max |
| Dropout Voltage |
200mV typ @ 200mA |
| Quiescent Current |
1.5µA typ |
| PSRR |
55dB @ 1kHz |
| Input Voltage Range |
2.5V to 5.5V |
| Output Noise |
30µVrms (10Hz-100kHz) |
| Operating Temperature |
-40°C to +125°C |
| Package |
SOT-323-5 |
Key Features
- Ultra-low quiescent current: 1.5µA typical
- High PSRR: 55dB at 1kHz
- Low dropout voltage: 200mV at 200mA
- Enable pin for shutdown mode
- Stable with 1µF ceramic output capacitor
- Overcurrent and thermal protection
- RoHS compliant
Target Applications
- 5G base station power management
- Automotive dashboard displays
- Portable medical devices (e.g., glucose meters)
- Industrial sensor modules
- IoT edge nodes
- Battery-powered wearables
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
STLQ020C33R. 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
STLQ020C33R 是意法半導體推出的一款高性能低壓差線性穩壓器,固定輸出電壓 3.3V,最大輸出電流 200mA。採用緊湊的 SOT-323-5 封裝,適用於對空間有限、要求低靜態電流和高電源抑制比的應用。器件具有使能引腳,支持陶瓷電容穩定工作,非常適合電池供電和噪聲敏感系統。
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 典型 @ 200mA |
| 靜態電流 |
1.5µA 典型 |
| 電源抑制比 |
55dB @ 1kHz |
| 輸入電壓範圍 |
2.5V 至 5.5V |
| 輸出噪聲 |
30µVrms(10Hz-100kHz) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
SOT-323-5 |
核心特性
- 超低靜態電流:典型 1.5µA
- 高電源抑制比:55dB @ 1kHz
- 低壓差電壓:200mV @ 200mA
- 使能引腳,支持關斷模式
- 使用 1µF 陶瓷輸出電容穩定
- 過流和過熱保護
- 符合 RoHS 標準
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)
- 工業傳感器模塊
- 物聯網邊緣節點
- 電池供電的可穿戴設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 STLQ020C33R 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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