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Product Overview
The LP5990TM-1.2/NOPB is a low-dropout linear voltage regulator from Texas Instruments, designed to deliver a fixed 1.2V output with a maximum current of 200mA. Housed in a compact 4-DSBGA (0.8mm x 0.8mm) package, it is ideal for space-constrained applications requiring high efficiency and low noise. The device features a low dropout voltage of typically 120mV at full load, enabling operation from low input voltages. With a quiescent current of only 30µA, it is well-suited for battery-powered devices. The LP5990TM-1.2/NOPB includes overcurrent and thermal shutdown protection, ensuring reliable operation in demanding environments.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
1.2V (Fixed) |
| Output Current |
200mA (Max) |
| Dropout Voltage |
120mV (Typ @ 200mA) |
| Input Voltage Range |
1.5V to 5.5V |
| Quiescent Current |
30µA (Typ) |
| PSRR |
60dB @ 1kHz |
| Output Noise |
30µVrms (10Hz-100kHz) |
| Operating Temperature |
-40°C to +125°C |
| Package |
4-DSBGA (0.8mm x 0.8mm) |
Key Features
- Fixed 1.2V output with ±2% accuracy
- Low dropout voltage: 120mV at 200mA
- Ultra-low quiescent current: 30µA
- High PSRR: 60dB at 1kHz
- Low output noise: 30µVrms
- Overcurrent and thermal protection
- Stable with ceramic capacitors (1µF)
- Small 4-DSBGA package for space-constrained designs
Target Applications
- 5G base station power management (e.g., supplying 1.2V to FPGA core)
- Automotive dashboard displays (e.g., powering infotainment processors)
- Portable medical devices (e.g., glucose meters, hearing aids)
- IoT modules (e.g., Bluetooth Low Energy sensors)
- Industrial sensors and actuators
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP5990TM-1.2/NOPB. 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.
-
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
LP5990TM-1.2/NOPB 是德州儀器(TI)推出的一款低壓差線性穩壓器,提供固定的1.2V輸出,最大輸出電流為200mA。採用緊湊的4-DSBGA(0.8mm x 0.8mm)封裝,非常適合對空間要求嚴苛且需要高效率、低噪聲的應用。該器件在滿載時典型壓差僅為120mV,可從低輸入電壓下工作。靜態電流僅30µA,非常適合電池供電設備。LP5990TM-1.2/NOPB 包含過流和熱關斷保護,確保在惡劣環境下可靠運行。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
1.2V(固定) |
| 輸出電流 |
200mA(最大) |
| 壓差電壓 |
120mV(典型 @ 200mA) |
| 輸入電壓範圍 |
1.5V 至 5.5V |
| 靜態電流 |
30µA(典型) |
| 電源抑制比 |
60dB @ 1kHz |
| 輸出噪聲 |
30µVrms(10Hz-100kHz) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
4-DSBGA(0.8mm x 0.8mm) |
核心特性
- 固定1.2V輸出,精度±2%
- 低壓差:200mA時典型值120mV
- 超低靜態電流:30µA
- 高PSRR:1kHz時60dB
- 低輸出噪聲:30µVrms
- 過流和熱保護
- 可與陶瓷電容(1µF)穩定工作
- 小型4-DSBGA封裝,節省空間
典型應用場景
- 5G基站電源管理(例如為FPGA內核提供1.2V)
- 汽車儀表盤顯示(例如為信息娛樂處理器供電)
- 便攜式醫療設備(例如血糖儀、助聽器)
- 物聯網模塊(例如藍牙低功耗傳感器)
- 工業傳感器和執行器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP5990TM-1.2/NOPB 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
-
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。
-
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]