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Product Overview
The LP2987IM-3.3/NOPB is a high-performance low-dropout (LDO) voltage regulator from Texas Instruments, offering a fixed 3.3V output with a maximum output current of 200mA. Housed in an 8-pin SOIC package, this device is designed for noise-sensitive applications requiring low dropout voltage and high accuracy. Its low quiescent current and fast transient response make it ideal for powering analog and digital circuits in industrial, automotive, and telecommunications systems.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
3.3V (Fixed) |
| Output Current (Max) |
200mA |
| Dropout Voltage (Typ) |
0.15V @ 200mA |
| Quiescent Current (Typ) |
120µA |
| Line Regulation |
0.014%/V |
| Load Regulation |
0.04%/mA |
| PSRR |
65dB @ 1kHz |
| Output Noise |
30µVrms (10Hz-100kHz) |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-SOIC |
Key Features
- Low dropout voltage: 150mV typical at 200mA load
- Low quiescent current: 120µA typical
- High output voltage accuracy: ±1.5%
- Excellent transient response
- Low output noise: 30µVrms
- High PSRR: 65dB at 1kHz
- Built-in overcurrent and thermal protection
- Stable with low-ESR ceramic output capacitors
Target Applications
- 5G base station power management (e.g., powering RF transceivers)
- Automotive dashboard displays and infotainment systems
- Industrial sensor modules (e.g., pressure transmitters)
- Portable medical devices (e.g., blood glucose meters)
- Telecommunications equipment (e.g., routers, switches)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP2987IM-3.3/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.
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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
LP2987IM-3.3/NOPB 是德州儀器(TI)推出的一款高性能低壓差(LDO)穩壓器,提供固定的3.3V輸出電壓,最大輸出電流為200mA。該器件採用8引腳SOIC封裝,專為對噪聲敏感的應用而設計,具有低壓差電壓和高精度特性。其低靜態電流和快速瞬態響應使其非常適合為工業、汽車和電信系統中的模擬及數字電路供電。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
3.3V(固定) |
| 最大輸出電流 |
200mA |
| 典型壓差電壓 |
0.15V @ 200mA |
| 典型靜態電流 |
120µA |
| 線性調整率 |
0.014%/V |
| 負載調整率 |
0.04%/mA |
| 電源抑制比 |
65dB @ 1kHz |
| 輸出噪聲 |
30µVrms(10Hz-100kHz) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
8-SOIC |
核心特性
- 低壓差電壓:200mA負載時典型值150mV
- 低靜態電流:典型值120µA
- 高輸出電壓精度:±1.5%
- 出色的瞬態響應
- 低輸出噪聲:30µVrms
- 高電源抑制比:1kHz時65dB
- 內置過流和過熱保護
- 可與低ESR陶瓷輸出電容器穩定工作
典型應用場景
- 5G基站電源管理(例如為射頻收發器供電)
- 汽車儀表盤顯示和信息娛樂系統
- 工業傳感器模塊(例如壓力變送器)
- 便攜式醫療設備(例如血糖儀)
- 電信設備(例如路由器、交換機)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP2987IM-3.3/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。
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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
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WhatsApp: +852 5209 9691 | Email: [email protected]