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Product Overview
The LP3874ESX-ADJ/NOPB is a high-performance adjustable low-dropout (LDO) voltage regulator from Texas Instruments (TI). Designed for applications requiring low noise and fast transient response, this device delivers up to 0.8A of output current with a dropout voltage of typically 240mV at full load. The output voltage is adjustable from 1.2V to 7V using external resistors. Housed in a TO-263 (DDPAK-5) package, it offers excellent thermal performance for power-sensitive designs.
Detailed Technical Specifications
| Parameter |
Value |
| Output Current |
0.8A |
| Dropout Voltage (Typical) |
240mV @ 0.8A |
| Adjustable Output Voltage Range |
1.2V to 7V |
| Line Regulation |
0.02% / V |
| Load Regulation |
0.04% / A |
| PSRR |
60dB @ 1kHz |
| Output Noise |
30µVrms (10Hz to 100kHz) |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
TO-263 (DDPAK-5) |
Key Features
- Adjustable output voltage from 1.2V to 7V
- Low dropout voltage: 240mV typical at 0.8A
- Low output noise: 30µVrms
- High PSRR: 60dB at 1kHz
- Fast transient response
- Enable pin for power sequencing
- Overcurrent and thermal shutdown protection
- Stable with low ESR ceramic capacitors
Target Applications
- 5G base station power supplies
- Automotive dashboard and infotainment systems
- Industrial sensor modules
- Medical imaging equipment
- FPGA and DSP core voltages
- Portable battery-powered devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP3874ESX-ADJ/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
LP3874ESX-ADJ/NOPB 是德州儀器(TI)推出的一款高性能可調低壓差(LDO)穩壓器。該器件專為需要低噪聲和快速瞬態響應的應用而設計,可提供高達 0.8A 的輸出電流,滿載時典型壓差電壓為 240mV。輸出電壓可通過外部電阻在 1.2V 至 7V 範圍內調節。採用 TO-263(DDPAK-5)封裝,具有優異的熱性能,適用於對功耗敏感的設計。
詳細技術參數
| 參數 |
數值 |
| 輸出電流 |
0.8A |
| 典型壓差電壓 |
240mV @ 0.8A |
| 可調輸出電壓範圍 |
1.2V 至 7V |
| 線性調整率 |
0.02% / V |
| 負載調整率 |
0.04% / A |
| 電源抑制比 |
60dB @ 1kHz |
| 輸出噪聲 |
30µVrms(10Hz 至 100kHz) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
TO-263(DDPAK-5) |
核心特性
- 可調輸出電壓:1.2V 至 7V
- 低壓差:0.8A 時典型值 240mV
- 低輸出噪聲:30µVrms
- 高電源抑制比:1kHz 時 60dB
- 快速瞬態響應
- 使能引腳,用於電源排序
- 過流和熱關斷保護
- 可與低 ESR 陶瓷電容穩定工作
典型應用場景
- 5G 基站電源
- 汽車儀表盤和信息娛樂系統
- 工業傳感器模塊
- 醫療成像設備
- FPGA 和 DSP 核心電壓
- 便攜式電池供電設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP3874ESX-ADJ/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:
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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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