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Product Overview
The TPS2224DB from Texas Instruments is a dual-slot, dual-channel power distribution switch designed for USB and general-purpose power management applications. It integrates two independent 1.5A current-limited switches with a 24-SSOP package, offering overcurrent protection, thermal shutdown, and under-voltage lockout. The device operates from 2.7V to 5.5V, making it suitable for 3.3V and 5V systems.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Outputs |
2 |
| Output Current (Max) |
1.5A per channel |
| Input Voltage Range |
2.7V – 5.5V |
| On-Resistance (Typ) |
70 mΩ |
| Current Limit Accuracy |
±20% |
| Operating Temperature |
-40°C to +85°C |
| Package |
24-SSOP |
| Features |
Overcurrent, Thermal Shutdown, UVLO, Flag Output |
Key Features
- Dual 1.5A current-limited power switches
- Low on-resistance (70 mΩ typical) minimizes power loss
- Independent enable and fault flag for each channel
- Built-in overcurrent and thermal protection
- Under-voltage lockout (UVLO) ensures proper operation
- Available in compact 24-SSOP package
Target Applications
- USB hubs and peripheral ports (e.g., USB 2.0/3.0 hubs)
- 5G base station power distribution
- Automotive infotainment and dashboard systems
- Industrial PLC and sensor modules
- Portable electronics and battery-powered devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS2224DB. 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
TPS2224DB 是德州儀器推出的雙插槽、雙通道電源分配開關,專為 USB 及通用電源管理應用設計。它整合了兩個獨立的 1.5A 限流開關,採用 24-SSOP 封裝,提供過流保護、熱關斷和欠壓鎖定功能。器件工作電壓範圍為 2.7V 至 5.5V,適用於 3.3V 和 5V 系統。
詳細技術參數
| 參數 |
數值 |
| 輸出通道數 |
2 |
| 最大輸出電流 |
每通道 1.5A |
| 輸入電壓範圍 |
2.7V – 5.5V |
| 導通電阻(典型值) |
70 mΩ |
| 限流精度 |
±20% |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
24-SSOP |
| 特性 |
過流、熱關斷、欠壓鎖定、故障標誌 |
核心特性
- 雙通道 1.5A 限流電源開關
- 低導通電阻(典型 70 mΩ),減少功耗
- 每個通道獨立使能及故障標誌
- 內置過流和熱保護
- 欠壓鎖定(UVLO)確保正常運行
- 緊湊的 24-SSOP 封裝
典型應用場景
- USB 集線器和外設端口(如 USB 2.0/3.0 集線器)
- 5G 基站電源分配
- 汽車信息娛樂系統和儀表板
- 工業 PLC 和傳感器模塊
- 便攜式電子產品和電池供電設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS2224DB 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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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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