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Product Overview
The TPS22954DQCR from Texas Instruments is a high-performance, 5.5V, 5A load switch with an ultra-low ON-resistance of 14mΩ. Housed in a compact 10-WSON (3x2) package, it provides efficient power management and protection for modern electronic systems. The device integrates a slew-rate controlled turn-on to minimize inrush current, making it ideal for hot-swap and power-sequencing applications.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
0.8V to 5.5V |
| Continuous Current |
5A |
| ON-Resistance (Typ) |
14mΩ at 5V |
| Quiescent Current |
60μA |
| Shutdown Current |
0.5μA |
| Rise Time (Typ) |
1.2ms |
| Operating Temperature |
-40°C to +105°C |
| Package |
10-WSON (3x2mm) |
Key Features
- Ultra-low ON-resistance: 14mΩ typical at 5V
- Wide input voltage range: 0.8V to 5.5V
- High continuous current: 5A
- Adjustable slew rate control for inrush current limiting
- Quick output discharge (QOD) for fast turn-off
- Thermal shutdown and overcurrent protection
- Active high enable with under-voltage lockout (UVLO)
- Small 10-WSON package for space-constrained designs
Target Applications
- 5G base stations: Power distribution for RF transceivers and digital processors
- Automotive dashboard: Power sequencing for infotainment and display modules
- Industrial automation: Hot-swap power management for PLCs and sensors
- Portable electronics: Battery power path management in tablets and laptops
- Networking equipment: Power switching for routers and switches
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS22954DQCR. 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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Shenzhen with support for HK bank transfers and multi-currency.
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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
TPS22954DQCR 是德州儀器推出的一款高性能 5.5V、5A 負載開關,具有超低導通電阻(典型值 14mΩ)。採用緊湊的 10-WSON(3x2)封裝,為現代電子系統提供高效的電源管理和保護。該器件集成了壓擺率控制功能,可減小浪湧電流,非常適合熱插拔和電源排序應用。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
0.8V 至 5.5V |
| 連續電流 |
5A |
| 導通電阻(典型值) |
14mΩ(5V 時) |
| 靜態電流 |
60μA |
| 關斷電流 |
0.5μA |
| 上升時間(典型值) |
1.2ms |
| 工作溫度 |
-40°C 至 +105°C |
| 封裝 |
10-WSON(3x2mm) |
核心特性
- 超低導通電阻:5V 時典型值 14mΩ
- 寬輸入電壓範圍:0.8V 至 5.5V
- 高連續電流:5A
- 可調壓擺率控制,限制浪湧電流
- 快速輸出放電(QOD),實現快速關斷
- 熱關斷和過流保護
- 高電平使能,帶欠壓鎖定(UVLO)
- 小型 10-WSON 封裝,節省空間
典型應用場景
- 5G 基站:為射頻收發器和數字處理器配電
- 汽車儀表盤:為信息娛樂和顯示模塊提供電源排序
- 工業自動化:PLC 和傳感器的熱插拔電源管理
- 便攜式電子設備:平板電腦和筆記本電腦的電池電源路徑管理
- 網絡設備:路由器和交換機的電源切換
環球供應鏈與批發合作夥伴方案
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