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Product Overview
The TPS2421-1DDA from Texas Instruments is a versatile hot swap controller designed to protect systems from overcurrent and short-circuit faults. It operates over a wide input voltage range of 3V to 20V and can handle continuous currents up to 5A. The device is housed in an 8-SO-POWERPAD package, which offers enhanced thermal performance for demanding applications. With programmable current limit, fault reporting, and under-voltage lockout (UVLO), the TPS2421-1DDA ensures reliable power management in various electronic systems.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3V to 20V |
| Continuous Current |
5A |
| Package |
8-SO-POWERPAD |
| Current Limit Accuracy |
±10% |
| Fault Response Time |
< 1 µs |
| Operating Temperature |
-40°C to +125°C |
| UVLO Threshold |
2.5V (typical) |
| Enable Logic |
Active High |
Key Features
- Wide input voltage range: 3V to 20V
- Continuous current up to 5A
- Programmable current limit via external resistor
- Fast overcurrent protection with < 1 µs response
- Under-voltage lockout (UVLO) for reliable startup
- Fault flag output for system monitoring
- Thermal shutdown protection
- 8-SO-POWERPAD package for improved heat dissipation
Target Applications
- 5G base station power distribution
- Automotive dashboard power management
- Industrial control systems
- Server and storage equipment
- Portable electronics with hot-swap capability
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS2421-1DDA. 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
TPS2421-1DDA 是德州儀器推出的一款熱插拔控制器,專為保護系統免受過流和短路故障而設計。它可在 3V 至 20V 的寬輸入電壓範圍內工作,並能處理高達 5A 的連續電流。該器件採用 8-SO-POWERPAD 封裝,具有增強的熱性能,適用於要求苛刻的應用。憑藉可編程電流限制、故障報告和欠壓鎖定 (UVLO) 功能,TPS2421-1DDA 確保在各種電子系統中實現可靠的電源管理。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3V 至 20V |
| 連續電流 |
5A |
| 封裝 |
8-SO-POWERPAD |
| 電流限制精度 |
±10% |
| 故障響應時間 |
< 1 µs |
| 工作溫度 |
-40°C 至 +125°C |
| 欠壓鎖定閾值 |
2.5V(典型值) |
| 使能邏輯 |
高電平有效 |
核心特性
- 寬輸入電壓範圍:3V 至 20V
- 連續電流高達 5A
- 通過外部電阻可編程電流限制
- 快速過流保護,響應時間 < 1 µs
- 欠壓鎖定 (UVLO) 確保可靠啟動
- 故障標誌輸出,用於系統監控
- 熱關斷保護
- 8-SO-POWERPAD 封裝,改善散熱
典型應用場景
- 5G 基站電源分配
- 汽車儀表板電源管理
- 工業控制系統
- 服務器和存儲設備
- 支持熱插拔的便攜式電子設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS2421-1DDA 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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