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Product Overview
The TPS5420DR from Texas Instruments is a high-performance, 2A step-down (buck) DC-DC converter integrated circuit. It operates over a wide input voltage range of 5.5V to 36V, making it suitable for a variety of power supply applications. The device is housed in an 8-pin SOIC package, offering a compact solution for space-constrained designs. With integrated high-side and low-side MOSFETs, the TPS5420DR provides high efficiency and excellent transient response. Its fixed 500kHz switching frequency allows for small external components, reducing overall solution size and cost.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
5.5V to 36V |
| Output Current |
2A |
| Switching Frequency |
500kHz (fixed) |
| Output Voltage Accuracy |
±1.5% |
| Efficiency |
Up to 95% |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-SOIC |
| Protection Features |
Overcurrent, Overtemperature, Undervoltage Lockout |
Key Features
- Integrated 2A MOSFETs for high efficiency
- Wide input voltage range: 5.5V to 36V
- Fixed 500kHz switching frequency for small filter components
- Internal compensation simplifies design
- Enable pin for power sequencing
- Overcurrent and overtemperature protection
- Undervoltage lockout (UVLO) with hysteresis
- Small 8-SOIC package
Target Applications
- 5G base station power supplies
- Automotive dashboard and infotainment systems
- Industrial control systems
- Telecommunications equipment
- Distributed power systems
- Point-of-load (POL) converters
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS5420DR. 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
TPS5420DR 是德州儀器 (TI) 推出的一款高性能、2A 降壓型 DC-DC 轉換器。其輸入電壓範圍為 5.5V 至 36V,適用於多種電源應用。器件採用 8 引腳 SOIC 封裝,為空間受限的設計提供緊湊解決方案。內置高側和低側 MOSFET,實現高效率與出色的瞬態響應。固定 500kHz 開關頻率允許使用小型外部元件,降低整體方案尺寸和成本。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
5.5V 至 36V |
| 輸出電流 |
2A |
| 開關頻率 |
500kHz (固定) |
| 輸出電壓精度 |
±1.5% |
| 效率 |
高達 95% |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
8-SOIC |
| 保護功能 |
過流、過溫、欠壓鎖定 |
核心特性
- 集成 2A MOSFET,實現高效率
- 寬輸入電壓範圍:5.5V 至 36V
- 固定 500kHz 開關頻率,減小濾波元件
- 內部補償,簡化設計
- 使能引腳,支持電源排序
- 過流和過溫保護
- 欠壓鎖定 (UVLO) 帶滯回
- 小型 8-SOIC 封裝
典型應用場景
- 5G 基站電源
- 汽車儀表盤和信息娛樂系統
- 工業控制系統
- 電信設備
- 分布式電源系統
- 負載點 (POL) 轉換器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS5420DR 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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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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