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Product Overview
The TPS40345DRCT from Texas Instruments is a high-performance, synchronous buck DC/DC controller designed for low-voltage, high-current applications. It operates from an input voltage range of 4.5V to 15V and provides a regulated output voltage as low as 0.6V with ±1% accuracy. The device features a fixed 600kHz switching frequency, enabling small external components and a compact solution size. Housed in a 10-pin VSON (3x3 mm) package, it is ideal for space-constrained designs.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 15V |
| Output Voltage Range |
0.6V to 90% of VIN |
| Output Voltage Accuracy |
±1% |
| Switching Frequency |
600kHz (fixed) |
| Maximum Duty Cycle |
90% |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
10-VSON (3x3 mm) |
Key Features
- Integrated 1.5A gate drivers for high-current MOSFETs
- Voltage mode control with feed-forward compensation
- Programmable soft-start and overcurrent protection
- Power-good output for sequencing
- Low shutdown current (<1µA)
- Thermal shutdown protection
Target Applications
- 5G base station power supplies (e.g., for FPGA or ASIC cores)
- Automotive infotainment and dashboard displays
- Industrial control systems and PLCs
- Telecom and networking equipment (e.g., routers, switches)
- Point-of-load (POL) regulators for servers and storage
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS40345DRCT. 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
TPS40345DRCT 是德州儀器 (TI) 推出的一款高性能同步降壓 DC/DC 控制器,專為低電壓、大電流應用設計。它支持 4.5V 至 15V 的輸入電壓範圍,輸出電壓可低至 0.6V,精度為 ±1%。器件採用固定 600kHz 開關頻率,有助於減小外部元件尺寸,實現緊湊的解決方案。封裝為 10 引腳 VSON (3x3 mm),適合空間受限的設計。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 15V |
| 輸出電壓範圍 |
0.6V 至 90% VIN |
| 輸出電壓精度 |
±1% |
| 開關頻率 |
600kHz (固定) |
| 最大佔空比 |
90% |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
10-VSON (3x3 mm) |
核心特性
- 集成 1.5A 柵極驅動器,適用於大電流 MOSFET
- 電壓模式控制,帶前饋補償
- 可編程軟啟動和過流保護
- 電源正常輸出,用於時序控制
- 低關斷電流 (<1µA)
- 熱關斷保護
典型應用場景
- 5G 基站電源(例如 FPGA 或 ASIC 內核供電)
- 汽車信息娛樂系統和儀表盤顯示
- 工業控制系統和 PLC
- 電信和網絡設備(例如路由器、交換機)
- 服務器和存儲設備的負載點 (POL) 穩壓器
環球供應鏈與批發合作夥伴方案
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