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Product Overview
The TPS43333QDAPRQ1 from Texas Instruments is a dual-channel, synchronous buck controller designed for automotive and industrial applications. It operates from a 4.5V to 40V input supply and delivers up to 3A per channel. The device integrates high-side and low-side MOSFET drivers, enabling high efficiency and compact power solutions. With features like spread spectrum frequency modulation, programmable soft-start, and overcurrent protection, it is ideal for powering microcontrollers, sensors, and communication modules in harsh environments.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 40V |
| Output Current per Channel |
3A |
| Switching Frequency |
200kHz to 2.2MHz |
| Output Voltage Accuracy |
±1% |
| Operating Temperature |
-40°C to 125°C |
| Package |
38-HTSSOP |
| Protection Features |
OCP, OVP, UVLO, Thermal Shutdown |
Key Features
- Dual synchronous buck controller with integrated drivers
- Wide input voltage range for automotive and industrial use
- Spread spectrum for reduced EMI
- Programmable soft-start and sequencing
- Power-good output and enable control
- Automotive-grade AEC-Q100 qualified
Target Applications
- Automotive infotainment and cluster systems
- 5G base station power supplies
- Industrial automation and robotics
- Telecom and networking equipment
- Battery-powered systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS43333QDAPRQ1. 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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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
TPS43333QDAPRQ1 是德州儀器推出的雙通道同步降壓控制器,專為汽車和工業應用設計。它可在 4.5V 至 40V 輸入電壓下工作,每通道提供高達 3A 的輸出電流。該器件集成了高側和低側 MOSFET 驅動器,可實現高效率的緊湊型電源解決方案。具有展頻調製、可編程軟啟動和過流保護等功能,非常適合在惡劣環境中為微控制器、傳感器和通信模塊供電。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 40V |
| 每通道輸出電流 |
3A |
| 開關頻率 |
200kHz 至 2.2MHz |
| 輸出電壓精度 |
±1% |
| 工作溫度 |
-40°C 至 125°C |
| 封裝 |
38-HTSSOP |
| 保護功能 |
過流、過壓、欠壓鎖定、熱關斷 |
核心特性
- 雙通道同步降壓控制器,集成驅動器
- 寬輸入電壓範圍,適用於汽車和工業
- 展頻技術降低 EMI
- 可編程軟啟動和時序控制
- 電源正常輸出和使能控制
- 符合 AEC-Q100 汽車級認證
典型應用場景
- 汽車信息娛樂和儀表系統
- 5G 基站電源
- 工業自動化和機器人
- 電信和網絡設備
- 電池供電系統
環球供應鏈與批發合作夥伴方案
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