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Product Overview
The LMR33620AQRNXTQ1 from Texas Instruments is a high-performance, automotive-grade synchronous step-down DC/DC converter. It operates over a wide input voltage range of 3.8V to 36V, delivering up to 2A of continuous output current. Housed in a compact 12-pin VQFN-HR package (3mm x 2mm), this device integrates high-side and low-side MOSFETs, minimizing external component count and solution size. With its peak current-mode control architecture, the LMR33620AQRNXTQ1 provides excellent line and load transient response, making it ideal for powering sensitive loads in automotive and industrial applications.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3.8V to 36V |
| Output Voltage Range |
0.8V to 24V |
| Output Current |
2A |
| Switching Frequency |
400kHz to 2.2MHz (adjustable) |
| Efficiency |
Up to 95% |
| Quiescent Current |
25µA (typical) |
| Operating Temperature |
-40°C to +125°C |
| Package |
12-VQFN-HR (3mm x 2mm) |
Key Features
- Integrated 100mΩ high-side and 60mΩ low-side MOSFETs
- Peak current-mode control for fast transient response
- Adjustable switching frequency with external resistor
- Frequency synchronization capability
- Power-good output for sequencing and fault indication
- Precision enable with hysteresis for adjustable UVLO
- Built-in protection: OVP, OCP, OTP, and UVLO
- Automotive AEC-Q100 qualified
Target Applications
- Automotive infotainment systems (e.g., dashboard displays, head units)
- Advanced driver-assistance systems (ADAS) cameras and sensors
- 5G base station power supplies
- Industrial automation and control systems
- Portable and battery-powered equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LMR33620AQRNXTQ1. 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
LMR33620AQRNXTQ1 是德州儀器(TI)推出的一款高性能、車規級同步降壓 DC/DC 轉換器。它支持 3.8V 至 36V 的寬輸入電壓範圍,可提供高達 2A 的連續輸出電流。器件採用緊湊的 12 引腳 VQFN-HR 封裝(3mm x 2mm),集成了高側和低側 MOSFET,最大限度地減少了外部元件數量和解決方案尺寸。憑藉其峰值電流模式控制架構,LMR33620AQRNXTQ1 具有出色的線性和負載瞬態響應,非常適合為汽車和工業應用中的敏感負載供電。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3.8V 至 36V |
| 輸出電壓範圍 |
0.8V 至 24V |
| 輸出電流 |
2A |
| 開關頻率 |
400kHz 至 2.2MHz(可調) |
| 效率 |
高達 95% |
| 靜態電流 |
25µA(典型值) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
12-VQFN-HR(3mm x 2mm) |
核心特性
- 集成 100mΩ 高側和 60mΩ 低側 MOSFET
- 峰值電流模式控制,實現快速瞬態響應
- 通過外部電阻可調開關頻率
- 頻率同步功能
- 電源正常輸出,用於排序和故障指示
- 帶滯回的精密使能引腳,可調 UVLO
- 內置保護:OVP、OCP、OTP 和 UVLO
- 通過 AEC-Q100 車規認證
典型應用場景
- 汽車信息娛樂系統(例如儀表板顯示、主機)
- 高級駕駛輔助系統(ADAS)攝像頭和傳感器
- 5G 基站電源
- 工業自動化和控制系統
- 便攜式和電池供電設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LMR33620AQRNXTQ1 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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