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Product Overview
The LM2734ZQSDE/NOPB is a high-frequency, current-mode, step-down DC-DC converter from Texas Instruments. It operates at a fixed switching frequency of 3 MHz, allowing for small external components and a compact solution size. The device is capable of delivering up to 1A of output current with excellent line and load regulation. The wide input voltage range of 2.7V to 5.5V makes it suitable for battery-powered and point-of-load applications. The LM2734ZQSDE/NOPB is available in a 6-pin WSON package (3x3 mm) with exposed pad for enhanced thermal performance.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
2.7V to 5.5V |
| Output Voltage Range |
0.8V to VIN |
| Output Current |
1A |
| Switching Frequency |
3 MHz (fixed) |
| Efficiency |
Up to 90% |
| Quiescent Current |
40 µA (typical) |
| Shutdown Current |
0.1 µA (typical) |
| Operating Temperature |
-40°C to +125°C |
| Package |
6-WSON (3x3 mm) |
Key Features
- 3 MHz fixed switching frequency enables small inductor and capacitor values
- Current-mode control for fast transient response
- Internal compensation simplifies design
- Enable pin with shutdown current < 1 µA
- Over-current and thermal shutdown protection
- Available in a thermally enhanced WSON package
Target Applications
- 5G base station power supply (e.g., for RF transceiver modules)
- Automotive dashboard displays and infotainment systems
- Portable and battery-powered devices (e.g., smartphones, tablets)
- Point-of-load regulation for FPGAs and DSPs
- Industrial sensors and IoT modules
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM2734ZQSDE/NOPB. 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
LM2734ZQSDE/NOPB 是德州儀器(TI)推出的一款高頻、電流模式降壓型 DC-DC 轉換器。其固定開關頻率為 3 MHz,允許使用小型外部元件,實現緊湊的解決方案尺寸。該器件能夠提供高達 1A 的輸出電流,具有優異的線性和負載調節能力。寬輸入電壓範圍(2.7V 至 5.5V)使其適用於電池供電和負載點應用。LM2734ZQSDE/NOPB 採用 6 引腳 WSON 封裝(3x3 mm),帶有裸露焊盤以增強散熱性能。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
2.7V 至 5.5V |
| 輸出電壓範圍 |
0.8V 至 VIN |
| 輸出電流 |
1A |
| 開關頻率 |
3 MHz(固定) |
| 效率 |
高達 90% |
| 靜態電流 |
40 µA(典型值) |
| 關斷電流 |
0.1 µA(典型值) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
6-WSON(3x3 mm) |
核心特性
- 3 MHz 固定開關頻率,可使用小型電感和電容
- 電流模式控制,實現快速瞬態響應
- 內部補償,簡化設計
- 使能引腳,關斷電流小於 1 µA
- 過流和熱關斷保護
- 採用增強散熱的 WSON 封裝
典型應用場景
- 5G 基站電源(例如用於射頻收發模塊)
- 汽車儀表盤顯示和信息娛樂系統
- 便攜式和電池供電設備(例如智能手機、平板電腦)
- FPGA 和 DSP 的負載點穩壓
- 工業傳感器和物聯網模塊
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM2734ZQSDE/NOPB 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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