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Product Overview
The SM72482MAE-4/NOPB is a high-speed, dual-channel low-side gate driver from Texas Instruments, designed for driving MOSFETs and IGBTs in power conversion applications. Housed in an 8-pin SOIC package, it delivers 4A peak source and sink current with typical propagation delay of 13 ns, making it suitable for high-frequency switching. The device features independent enable inputs, under-voltage lockout (UVLO) for both channels, and operates over a wide supply range of 4.5V to 18V. Its robust design ensures reliable performance in demanding environments such as telecom rectifiers, server power supplies, and industrial motor drives.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
2 (Dual, Low-Side) |
| Peak Output Current |
4A (Source/Sink) |
| Supply Voltage Range |
4.5V to 18V |
| Propagation Delay (Typical) |
13 ns |
| Rise/Fall Time (Typical) |
7 ns / 6 ns (with 1nF load) |
| UVLO Threshold (VDD) |
4.3V (Rising), 3.9V (Falling) |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-SOIC |
| Enable Logic |
Active High, Independent per Channel |
Key Features
- 4A peak drive current for fast switching
- Independent enable inputs for each channel
- Under-voltage lockout (UVLO) with hysteresis
- Wide supply voltage range (4.5V to 18V)
- Low propagation delay (13 ns typical)
- High noise immunity (CMTI > 50 V/ns)
- RoHS compliant and lead-free (NOPB)
Target Applications
- Telecom and server power supplies (e.g., 48V rectifiers for 5G base stations)
- DC-DC converters (e.g., isolated converters for automotive dashboard power)
- Motor drives (e.g., BLDC motor controllers for industrial automation)
- Solar inverters (e.g., string inverters for residential solar systems)
- Class-D audio amplifiers (e.g., high-power audio systems)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SM72482MAE-4/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
SM72482MAE-4/NOPB 是德州儀器 (TI) 推出的高速雙通道低側閘極驅動器,專為驅動功率轉換應用中的 MOSFET 和 IGBT 設計。採用 8 引腳 SOIC 封裝,提供 4A 峰值源電流和灌電流,典型傳播延遲為 13 ns,適用於高頻開關。該器件具有獨立的使能輸入、欠壓鎖定 (UVLO) 功能,並在 4.5V 至 18V 的寬電源範圍內工作。其堅固的設計確保在電信整流器、服務器電源和工業電機驅動等苛刻環境中可靠運行。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
2 (雙通道,低側) |
| 峰值輸出電流 |
4A (源/灌) |
| 電源電壓範圍 |
4.5V 至 18V |
| 傳播延遲 (典型值) |
13 ns |
| 上升/下降時間 (典型值) |
7 ns / 6 ns (1nF 負載) |
| UVLO 閾值 (VDD) |
4.3V (上升), 3.9V (下降) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
8-SOIC |
| 使能邏輯 |
高電平有效,每通道獨立 |
核心特性
- 4A 峰值驅動電流,實現快速開關
- 每通道獨立使能輸入
- 欠壓鎖定 (UVLO) 帶遲滯
- 寬電源電壓範圍 (4.5V 至 18V)
- 低傳播延遲 (典型 13 ns)
- 高噪聲抗擾度 (CMTI > 50 V/ns)
- 符合 RoHS 且無鉛 (NOPB)
典型應用場景
- 電信和服務器電源 (例如 5G 基站的 48V 整流器)
- DC-DC 轉換器 (例如汽車儀表板電源的隔離轉換器)
- 電機驅動 (例如工業自動化的無刷直流電機控制器)
- 太陽能逆變器 (例如家用太陽能系統的組串逆變器)
- D 類音頻放大器 (例如大功率音頻系統)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SM72482MAE-4/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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現貨庫存,即日發貨:確保現貨充足。下午 4 點前確認訂單,即可安排當天寄出。
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深港聯動,結算靈活:深圳直發全球,物流高效可靠;支援香港銀行戶口轉賬及多幣種結算。
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Escrow 擔保交易:支援 Escrow.com 平台交易,保障買賣雙方權益,小批量訂單亦可安心在線下單。
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BOM 配單與樣板服務:提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。
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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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100% 原廠正貨:承諾所有供應零件均為原裝現貨,品質嚴格把關,來源清晰可追溯。
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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。
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