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الصفحة الرئيسية > الدوائر المتكاملة لإدارة الطاقة (PMIC) > محولات التيار المستمر-التناوب المستمر > LM2676SX-5.0/NOPB

LM2676SX-5.0/NOPB

3A buck, 5V fixed, 40V max, 260kHz, DMOS, TO-263-7

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جزء الشركة المصنعة ： جزء الشركة المصنعة

LM2676SX-5.0/NOPB

الحزمة ： الحزمة

TO-263-7 (10.10 x 8.89 mm)

العلامة التجارية ： العلامة التجارية
فئات المنتجات:：فئات المنتجات
الالتزام بالجودة
الشحن والدفع
الخدمة والتغليف
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الوصف

نظرة عامة على المنتج

The LM2676SX-5.0/NOPB from Texas Instruments is a SIMPLE SWITCHER high-efficiency 3A step-down voltage regulator with fixed 5V output in a 7-pin TO-263 surface-mount package. Using a 150mOhm DMOS output switch for >90% efficiency, it operates at 260kHz with 8-40V input. The BOOST pin provides gate drive enhancement for the DMOS switch.

المواصفات الرئيسية

جهد الخرج 5.0V fixed (also 3.3V, 12V, adj)
جهد الإدخال 8V to 40V
تيار الإخراج 3A
تردد التحويل 260kHz fixed
Efficiency Up to 94%
DMOS Rds(on) 150mOhm
التيار الاحتياطي 50uA (ON/OFF=high)
Output Tolerance +/-2% max
Protection Thermal shutdown, current limit
Operating Temp -40 to +125 C (TJ)
الحزمة TO-263-7

الميزات

  • 150mOhm DMOS output switch for >90% efficiency
  • 260kHz fixed frequency for small inductors
  • +/-2% output voltage tolerance
  • 50uA low standby current in shutdown
  • BOOST pin for enhanced gate drive
  • Thermal shutdown and current limit protection

التطبيقات

  • High-efficiency 5V power from 12V/24V bus
  • Communication module power supplies
  • Electric meter power supplies
  • Motor driver auxiliary supplies

The LM2676SX-5.0/NOPB from Texas Instruments is a SIMPLE SWITCHER high-efficiency 3A step-down voltage regulator with fixed 5V output in a 7-pin TO-263 surface-mount package. Using a 150mOhm DMOS output switch for >90% efficiency, it operates at 260kHz with 8-40V input. The BOOST pin provides gate drive enhancement for the DMOS switch.

The LM2676SX-5.0/NOPB operates as described in the product overview. Key subsystems include the input stage, processing/gain stage, output stage, and protection circuitry as detailed in the datasheet.

دبوس الاسم النوع الوصف
1 SWITCH المخرجات DMOS switch output to inductor
2 INPUT المدخلات Unregulated input (8-40V)
3 CB الإدخال/الإخراج Boost capacitor for gate drive
4 GND الطاقة أرضي
5 FEEDBACK المدخلات Feedback sense
6 ON/OFF المدخلات Shutdown (high=off)
7 نورث كارولاينا - No connect
علامة التبويب GND الطاقة Ground/thermal pad
  • High-efficiency 5V power from 12V/24V bus
  • Communication module power supplies
  • Electric meter power supplies
  • Motor driver auxiliary supplies
الطراز الشركة المصنعة الحزمة الملاحظات
LM2676T-5.0 TI TO-220-7 Through-hole version
LM2596S-5.0 TI TO-263-5 Lower cost, bipolar output
LMR33630ADDFR TI SOT-23-THIN Modern 3A replacement
TPS54360DAR TI SOIC-8 Higher Vin, modern
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ضمان الجودة

Quality is the core foundation of our long-term global cooperation. With over 20 years of experience in the electronic component industry, Materialparts has built a strict and standardized quality management system covering component sourcing, incoming inspection, full-batch testing, packaging and delivery. We are committed to delivering 100% genuine, high-reliability electronic components for industrial control, automotive electronics, consumer electronics and medical device industries, and fully safeguarding your production and R&D projects.

1. Authorized & Genuine Sourcing Promise

All of our electronic components are procured from official authorized distributors and original manufacturers. We strictly reject counterfeits, refurbished parts, disassembled components and gray-market goods. Every product is guaranteed to be brand-new original parts and fully consistent with the original technical parameters. For branded products such as NXP IC series, we maintain complete supply channel documents to realize full product traceability.

2. Strict Full-batch Quality Inspection

We implement 100% full-batch quality control for all goods before shipment. Our professional QC team conducts multi-dimensional tests including appearance inspection, electrical parameter testing, performance verification and packaging check. Each batch of components is attached with complete inspection reports and batch records. We stick to zero-tolerance standards for defective products to ensure every piece of component meets industrial application requirements.

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If any product is confirmed to have non-conformity quality problems due to our reasons after receipt, we provide free return, exchange and supplementary delivery services. Our professional quality team will also conduct root cause analysis to optimize our quality control process. We respond to quality feedback within 24 hours to resolve your worries efficiently.

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Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China

 

الشحن والدفع

Materialparts is a professional global supplier of electronic components with over 20 years of industry experience. We provide one-stop supply of passive components, integrated circuits, as well as parts for industrial control, automotive electronics, consumer electronics and medical devices. Below are the unified shipping and payment policies applicable to all orders, samples and bulk purchases worldwide.

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We offer a variety of secure and convenient payment methods to meet diverse business cooperation needs. Details are as follows:
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    US Dollar (USD) is the default settlement currency. RMB is available for domestic customers.

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5. Local Pickup in Shenzhen

Local pickup service is available for customers in Shenzhen and surrounding areas:
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Contact Information

Email: info@materialparts.com

Tel / WhatsApp: +86 13760382860

الخدمة والتغليف

Materialparts is a professional electronic component supplier based in Shenzhen, China, with over 20 years of global trading experience. We integrate component procurement, quality inspection, technical support, customized packaging, and global delivery services to provide one-stop supply chain solutions. Our business covers industrial control, automotive electronics, consumer electronics, medical devices and other industries. We always adhere to genuine sources, stable supply and considerate after-sales service.

Core Services

1. One-stop Sourcing & BOM Support

We specialize in a full range of passive and active electronic components, including SMD resistors, power resistors, connectors, aviation connectors, LED beads, flexible circuit boards, printed circuit boards, and integrated circuits. Our professional team provides BOM list consolidation, component matching, and alternative model recommendation services. We support sample orders, small-batch trial production, and mass production orders with flexible MOQs to meet diverse procurement needs.

2. Genuine Product Guarantee & Full-process Quality Inspection

All products are sourced from official authorized channels and are 100% original genuine parts. Every batch of goods undergoes strict full-process quality inspection before delivery, with complete batch records and traceability documents provided. Our products comply with AEC-Q standards for automotive electronics and high-reliability specifications for medical devices. We eliminate counterfeits, refurbished parts and defective products from the source to secure your project production.

3. Fast Quotation & Order Processing

Our customer service team responds promptly to inquiries and quotation requests. All in-stock orders will be processed within one working day. We provide stocking reservation services for long-term cooperative customers, effectively solving problems such as component shortages and unstable supply chains.

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6. Global Logistics & Document Services

We cooperate with mainstream international logistics providers including DHL, FedEx, UPS and TNT to achieve fast global delivery. We can provide complete export documents such as customs declaration files, commercial invoices and packing lists to ensure smooth customs clearance for international shipments. Local pickup is also available for customers in Shenzhen, China.

Professional Packaging Standards

Electronic components are sensitive to static electricity, collision, moisture and dust. We adopt industry-standard anti-static packaging solutions to fully ensure the integrity of goods during transportation and storage.

1. General Packaging Specifications

  • All components are packed separately to avoid damage caused by friction and collision;
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2. Classified Professional Packaging

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  • Vacuum Moisture-proof Packaging: Moisture-sensitive components are vacuum-sealed with desiccants to isolate humid air, suitable for ocean transportation and long-term storage.
  • Original Factory Packaging: Integrated circuits of brands such as NXP are delivered with original reels, trays or tubes by default, retaining complete original packaging and adapting to automated SMT production lines.
  • Discrete Device Packaging: Discrete devices such as SMD resistors, power resistors and LEDs are quantitatively and classifiedly packaged with accurate quantity and clear marking.
  • Connector / Aviation Connector Packaging: Hard outer packaging is adopted to prevent pin bending and structural deformation.

3. Custom Packaging Services

We provide value-added services including personalized packaging, custom labeling and re-reeling according to customer requirements, fully matching your production and warehouse management standards.

Contact Information

For service consultation or packaging customization, please feel free to contact us:
Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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