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ISO7742QDBQQ1


Automotive reinforced quad-channel digital isolator, 2/2 config, 5000Vrms, 100Mbps, AEC-Q100

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制造商零件:

ISO7742QDBQQ1

包装:

16-SOIC (7.5mm width)

品牌:
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说明

产品概览

The ISO7742QDBQQ1 from Texas Instruments is an automotive-qualified (AEC-Q100) high-speed reinforced quad-channel digital isolator with a 2/2 channel configuration. It provides 5000Vrms isolation with CMTI up to 100kV/us, operating at data rates up to 100Mbps from 2.5V to 5.5V supplies.

主要规格

Isolation Rating Reinforced, 5000Vrms
渠道 4 (2 forward, 2 reverse)
数据速率 Up to 100Mbps
CMTI 85kV/us typ, 100kV/us min
传播延迟 11ns (typ)
电源电压 2.5V to 5.5V
包装 16-SOIC (7.5mm width)
工作温度 -40 to +125 C
资格 AEC-Q100

特点

  • Robust EMC performance for automotive environments
  • 5000Vrms reinforced isolation with high CMTI
  • 2/2 bidirectional channel configuration
  • Low propagation delay: 11ns typical
  • Wide supply range: 2.5V to 5.5V per side
  • UL 1577 and VDE certified

应用

  • Automotive CAN/LIN bus isolation
  • Industrial communication interfaces
  • Power supply feedback loop isolation
  • Motor drive signal isolation

The ISO7742QDBQQ1 is an automotive-qualified, high-speed, reinforced quad-channel digital isolator with a 2/2 channel configuration. It provides 5000Vrms reinforced isolation with CMTI up to 100kV/us, making it suitable for harsh automotive and industrial environments. The device supports data rates up to 100Mbps with a typical propagation delay of only 11ns. Each side operates from a 2.5V to 5.5V supply, enabling level translation between different voltage domains. The robust EMC design ensures reliable operation in noisy environments.

The ISO7742QDBQQ1 uses capacitive isolation technology with on-chip transformers to couple digital signals across the isolation barrier. The input signal is encoded and transmitted through the isolation capacitor, then decoded on the output side. The device features a fail-safe mechanism that defaults the output to a defined state when the input is not powered or the signal is lost. The robust EMC design includes filtering and shielding to minimize radiated and conducted emissions while maintaining high immunity to external electromagnetic interference.

针脚 名称 功能
1 VCC1 Side 1 supply voltage
2 INA Channel A input (forward)
3 OUTB Channel B output (reverse)
4 INC Channel C input (forward)
5 OUTD Channel D output (reverse)
6 EN1 Side 1 output enable
7-8 接地1 Side 1 ground
9-10 接地2 Side 2 ground
11 ENA2 Side 2 output enable
12 IND Channel D input (reverse)
13 OUTC Channel C output (forward)
14 INB Channel B input (reverse)
15 OUTA Channel A output (forward)
16 VCC2 Side 2 supply voltage
  • Automotive CAN bus and LIN bus isolation between domains
  • Industrial RS-485/RS-422 interface isolation with high CMTI
  • Isolated SPI communication between MCU and power stage
  • Battery management system signal isolation in HEV/EV
模型 制造商 主要区别
ISO7741QDBQQ1 TI 3/1 channel configuration
ISO7740QDBQQ1 TI 4/0 all forward channels
Si8642 硅实验室 Quad 2/2, 150Mbps
ADuM1412 ADI Quad 2/2, iCoupler
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质量保证

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.

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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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Our products comply with a variety of international industry quality standards to adapt to high-standard application scenarios:
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Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China

 

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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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5. Local Pickup in Shenzhen

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Contact Information

Email: info@materialparts.com

Tel / WhatsApp: +86 13760382860

服务与包装

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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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

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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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