74941302 Ethernet Transformer-Overview:

Key Characteristics

1. High-Voltage Isolation – 4300 VDC test voltage (1 min) with reinforced insulation for maximum safety.
2. Robust Design – Supports up to 1000 VDC working voltage, ideal for high-power applications.
3. Integrated EMI Suppression – Built-in filter chokes for effective common-mode noise reduction.
4. Communication Flexibility – Compatible with serial daisy chain, isoSPI, and SPI protocols.
5. Compact & Versatile – Available in low-profile and multiple footprints for flexible PCB integration.
6. Wide Temperature Range – Operates reliably from -40°C to +125°C, suitable for harsh environments.
7. Automotive-Grade Reliability – Meets stringent industry standards for durability.
8. Space-Efficient – Low-profile design (3.45 mm height) saves PCB space.
9. Enhanced Safety – 10 mm creepage distance prevents arcing in high-voltage setups.

Applications: 74941302 Ethernet Transformer Ideal for Engineers designing high-isolation, noise-resistant communication in EV, industrial, and energy systems.

• Energy Storage Systems (ESS) – Safe signal isolation in battery management.
• Uninterruptible Power Supplies (UPS) – Reliable noise-filtered communication.
• E-Bikes & E-Scooters – High-voltage protection in compact EV systems.
• Industrial Interfaces – Galvanic isolation for PLCs, motor controls, and sensors.

74941302 BMS Transformer-DATASHEET:

LINK-PP is a professional designer and Manufacturer of magnetic telecom and networking components. Founded in Shenzhen in 1997 and began to develop Discrete Transformer. With over 26 years of experience in innovation and technology leadership. Our main products include RJ45 Connectors, LAN Transformers, and SFP Modules. We focus on improving product reliability and durability.

Main Production Lines

◆ 10/100/1000/10GBase-T LAN Isolation Transformer and Filter

◆ Rj45 Modular Jack With Integrated 10/100/1000/10G Magnetics
◆ Magnetic Rj45 Jack with POE/ POE+; IEEE823.3af/ IEEE802.3at
◆ LAN Transformer With POE/ POE+; IEEE823.3af/ IEEE802.3at
◆ T1/E1,T3/DS3/E3/STS-1 Interface LAN transformer
◆ ISDN,HDSL,ADSL and VDSL Transformer and splitter

◆ Optical Transceivers