7490140122B 10/100 Base-T SMT Transformer Magnetic Module

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LINK-PP INT'L TECHNOLOGY CO., LIMITED

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Name: 7490140122B 10100 BaseT SMT Transformer Magnetic Module
Brand: LINK-PP
Price: 0.06 USD

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Parameter	Specification
Part Number	7490140122B
Series	LAN Magnetic
Data Rate	10/100BASE-T
Turns Ratio (Primary: Secondary)	1:1 ±2%
Inductance (OCL)	350 µH
Insertion Loss	-2 dB max (1–100 MHz)
Return Loss	-10 dB min (1–30 MHz), -7 dB min (30–60 MHz), -5 dB min (60–80 MHz), -4 dB min (80–100 MHz)
Common Mode Rejection Ratio (CMRR)	-35 dB min (1–30 MHz), -30 dB min (30–60 MHz), -28 dB min (60–100 MHz)
Crosstalk (CT)	-42 dB min (1–60 MHz), -40 dB min (60–100 MHz)
Isolation Voltage	4500 V RMS
Clearance Distance	7 mm min
Creepage Distance	8.6 mm min
Operating Temperature Range	-40°C to +85°C
Mounting Type	Surface Mount (SMT)
Dimensions (L × W × H)	17.1 mm × 14.75 mm × 8.4 mm
Compliance	IEEE 802.3u, RoHS

Industrial Ethernet (PLCs, automation, robotics).
Networking Equipment (Switches, routers, IP cameras).
IoT Devices – Reliable signal isolation for smart sensors.
Non-PoE Systems – Compatible with standard Ethernet ICs (e.g., Microchip, Texas Instruments).

10/100 Base-T Ethernet Transformer

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