LAN transformer BOURNS SM51625EL supporting Power over Ethernet plus and 10 100 1000 Base T Ethernet

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Product Description

Product Overview

The SM51625EL is a high-performance LAN transformer designed for 10/100/1000 Base-T Ethernet applications, featuring Power over Ethernet Plus (PoE++) capabilities. It supports PoE up to 1.2 ADC per center tap and is compliant with IEEE802.3 standards. This transformer is ideal for use in LAN and Ethernet infrastructure where reliable data transmission and power delivery are essential.

Product Attributes

Brand: Bourns
Model: SM51625EL
Packaging: Tape & Reel (350 pcs./reel)
Termination: Tin (RoHS Compliant)
RoHS Compliant
Moisture Sensitivity Level: 1

Technical Specifications

Specification	Value
Compliant with	IEEE802.3 standards
Designed for	10/100/1000 Base-T and PoE++
PoE up to	1.2 ADC per center tap
Turns Ratio (TD:MX)	5 % 1CT:1CT
OCL (@100 kHz, 0.1 V, 28 mA, DC Bias)	80 H min.
Leakage Inductance (TD, MX Short) @100 kHz, 0.1 V	0.5 H max.
DCR (TD)	1.4 ohms max.
Cww (TD to MX) @ 100 kHz, 0.1 V	25 pF typ.
Hi-Pot (Pri to Sec)	1500 Vrms, 1 mA, 60 seconds
Insertion Loss (TD:MX) 0.3 to 1 MHz	-1.1 dB max.
Insertion Loss (TD:MX) 1 to 65 MHz	-0.8 dB max.
Insertion Loss (TD:MX) 65 to 100 MHz	-1 dB max.
Return Loss (TD, MX w/100 load) 1 to 40 MHz	-16 dB min.
Return Loss (TD, MX w/100 load) 40 to 100 MHz	-10+20*Log10 (f/80 MHz) dB min.
Cross Talk (Between Each Channel) 1 to 30 MHz	-41 dB min.
Cross Talk (Between Each Channel) 30 to 60 MHz	-37 dB min.
Cross Talk (Between Each Channel) 60 to 100 MHz	-33 dB min.
Common Mode Rejection (TD:MX) 0.3 to 100 MHz	-30 dB min.
PoE++ Current	Up to 1.2 ADC per center tap
Operating Temperature Range	-40 C to +85 C
Storage Temperature Range	-55 C to +125 C
Product Dimensions (Main Body)	17.55 0.25 mm (0.691 .010 in) x 16.00 0.25 mm (0.630 .010 in)
Tape & Reel Quantity	350 pcs./reel