| Photo | Mfr. Part # | Availability | Quantity | Datasheet | RoHs | Series | Packaging | Product Status | Transformer Type | Inductance | ET (Volt-Time) | Turns Ratio - Primary:Secondary | Mounting Type | Size / Dimension | Height - Seated (Max) | Operating Temperature | Grade | Qualification | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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                    S558-5999-AC-FMODULE XFRMR LAN GIGABIT 24P SMD Bel Fuse Inc.  |  
                3,083 | 
                
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                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN | - | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.522" L x 0.600" W (13.26mm x 15.24mm) | 0.250" (6.35mm) | -40°C ~ 85°C | - | - | |
                 
                 
                
                 | 
				
                    S558-5999-Q9-FMODULE XFRMR LAN 10/100B-TX SMD Bel Fuse Inc.  |  
                4,618 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 1.100" L x 0.476" W (27.94mm x 12.09mm) | 0.236" (5.99mm) | 0°C ~ 70°C | - | - | |
                 
                 
                
                 | 
				
                    S558-5999-Q2-FMODULE XFRMR LAN GIGABIT 48P SMD Bel Fuse Inc.  |  
                3,204 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 1.095" L x 0.480" W (27.81mm x 12.19mm) | 0.295" (7.49mm) | 0°C ~ 70°C | - | - | |
                 
                 
                
                 | 
				
                    S558-5999-Q3-FMODULE XFRMR LAN GIGABIT 48P SMD Bel Fuse Inc.  |  
                5,987 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 1.095" L x 0.480" W (27.81mm x 12.19mm) | 0.295" (7.49mm) | 0°C ~ 70°C | - | - | |
| 
                 
                 | 
				
                    S558-5999-J1-FMODULE XFRMR LAN 10/100B-TX SMD Bel Fuse Inc.  |  
                4,554 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.485" L x 0.285" W (12.32mm x 7.24mm) | 0.225" (5.72mm) | 0°C ~ 70°C | - | - | |
| 
                 
                 | 
				
                    S558-5999-W2-FMODULE XFRMR LAN 10/100B-TX SMD Bel Fuse Inc.  |  
                5,454 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.485" L x 0.285" W (12.32mm x 7.24mm) | 0.225" (5.72mm) | -40°C ~ 85°C | - | - | |
| 
                 
                 | 
				
                    0553-0013-BC-FMODULE XFRMR LAN T1/E1 PCB Bel Fuse Inc.  |  
                3,145 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tube | Active | T1/E1 (Single) | 1.2mH | - | 1CT:1 | Through Hole | 0.500" L x 0.350" W (12.70mm x 8.89mm) | 0.250" (6.35mm) | - | - | - | |
                 
                 
                
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                    S558-5999-46-FMODULE XFRMR LAN 10/100B-TX SMD Bel Fuse Inc.  |  
                3,933 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 420µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 1.000" L x 0.390" W (25.40mm x 9.91mm) | 0.235" (5.97mm) | 0°C ~ 70°C | - | - | |
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                 | 
				
                    S558-5999-T3-FXFRMR MODULE LAN GIGABIT 24P SMD Bel Fuse Inc.  |  
                3,902 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.522" L x 0.600" W (13.26mm x 15.24mm) | 0.250" (6.35mm) | 0°C ~ 70°C | - | - | |
                 
                 
                
                 | 
				
                    S558-5999-AM-FXFRMR MODULE LAN GIGABT MINIPCI Bel Fuse Inc.  |  
                4,708 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tape & Reel (TR) | Active | LAN | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.880" L x 0.540" W (22.35mm x 13.72mm) | 0.084" (2.13mm) | 0°C ~ 70°C | - | - |