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Transformers

Transformers are electronic components that are used to transfer electrical energy from one circuit to another through electromagnetic induction. They consist of two coils of wire, known as the primary and secondary windings, which are wrapped around a magnetic core. When an alternating current is passed through the primary winding, it creates a magnetic field that induces a voltage in the secondary winding. Transformers are commonly used in power supplies, audio equipment, and electronic devices to step up or step down voltage levels, isolate circuits, and match impedance. They come in various sizes and types, including toroidal, laminated, and ferrite core transformers, and are essential components in many electronic systems.

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Pbfree Code Part Status Moisture Sensitivity Level (MSL) Connector Type Termination ECCN Code Max Operating Temperature Min Operating Temperature Depth Length RoHS Status Lead Free Radiation Hardening Number of Pins Additional Feature Package / Case Reach Compliance Code Height Width Approval Agency Mounting Type Weight Operating Temperature Size / Dimension Height Seated (Max) Packing Method Number of Functions Physical Dimension JESD-609 Code Terminal Finish Surface Mount Operating Temperature (Max) Operating Temperature (Min) Subcategory Shielding Mounting Feature Application Inductance DC Resistance (DCR) Transformer Type Lead/Base Style Isolation Voltage Insertion Loss (dB) Turns Ratio - Primary:Secondary Turns Ratio (NpNs) Number of Secondary Winding Number of Primary Winding Load Resistance Return Loss Primary Inductance ET (Volt-Time) ET Product-Min Pulse Rise Time-Max
PE-68517 PE-68517 Pulse Electronics Network 0.0000
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0.00000000 download Surface Mount 2009 no Obsolete 4 (72 Hours) SMD/SMT EAR99 8.89mm 25.4mm Non-RoHS Compliant 16 COMPATIBLE WITH AMD, DAVICOM, ICS, LEVEL ONE, NATIONAL AND TDK TRANSCEIVERS, HEIGHT INCLUDES TERM Module 9.91mm Surface Mount 3.500004g 0°C~70°C 1.000Lx0.350W 25.40mmx8.89mm 0.370 9.40mm TUBE 1 L25.4XB8.89XH9.4 (mm) e0 Tin/Lead (Sn/Pb) 10/100 BASE-TX 58.4mOhm LAN 10/100 Base-T Gull Wing 1500V 1 dB 1:1 1CT:1; 1CT:1CT 12 dB 350 μH
H2009NLT H2009NLT Pulse Electronics Network 0.0000
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0.00000000 download 11 Weeks Surface Mount Tape & Reel (TR) 2009 yes Active 1 (Unlimited) PCB EAR99 15.11mm RoHS Compliant No 24 HEIGHT DIM INCLUDES TERMINALS ALSO SMD/SMT 6.12mm 13.16mm UL Surface Mount 0.06oz 1.71g 0°C~70°C 0.518Lx0.595W 13.16mmx15.11mm 0.251 6.37mm 2 L15.11XB13.16XH6.12 (mm) 10/100 BASE-TX; ETHERNET 3.5Ohm Isolation and Data Interface (Encapsulated) Gull Wing 1500V -1.1 dB 1:1 -12 dB
TX1550QNL TX1550QNL Pulse Electronics Network 0.0000
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0.00000000 Obsolete 1 (Unlimited)
H1664FNL H1664FNL Pulse Electronics Network 0.0000
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0.00000000 11 Weeks Surface Mount Tube 2014 Active 1 (Unlimited) EAR99 RoHS Compliant No 40 Surface Mount 0°C~70°C 1.110Lx0.608W 28.19mmx15.44mm 0.225 5.72mm 350μH 650mOhm LAN 10/100 Base-T Gull Wing 1:1
BX2287CT BX2287CT Pulse Electronics Network 0.0000
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0.00000000 Bulk Obsolete Vendor Undefined EAR99 12mm TURNS RATIO: 2:1, LENGTH AND HEIGHT DIM INCLUDES TERMINAL ALSO, COMPATIBLE WITH BCM6410; BCM6420 11.5mm 9.6mm TAPE & REEL 12.0mm X 9.6mm X 11.5mm YES 85°C -40°C SURFACE MOUNT TELECOM TRANSFORMER
TX1518T TX1518T Pulse Electronics Network 0.0000
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0.00000000 Obsolete Vendor Undefined
H7130NL H7130NL Pulse Electronics Network 0.0000
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0.00000000 Obsolete Vendor Undefined
BX1066W BX1066W Pulse Electronics Network 0.0000
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0.00000000 Obsolete Vendor Undefined
H7029FNL H7029FNL Pulse Electronics Network 0.0000
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0.00000000 13 Weeks Surface Mount 2013 Active 1 (Unlimited) EAR99 RoHS Compliant DIP 0°C~70°C 0.539Lx0.591W 13.70mmx15.00mm 0.230 5.85mm 120μH LAN 10G Base-T Gull Wing 1:1
PE-64937NL PE-64937NL Pulse Electronics Network 0.0000
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0.00000000 download 9 Weeks Through Hole Tube 2000 Active 1 (Unlimited) Through Hole EAR99 8.89mm 12.7mm RoHS Compliant No 6 DIP 6.35mm UL Through Hole 0.07oz 1.99g 0°C~70°C 0.500Lx0.350W 12.70mmx8.89mm 0.250 6.35mm 1.2mH 700mOhm T1/E1 (Single) PC Pin 1.5kV 1:1.36 11 dB
PE-65770 PE-65770 Pulse Electronics Network 0.0000
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0.00000000 download Through Hole 2008 Obsolete 1 (Unlimited) Through Hole EAR99 8.89mm 12.7mm Non-RoHS Compliant No 6 DIP 6.35mm UL Through Hole -40°C~85°C 0.500Lx0.350W 12.70mmx8.89mm 0.250 6.35mm TUBE Unshielded 1.5mH 900mOhm TELECOM TRANSFORMER PC Pin 1.5kV 1:1.15 11 dB
B2517JT B2517JT Pulse Electronics Network 0.0000
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0.00000000 Obsolete Vendor Undefined
PE-65389NL PE-65389NL Pulse Electronics Network 0.0000
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Min: 1

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0.00000000 9 Weeks Through Hole Tube 2008 Obsolete 1 (Unlimited) Through Hole EAR99 12.7mm RoHS Compliant No 6 DIP 6.35mm 8.89mm UL Through Hole 0.14oz 3.99g 0°C~70°C 0.500Lx0.350W 12.70mmx8.89mm 0.250 6.35mm Other Transformers Unshielded SIGNAL 1.5mH 700mOhm T1/E1 (Single) PC Pin 1.5kV 1:1 1 1 0.9Ohm 11 dB
PE-8270NL PE-8270NL Pulse Electronics Network 0.0000
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0.00000000 download 11 Weeks Through Hole Bulk 2007 Active 1 (Unlimited) 70°C 0°C 12.7mm 8.89mm RoHS Compliant No 6 DIP Through Hole 0.500Lx0.350W 12.70mmx8.89mm 0.250 6.35mm 2mH 2.5Ohm PC Pin 1:1
H2305NL H2305NL Pulse Electronics Network 0.0000
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0.00000000 download 9 Weeks Surface Mount Tube 2007 Obsolete 1 (Unlimited) SMD/SMT EAR99 18.67mm 13.61mm RoHS Compliant No 24 HEIGHT DIMENSION INCLUDES TERMINALS ALSO 6.12mm 15.11mm Surface Mount 0.1oz 2.85g 0°C~70°C 0.518Lx0.595W 13.16mmx15.11mm 0.251 6.37mm 2 L13.61XB15.11XH6.12 (mm) 10/100 BASE-TX; ETHERNET Isolation and Data Interface (Encapsulated) Gull Wing 1500V -1.4 dB 1:1 -10 dB
T1076T T1076T Pulse Electronics Network 0.0000
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Min: 1

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0.00000000 download Surface Mount Tape & Reel (TR) 2008 Obsolete 3 (168 Hours) SMD/SMT EAR99 9.53mm 12.83mm Non-RoHS Compliant No 16 6.22mm 7.11mm UL Surface Mount 1.000001g -40°C~85°C 0.505Lx0.280W 12.83mmx7.11mm 0.245 6.22mm TUBE L12.83XB7.11XH6.22 (mm) Unshielded TELECOM TRANSFORMER Gull Wing 1.5kV 1:1.15 11 dB
H1053NL H1053NL Pulse Electronics Network 0.0000
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0.00000000 Surface Mount Tube 2001 yes Obsolete 4 (72 Hours) TELECOM AND DATACOM CONNECTOR EAR99 16mm RoHS Compliant Lead Free No 40 Module Surface Mount 0.14oz 3.99g 0°C~70°C 1.125Lx0.480W 28.58mmx12.19mm 0.230 5.84mm LAN Gull Wing -0.5 dB 1:1 -12 dB
T1219T T1219T Pulse Electronics Network 0.0000
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0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) EAR99 17.15mm Non-RoHS Compliant HEIGHT DIM INCLUDES TERMINAL ALSO, TURNS RATIO:1CT:2.4CT ; 1CT:1CT 11.58mm UL Surface Mount 0.675Lx0.456W 17.15mmx11.58mm 0.340 8.64mm L17.15XB11.58XH8.64 (mm) YES 85°C -40°C 1.2mH T1/E1 (Dual) 1CT:2.4CT, 1CT:1CT
HU4103NLT HU4103NLT Pulse Electronics Network 0.0000
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0.00000000 download 19 Weeks Tape & Reel (TR) Active 1 (Unlimited) EAR99 RoHS Compliant Surface Mount 0°C~70°C 1.100Lx0.430W 27.94mmx10.92mm 0.328 8.33mm 150μH DATACOM TRANSFORMER
PE-5160X PE-5160X Pulse Electronics Network 0.0000
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Min: 1

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0.00000000 download Through Hole Bulk 2006 Obsolete 1 (Unlimited) Radial EAR99 16.51mm Non-RoHS Compliant No 10.16mm 11.25mm Through Hole 0°C~70°C 0.650Lx0.443W 16.51mmx11.25mm 0.400 10.16mm TUBE 1 L16.51XB11.25XH10.16 (mm) GENERAL PURPOSE 10mH 11Ohm PULSE TRANSFORMER 700V 1:1 1:1 224VμS 224 V-us 200ns
BX2542LNL BX2542LNL Pulse Electronics Network 0.0000
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0.00000000 download Surface Mount Tray 2006 Active 1 (Unlimited) EAR99 15.8mm 13.65mm RoHS Compliant No 12 Surface Mount 0.22oz 6.27g -40°C~85°C 0.537Lx0.622W 13.65mmx15.80mm 0.492 12.50mm 400μH ADSL 4.25:1
PE-68017S PE-68017S Pulse Electronics Network 0.0000
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0.00000000 download Through Hole 1998 Obsolete 1 (Unlimited) Through Hole EAR99 70°C 0°C 25.4mm Non-RoHS Compliant Contains Lead No Module 11.43mm 5.33mm Through Hole 0.09oz 2.56g 1.000Lx0.210W 25.40mmx5.33mm 0.450 11.43mm TUBE 1 25.4mm X 5.33mm X 11.43mm LAN; 10 BASE-T Isolation and Data Interface (Encapsulated) 1.5kV 1CT:1CT 1:1; 1:1
H5004ENLT H5004ENLT Pulse Electronics Network 0.0000
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0.00000000 11 Weeks Tape & Reel (TR) 2015 Active 1 (Unlimited) EAR99 RoHS Compliant Surface Mount 0°C~70°C 0.689Lx0.480W 17.50mmx12.20mm 0.225 5.72mm 350μH LAN 10/100/1000 Base-T 1CT:1CT Transmitter, 1CT:1CT Receiver
H1197FNLT H1197FNLT Pulse Electronics Network 0.0000
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Min: 1

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0.00000000 9 Weeks Surface Mount Tape & Reel (TR) 2013 Active 1 (Unlimited) EAR99 9.53mm RoHS Compliant No 16 SMD/SMT 5.9944mm Surface Mount 0°C~70°C 0.500Lx0.358W 12.70mmx9.09mm 0.236 5.99mm 1.2mH 800mOhm LAN 10/100 Base-T Gull Wing 1.5kV -1.2 dB 1:1 -12 dB
BX2619WNLT BX2619WNLT Pulse Electronics Network 0.0000
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0.00000000 Obsolete Vendor Undefined
H1062T H1062T Pulse Electronics Network 0.0000
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Min: 1

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0.00000000 download Surface Mount Tape & Reel (TR) 2008 Obsolete 4 (72 Hours) SMD/SMT EAR99 16mm 28.58mm Non-RoHS Compliant 40 HEIGHT DIMENSION INCLUDES TERMINALS ALSO unknown 7.11mm 12.19mm Surface Mount 4.000004g 0°C~70°C 1.125Lx0.480W 28.58mmx12.19mm 0.280 7.11mm TR 4 L28.58XB12.19XH7.11 (mm) 10/100 BASE-TX LAN 10/100 Base-T Gull Wing 1500V -0.5 dB 1:1 -12 dB
PE-64934NL PE-64934NL Pulse Electronics Network 0.0000
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Min: 1

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0.00000000 download 9 Weeks Through Hole Tube 1996 Active 1 (Unlimited) Through Hole EAR99 8.89mm 12.7mm RoHS Compliant No 6 DIP 6.35mm UL Through Hole 0.07oz 1.99g 0°C~70°C 0.500Lx0.350W 12.70mmx8.89mm 0.250 6.35mm Unshielded 1.2mH 700mOhm T1/E1 (Single) PC Pin 1.5kV 1:1 11 dB
BX4257LNLT BX4257LNLT Pulse Electronics Network 0.0000
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Min: 1

Mult: 1

0.00000000 Obsolete Vendor Undefined
PE-68607NL PE-68607NL Pulse Electronics Network 0.0000
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Min: 1

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0.00000000 Obsolete Vendor Undefined
PE-68896NLS PE-68896NLS Pulse Electronics Network 0.0000
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0.00000000 Obsolete 1 (Unlimited)
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