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0755-82798135Pulse Transformers
Pulse Transformers
Pulse Transformers are magnetic components used to transfer pulse signals, provide galvanic isolation and support reliable signal coupling in electronic circuits. They are widely used in switching power supplies, gate drive circuits, communication equipment, industrial control systems, data transmission, instrumentation, automotive electronics and embedded applications.
This category includes signal pulse transformers, gate drive transformers, isolation pulse transformers, LAN pulse transformers, trigger transformers and related high-frequency magnetic components. These products are commonly selected based on turns ratio, isolation voltage, pulse width, frequency range, impedance, package style, mounting type and application requirements.
TomatoElec supplies original Pulse Transformers from recognized manufacturers such as Pulse Electronics, Würth Elektronik, Bourns, TDK, Murata, Coilcraft, Triad Magnetics, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | 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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H1187NLTXFRMR MAGNT MOD 1PORT POE 10/100 |
0 | - |
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Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | - | - | - | Surface Mount | 0.300" L x 0.275" W (7.62mm x 7.00mm) | 0.260" (6.60mm) | 0°C ~ 70°C | - | - |
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E2457NLTXFRMR ISOL 10BASE-T 1:1.41 SMD |
0 | - |
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Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | 140µH, 140µH | - | 1CT:1.41CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.500" L x 0.358" W (12.70mm x 9.09mm) | 0.241" (6.12mm) | - | - | - |
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TX1262NLTXFRMR 4PORT 1:2 1.2MH SMD |
0 | - |
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Datasheet |
- | Tape & Reel (TR) | Active | T1/E1 (Quad) | 1.2mH, 1.2mH | - | 1:2 Transmitter, 1:2 Receiver | Surface Mount | 1.125" L x 0.485" W (28.58mm x 12.32mm) | 0.230" (5.84mm) | -40°C ~ 85°C | - | - |
|
T1065NLTXFRMR 4PORT 1:2CT 1.2MH SMD |
0 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | T1/E1 (Quad) | 1.2mH, 1.2mH | - | 1:2CT Transmitter, 1:2CT Receiver | Surface Mount | 1.125" L x 0.485" W (28.58mm x 12.32mm) | 0.230" (5.84mm) | 0°C ~ 70°C | - | - |
|
TX1266NLTXFRMR 4PORT 1:2 1.2MH SMD |
0 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | T1/E1 (Quad) | 1.2mH, 1.2mH | - | 1:2 Transmitter, 1:1 Receiver | Surface Mount | 1.125" L x 0.485" W (28.58mm x 12.32mm) | 0.230" (5.84mm) | -40°C ~ 85°C | - | - |
|
T3011NLXFRMR T3/DS3/E3/STS-1 1:1 SMD |
0 | - |
|
Datasheet |
- | Tube | Obsolete | T3/E3 (Single) | 100µH | - | 1:1 | Surface Mount | 0.300" L x 0.275" W (7.62mm x 7.00mm) | 0.250" (6.35mm) | -40°C ~ 85°C | - | - |
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T1021NLXFRMR 2CT:1/1.26 / 2CT:1/1.26 |
0 | - |
|
Datasheet |
- | Tube | Active | T1/E1 (Dual) | 1.5mH, 1.5mH | - | 2CT:1/1.26, 2CT:1/1.26 | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | 0°C ~ 70°C | - | - |
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PE-68025QNLMODULE INTERFACE 10BASE-T SMD |
0 | - |
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Datasheet |
- | Tube | Obsolete | Isolation and Data Interface (Encapsulated) | - | - | 1:1 | Surface Mount | 0.920" L x 0.385" W (23.37mm x 9.78mm) | 0.230" (5.84mm) | 0°C ~ 70°C | - | - |
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H1199NLXFRMR MAGNETIC 1PORT 1:1 10/100 |
0 | - |
|
Datasheet |
- | Tube | Active | Isolation and Data Interface (Encapsulated) | - | - | 1:1 Transmitter, 1:1 Receiver | Surface Mount | 0.500" L x 0.280" W (12.70mm x 7.11mm) | 0.245" (6.22mm) | 0°C ~ 70°C | - | - |
|
H1121NLXFRMR MAGNT 1PORT 1:1.414 10/100 |
0 | - |
|
Datasheet |
- | Tube | Active | Isolation and Data Interface (Encapsulated) | - | - | 1:1.414 Transmitter, 1:1 Receiver | Surface Mount | 0.500" L x 0.280" W (12.70mm x 7.11mm) | 0.245" (6.22mm) | 0°C ~ 70°C | - | - |
|
T1023NLXFRMR 1CT:1.41CT/1CT:1.41CT SMD |
0 | - |
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Datasheet |
- | Tube | Obsolete | T1/E1 (Dual) | 1mH, 1mH | - | 1CT:1.41CT, 1CT:1.41CT | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | 0°C ~ 70°C | - | - |
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TX9027NLXFRMR 4PORT 1:2 1.2MH SMD |
0 | - |
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- |
- | Tube | Obsolete | T1/E1 (Quad) | 1.2mH | - | 1:2 Transmitter, 1:2 Receiver | Surface Mount | 1.125" L x 0.485" W (28.58mm x 12.32mm) | 0.285" (7.24mm) | -40°C ~ 85°C | - | - |
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TX9023NLXFRMR 4PORT 1:2 1.2MH SMD |
0 | - |
|
Datasheet |
- | Tube | Active | T1/E1 (Quad) | 1.2mH | - | 1:2 Transmitter, 1:2 Receiver | Surface Mount | 1.125" L x 0.485" W (28.58mm x 12.32mm) | 0.285" (7.24mm) | -40°C ~ 85°C | - | - |
|
TX1467NLXFRMR 1CT:1:1/1CT:1:1 SMD |
0 | - |
|
Datasheet |
- | Tube | Obsolete | T1/E1 (Dual) | 1.2mH, 1.2mH | - | 1CT:1:1, 1CT:1:1 | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
|
H1126NLXFRMR MODULE 1PORT 1:2 10/100 |
0 | - |
|
Datasheet |
- | Tube | Obsolete | Isolation and Data Interface (Encapsulated) | - | - | 1CT:2CT | Surface Mount | 0.583" L x 0.460" W (14.81mm x 11.68mm) | 0.202" (5.13mm) | 0°C ~ 70°C | - | - |
|
H1141NLXFRMR MODUL AUTO MDI/MDIX 10/100 |
0 | - |
|
Datasheet |
- | Tube | Active | Isolation and Data Interface (Encapsulated) | - | - | - | Surface Mount | 0.495" L x 0.475" W (12.57mm x 12.07mm) | 0.230" (5.84mm) | 0°C ~ 70°C | - | - |
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TX1474NLXFRMR OCTAL 1:2.42 1.2MH SMD |
0 | - |
|
Datasheet |
- | Tube | Obsolete | T1/E1 (Octal) | 1.2mH | - | 1:2.42 | Surface Mount | 1.000" L x 0.310" W (25.40mm x 7.87mm) | 0.295" (7.49mm) | -40°C ~ 85°C | - | - |
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T1006NLXFRMR 1:2CT 1.2MH SMD |
0 | - |
|
- |
- | Tube | Obsolete | T3/E3 (Quad) | 1.2mH | - | 1:2CT | Surface Mount | 1.000" L x 0.310" W (25.40mm x 7.87mm) | 0.295" (7.49mm) | 0°C ~ 70°C | - | - |
|
T1001NLXFRMR 1:1.36/1 1.2MH SMD |
0 | - |
|
- |
- | Tube | Active | T3/E3 (Quad) | 1.2mH | - | 1:1.36/1 | Surface Mount | 1.000" L x 0.310" W (25.40mm x 7.87mm) | 0.295" (7.49mm) | 0°C ~ 70°C | - | - |
|
T1343NLTXFRMR OCTAL 1:1.266 1.5MH SMD |
0 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | T1/E1 (Octal) | 1.5mH | - | 1:1.266 | Surface Mount | 1.000" L x 0.310" W (25.40mm x 7.87mm) | 0.295" (7.49mm) | -40°C ~ 85°C | - | - |

