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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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T1137TRANSFORMER TELECOM DUAL T1/E1 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T1/E1 (Dual) | 1.2mH, 1.2mH | - | 1CT:2.42CT, 1CT:2.42CT | 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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T1144TRANSFORMER TELECOM DUAL T1/E1 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T1/E1 (Dual) | 1mH, 1mH | - | 1CT:1CT, 1CT:2.4CT | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | - | - | - |
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T1093TRANSFORMER TELECOM DUAL T1/E1 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T1/E1 (Dual) | 1.2mH, 1.2mH | - | 1CT:1.15CT, 1CT:1.15CT | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
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T1091TRANSFORMER TELECOM DUAL T1/E1 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T1/E1 (Dual) | 1.2mH | - | 1CT:2CT, 1:1.36CT | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
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T1090TRANSFORMER TELECOM DUAL T1/E1 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T1/E1 (Dual) | 1.2mH, 1.2mH | - | 1CT:2CT, 1CT:2CT | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
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TX1287TRANSFORMER TELECOM DUAL T1/E1 |
0 | - |
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Datasheet |
- | Bulk | Active | T1/E1 (Dual) | 1.2mH, 1.2mH | - | 1CT:2.42CT, 1CT:2.42CT | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
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PE-65967TRANSFORMER TELECOM SINGLE T3/E3 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T3/E3 (Single) | 40µH | - | 1:1 | Surface Mount | 0.300" L x 0.275" W (7.62mm x 7.00mm) | 0.245" (6.23mm) | 0°C ~ 70°C | - | - |
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PE-65968TRANSFORMER TELECOM SINGLE T3/E3 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T3/E3 (Single) | 19µH | - | 1:2CT | Surface Mount | 0.300" L x 0.275" W (7.62mm x 7.00mm) | 0.245" (6.23mm) | 0°C ~ 70°C | - | - |
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T3001TRANSFORMER TELECOM SINGLE T3/E3 |
0 | - |
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Datasheet |
- | Bulk | 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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T3002TRANSFORMER TELECOM SINGLE T3/E3 |
0 | - |
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Datasheet |
- | Bulk | Obsolete | T3/E3 (Single) | 40µH | - | 1:2CT | 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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H5004MODULE SINGLE GIGABIT LAN 24SOIC |
0 | - |
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Datasheet |
- | Tray | Obsolete | LAN 1000 Base-T | - | - | 1CT:1CT | Surface Mount | 0.690" L x 0.480" W (17.53mm x 12.20mm) | 0.235" (5.97mm) | 0°C ~ 70°C | - | - |
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H5007MODULE SINGLE GIGABIT LAN 24SOIC |
0 | - |
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Datasheet |
- | Tube | Obsolete | Isolation and Data Interface (Encapsulated) | - | - | 1CT:1CT | Surface Mount | 0.690" L x 0.480" W (17.53mm x 12.20mm) | 0.227" (5.76mm) | 0°C ~ 70°C | - | - |
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HX5020MODULE DL GIGABIT ETHER LAN 48P |
0 | - |
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Datasheet |
- | Bulk | Obsolete | LAN 1000 Base-T | - | - | 1CT:1CT | Surface Mount | 1.100" L x 0.297" W (27.94mm x 7.54mm) | 0.341" (8.66mm) | -40°C ~ 85°C | - | - |
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H0009MODULE PC CARD SNGL LAN 16PCMCIA |
0 | - |
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Datasheet |
- | Tube | Obsolete | LAN | - | - | 1CT:1CT | Surface Mount | 0.560" L x 0.560" W (14.22mm x 14.22mm) | 0.082" (2.08mm) | 0°C ~ 70°C | - | - |
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H1012MODULE TRANSFMR SNGL LAN 16P SMD |
0 | - |
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Datasheet |
- | Bulk | Obsolete | LAN | - | - | 1CT:1CT | Surface Mount | 1.000" L x 0.390" W (25.40mm x 9.91mm) | 0.245" (6.22mm) | 0°C ~ 70°C | - | - |
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H1102MODULE XFRMR SGL ETHR LAN 16SOIC |
0 | - |
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Datasheet |
- | Bulk | Obsolete | LAN | - | - | 1CT:1CT | Surface Mount | 0.500" L x 0.280" W (12.70mm x 7.11mm) | 0.245" (6.22mm) | 0°C ~ 70°C | - | - |
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H1112MODULE TRANSFMR SNGL LAN 12P SMD |
0 | - |
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Datasheet |
- | Bulk | Obsolete | Isolation and Data Interface (Encapsulated) | - | - | 1CT:1CT | Surface Mount | 0.583" L x 0.460" W (14.81mm x 11.68mm) | 0.202" (5.13mm) | 0°C ~ 70°C | - | - |
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HX1148MODULE TRANSFMR SNGL LAN 16P SMD |
0 | - |
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Datasheet |
- | Tube | Active | Isolation and Data Interface (Encapsulated) | - | - | 1CT:1 Transmitter, 1CT:1CT Receiver | Surface Mount | 1.000" L x 0.390" W (25.40mm x 9.91mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
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HX1188MODULE XFRMR SGL ETHR LAN 16SOIC |
0 | - |
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Datasheet |
- | Bulk | 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) | -40°C ~ 85°C | - | - |
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H1036LMODULE XFRMR QUAD ETHR LAN40SOIC |
0 | - |
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Datasheet |
- | Tray | Obsolete | LAN | - | - | 1CT:1CT | Surface Mount | 1.125" L x 0.485" W (28.58mm x 12.32mm) | 0.230" (5.84mm) | 0°C ~ 70°C | - | - |

