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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
S22523TRANSFORMER FOR CS 8401,2:8411 |
201 | - |
|
Datasheet |
- | Bulk | Active | - | 225µH | - | - | Through Hole | 0.385" L x 0.650" W (9.78mm x 16.51mm) | 0.250" (6.35mm) | - | - | - |
|
PA1736NLPULSE XFMR 20.5UH |
426 | - |
|
Datasheet |
- | Tray | Active | - | 20.5µH | - | - | Surface Mount | 0.860" L x 1.150" W (21.84mm x 29.21mm) | 0.450" (11.43mm) | -40°C ~ 125°C | - | - |
|
B82806D0060A050P300869 EFD20 POE TRANSFORMER |
116 | - |
|
Datasheet |
B82806D | Tape & Reel (TR) | Active | - | - | - | - | Surface Mount | 0.866" L x 1.181" W (22.00mm x 30.00mm) | - | -40°C ~ 125°C | - | - |
|
|
T1144NLTRANSFORMER TELECOM DUAL T1/E1 |
603 | - |
|
Datasheet |
- | Tube | Active | T1/E1 (Dual) | 1mH, 1mH | - | 1CT:1CT, 1CT:2.4CT | Surface Mount | 0.500" L x 0.280" W (12.70mm x 7.11mm) | 0.245" (6.22mm) | - | - | - |
|
T1137NLTXFRMR 1CT:2.42CT/1CT:2.42CT SMD |
600 | - |
|
Datasheet |
- | Tape & Reel (TR) | 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) | 0°C ~ 70°C | - | - |
|
|
TX1089NLTXFRMR 1CT:1CT/1CT:1CT 1.2/1.2MH |
232 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | T1/E1 (Dual) | 1.2mH, 1.2mH | - | 1CT:1CT, 1CT:1CT | Surface Mount | 0.505" L x 0.280" W (12.83mm x 7.11mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
|
EX2024FNLPULSE XFMR 1CT:2.5CT 1CT:1CT |
1,396 | - |
|
Datasheet |
- | Tube | Active | LAN 10 Base-T | 35µH, 200µH | - | 1CT:2.5CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.498" L x 0.350" W (12.65mm x 8.89mm) | 0.200" (5.08mm) | -40°C ~ 85°C | - | - |
|
T3002NLTRANSFORMER TELECOM SINGLE T3/E3 |
695 | - |
|
Datasheet |
- | Tube | Active | 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 | - | - |
|
PE-68517LNLXFRMR MODULE 1PORT 1:1 10/100B-T |
255 | - |
|
Datasheet |
- | Tube | Active | Isolation and Data Interface (Encapsulated) | - | - | 1:1 | Surface Mount | 1.000" L x 0.350" W (25.40mm x 8.89mm) | 0.370" (9.40mm) | 0°C ~ 70°C | - | - |
|
|
S558-5999-T3-FXFRMR MODULE LAN GIGABIT 24P SMD |
1,102 | - |
|
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 | - | - |
|
|
750510173XFRM WE-DSL ISDN DAUGHTERBRD |
868 | - |
|
Datasheet |
MID-DSLIKN | Tape & Reel (TR) | Active | VDSL | 220µH | - | 1:1 | Surface Mount | 0.385" L x 0.360" W (9.78mm x 9.14mm) | 0.415" (10.54mm) | -40°C ~ 85°C | - | - |
|
HM1236NLXFMR CMC MODULE AECQ BATT MNGT |
153 | - |
|
Datasheet |
- | Tube | Active | - | 500µH | - | 1:1 | Surface Mount | 0.340" L x 0.430" W (8.64mm x 10.92mm) | 0.160" (4.06mm) | - | - | - |
|
H1267NLTXFRMR 1PORT 1:1 10/100 SMD |
994 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | - | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.690" L x 0.480" W (17.53mm x 12.20mm) | 0.227" (5.76mm) | 0°C ~ 70°C | - | - |
|
HX5164NLTTRANS MOD 1G 70W POE SMD |
964 | - |
|
Datasheet |
HX5164NL | Tape & Reel (TR) | Active | LAN 1000 Base-T, Power over Ethernet (PoE) | 350µH | - | 1:1 | Surface Mount | - | 0.340" (8.64mm) | -40°C ~ 85°C | - | - |
|
HX6164NLTTRANS MOD 1G 70W POE SMD |
870 | - |
|
Datasheet |
HX6164NL | Tape & Reel (TR) | Active | LAN 1000 Base-T, Power over Ethernet (PoE) | 120µH | - | 1:1 | Surface Mount | - | 0.340" (8.64mm) | -40°C ~ 85°C | - | - |
|
HX6164NLTRANS MOD 1G 70W POE SMD |
500 | - |
|
Datasheet |
HX6164NL | Tube | Active | LAN 1000 Base-T, Power over Ethernet (PoE) | 120µH | - | 1:1 | Surface Mount | - | 0.340" (8.64mm) | -40°C ~ 85°C | - | - |
|
PA1735NLPULSE XFMR 28.5UH |
107 | - |
|
Datasheet |
- | Tray | Active | - | 28.5µH | - | - | Surface Mount | 0.860" L x 1.150" W (21.84mm x 29.21mm) | 0.450" (11.43mm) | -40°C ~ 125°C | - | - |
|
HD8008NLMOD,SIN,HDBT,1:1, SMD, NPB |
7,725 | - |
|
Datasheet |
- | Tube | Active | HDBase-T | 100µH | - | 1CT:1CT | Surface Mount | 0.539" L x 0.480" W (13.70mm x 12.20mm) | 0.235" (5.97mm) | 0°C ~ 70°C | - | - |
|
HX1333NLXFRMR MODULE 100B-TX 2 CH SMT |
843 | - |
|
Datasheet |
- | Tube | Active | General Purpose | 350µH | - | 1:1 | Surface Mount | 0.673" L x 0.581" W (17.10mm x 14.75mm) | 0.331" (8.40mm) | - | - | - |
|
749023010ATRANSFORMER LAN 10/100/1000 SMD |
182 | - |
|
Datasheet |
WE-LAN | Tape & Reel (TR) | Active | LAN 10/100/1000 Base-T | 350µH | - | 1:1 | Surface Mount | 0.689" L x 0.559" W (17.50mm x 14.20mm) | 0.236" (6.00mm) | 0°C ~ 70°C | - | - |

