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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
P0544NLTPULSE XFMR 1:1:1 3.3MH |
2,472 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 3.3mH | 45.1VµS | 1:1:1 | Surface Mount | 0.355" L x 0.340" W (9.02mm x 8.64mm) | 0.300" (7.62mm) | -40°C ~ 130°C | - | - |
|
PA0184NLTPULSE XFMR 1:1 1.2MH |
2,942 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 1.2mH | 27.2VµS | 1:1 | Surface Mount | 0.355" L x 0.340" W (9.02mm x 8.64mm) | 0.300" (7.62mm) | -40°C ~ 130°C | - | - |
|
S558-5999-M8-FMODULE XFRMR LAN GIGABIT 24P SMD |
3,799 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.690" L x 0.480" W (17.53mm x 12.20mm) | 0.230" (5.84mm) | 0°C ~ 70°C | - | - |
|
B82804A0354A110PULSE XFMR 1:1 350UH |
11,597 | - |
|
Datasheet |
EP5 | Tape & Reel (TR) | Active | Gate Drive | 350µH | 25.8VµS | 1:1 | Surface Mount | 0.264" L x 0.240" W (6.70mm x 6.10mm) | 0.213" (5.40mm) | -40°C ~ 125°C | - | - |
|
B82804A0264A210PULSE XFMR 1:1:1 264UH |
11,258 | - |
|
Datasheet |
EP5 | Tape & Reel (TR) | Active | Gate Drive | 264µH | 22.4VµS | 1:1:1 | Surface Mount | 0.264" L x 0.240" W (6.70mm x 6.10mm) | 0.213" (5.40mm) | -40°C ~ 125°C | - | - |
|
PA1284NLTXFRMR 12V 7W 155UH POE EP10 SMD |
406 | - |
|
Datasheet |
EP10 | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | 155µH | - | 1:0.682:0.682 | Surface Mount | 0.515" L x 0.600" W (13.08mm x 15.24mm) | 0.451" (11.45mm) | -40°C ~ 125°C | - | - |
|
HX1188NLTXFRMR MAGNETIC 1PORT 1:1 10/100 |
3,634 | - |
|
Datasheet |
- | Tape & Reel (TR) | 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 | - | - |
|
1001CTRANSFORMER PULSE 1:1 200VUS |
6,566 | - |
|
Datasheet |
1000 | Tube | Active | - | 3mH | 200VµS | 1:1 | Through Hole | 0.593" L x 0.593" W (15.06mm x 15.06mm) | 0.640" (16.25mm) | 0°C ~ 70°C | - | - |
|
|
HX1188FNLTXFRMR MAGNETIC 1PORT 1:1 10/100 |
11,595 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | - | - | 1:1 Transmitter, 1:1 Receiver | Surface Mount | 0.500" L x 0.358" W (12.70mm x 9.09mm) | 0.241" (6.12mm) | -40°C ~ 85°C | - | - |
|
SM91502ALEBMS XFORMER 1-CH 1000V AECQ +125 |
7,777 | - |
|
Datasheet |
SM | Tape & Reel (TR) | Active | - | 150µH | - | 1CT:1CT | Surface Mount | 0.300" L x 0.265" W (7.62mm x 6.73mm) | 0.225" (5.72mm) | -40°C ~ 125°C | Automotive | AEC-Q200 |
|
PH9185.011NLTRANSFORMER 750UH 1:1 SMD |
4,759 | - |
|
Datasheet |
PH9185 | Tray | Active | - | - | - | - | Surface Mount | 0.394" L x 0.394" W (10.00mm x 10.00mm) | 0.492" (12.50mm) | - | - | - |
|
PH9185.012NLTTRANSFORMER 450UH 1:2 SMD |
3,227 | - |
|
Datasheet |
PH9185 | Tape & Reel (TR) | Active | - | - | - | - | Surface Mount | 0.394" L x 0.394" W (10.00mm x 10.00mm) | 0.492" (12.50mm) | - | - | - |
|
|
HX1198FNLTPULSE XFMR 1CT:1CT TX 1CT:1CT RX |
3,211 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.500" L x 0.358" W (12.70mm x 9.09mm) | 0.236" (5.99mm) | -40°C ~ 85°C | - | - |
|
PH9185.034NLTTRANSFORMER 750UH 3:4 SMD |
1,344 | - |
|
Datasheet |
PH9185 | Tape & Reel (TR) | Active | - | - | - | - | Surface Mount | 0.394" L x 0.394" W (10.00mm x 10.00mm) | 0.492" (12.50mm) | - | - | - |
|
PH9185.013NLTTRANSFORMER 200UH 1:3 SMD |
910 | - |
|
Datasheet |
PH9185 | Tape & Reel (TR) | Active | - | - | - | - | Surface Mount | 0.394" L x 0.394" W (10.00mm x 10.00mm) | 0.492" (12.50mm) | - | - | - |
|
76253/35ENCXFRMR 3.3V IN/5V OUT MAX253 EN |
2,012 | - |
|
Datasheet |
- | Tube | Active | Isolation and Data Interface (Encapsulated) | 200µH | - | 1:2.24 | Through Hole | 0.591" L x 0.591" W (15.00mm x 15.00mm) | 0.502" (12.75mm) | -40°C ~ 85°C | - | - |
|
76253/55ENCXFRMR 5V IN/OUT MAX253 EN |
129 | - |
|
Datasheet |
- | Tube | Active | Isolation and Data Interface (Encapsulated) | 250µH | - | 1:1.33 | Through Hole | 0.591" L x 0.591" W (15.00mm x 15.00mm) | 0.502" (12.75mm) | -40°C ~ 85°C | - | - |
|
PA1137NLTXFRMR 5V 13.5W 127UH POE EP13 |
903 | - |
|
Datasheet |
EP13 | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | 127µH | - | 1:0.125:0.208 | Surface Mount | 0.551" L x 0.695" W (14.00mm x 17.65mm) | 0.500" (12.70mm) | -40°C ~ 125°C | - | - |
|
SM91072AL-EXFMR LAN 10/100 BASE-T 1:1 350UH |
5,010 | - |
|
Datasheet |
SM | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1:1 | Surface Mount | 0.504" L x 0.272" W (12.80mm x 6.90mm) | 0.222" (5.65mm) | -40°C ~ 125°C | Automotive | AEC-Q200 |
|
|
HX1260FNLTPULSE XFMR 1CT:1CT TX 1CT:1CT RX |
2,580 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.500" L x 0.358" W (12.70mm x 9.09mm) | 0.236" (5.99mm) | -40°C ~ 85°C | - | - |

