Available 24/7 at
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
ESMIT-4164XFMR MODEM SMD |
161 | - |
|
Datasheet |
CBM | Tape & Reel (TR) | Active | Data/Voice Coupling | 30µH | - | 1:1.67 | Surface Mount | 0.179" L x 0.280" W (4.55mm x 7.10mm) | 0.078" (1.98mm) | - | - | - |
|
PM2180.011NLTXFMR GATE-DR 1CT:1CT SM NPB |
2,533 | - |
|
Datasheet |
PM2180.XXXNL | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | 1.02mH | 22VµS | 1CT:1CT | Surface Mount | 0.319" L x 0.280" W (8.10mm x 7.10mm) | 0.200" (5.08mm) | -40°C ~ 125°C | - | - |
|
|
PH9085.021NLTIND PWR 3.0X3.0X1.2 1.16MH SMT |
1,525 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | - | - | - | Surface Mount | 0.319" L x 0.280" W (8.10mm x 7.10mm) | 0.200" (5.08mm) | - | - | - |
|
|
HM2106NLTMDL, SIN, XFMR, 1:1, 4.3KV, SMT, |
610 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 135µH | - | 1:1 | Surface Mount | 0.335" L x 0.524" W (8.50mm x 13.31mm) | 0.226" (5.75mm) | -40°C ~ 125°C | - | - |
|
VMT40DR-201S2P4PULSE TRANSFORMERS FOR BMS, VMT4 |
1,801 | - |
|
Datasheet |
VMT | Tape & Reel (TR) | Active | - | 150µH | - | 1:1 | Surface Mount | 0.425" L x 0.335" W (10.80mm x 8.50mm) | 0.157" (4.00mm) | -40°C ~ 125°C | - | - |
|
PA1277NLXFMR FLYBACK EP10 SMT |
561 | - |
|
Datasheet |
PA1277NL | Tray | Active | Isolation and Data Interface (Encapsulated) | 20.4µH | - | - | Surface Mount | 0.600" L x 0.515" W (15.24mm x 13.08mm) | 0.451" (11.45mm) | - | - | - |
|
PM2180.012NLTXFMR GATE-DR 1CT:2CT SM NPB |
2,698 | - |
|
Datasheet |
PM2180.XXXNL | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | 1.02mH | 22VµS | 1CT:2CT | Surface Mount | 0.319" L x 0.280" W (8.10mm x 7.10mm) | 0.200" (5.08mm) | -40°C ~ 125°C | - | - |
|
|
S558-5999-J1-FMODULE XFRMR LAN 10/100B-TX SMD |
7,019 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.485" L x 0.285" W (12.32mm x 7.24mm) | 0.225" (5.72mm) | 0°C ~ 70°C | - | - |
|
|
S558-5999-W2-FMODULE XFRMR LAN 10/100B-TX SMD |
4,143 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.485" L x 0.285" W (12.32mm x 7.24mm) | 0.225" (5.72mm) | -40°C ~ 85°C | - | - |
|
|
B78476A8247A003PULSE XFMR 1CT:1CT 350UH |
621 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT | Surface Mount | 0.500" L x 0.272" W (12.70mm x 6.90mm) | 0.230" (5.85mm) | -40°C ~ 85°C | - | - |
|
|
PA2777NLPULSE XFMR 1:1 335.2UH |
872 | - |
|
Datasheet |
- | Tray | Active | - | 335.2µH | 9.3VµS | 1:1 | Surface Mount | 0.291" L x 0.248" W (7.40mm x 6.30mm) | 0.232" (5.90mm) | -40°C ~ 130°C | - | - |
|
ALANL100X1-EF10ET10/100BASE-TX LAN XFMR |
1,160 | - |
|
Datasheet |
ALANL100X1-E | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.500" L x 0.280" W (12.70mm x 7.11mm) | 0.085" (2.15mm) | 0°C ~ 70°C | - | - |
|
|
PA2005NLTPULSE XFMR 1:1:1 840UH |
5,058 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 840µH | 26VµS | 1:1:1 | Surface Mount | 0.340" L x 0.460" W (8.64mm x 11.68mm) | 0.160" (4.06mm) | -40°C ~ 130°C | - | - |
|
PH9572.233NLTGDT, FUNCTIONAL, EP7, SMT |
14,367 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Gate Drive | 1.8mH | 56.5VµS | - | Surface Mount | 0.402" L x 0.295" W (10.20mm x 7.50mm) | 0.433" (11.00mm) | -40°C ~ 125°C | - | - |
|
PH9572.211NLTGDT, FUNCTIONAL, EP7, SMT |
13,154 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Gate Drive | 4mH | 84.7VµS | 2:1:1 | Surface Mount | 0.402" L x 0.295" W (10.20mm x 7.50mm) | 0.433" (11.00mm) | -40°C ~ 125°C | - | - |
|
74941301WE-BMS SMT TRANSFORMER -40C TO + |
620 | - |
|
Datasheet |
WE-BMS | Tape & Reel (TR) | Active | General Purpose | 150µH | - | 1:1 | Surface Mount | 0.350" L x 0.299" W (8.90mm x 7.60mm) | 0.217" (5.50mm) | -40°C ~ 125°C | - | - |
|
|
PA3493NLTPULSE XFMR 1.25:1 656UH |
3,586 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 656µH | 23VµS | 1.25:1 | Surface Mount | 0.430" L x 0.380" W (10.92mm x 9.65mm) | 0.105" (2.67mm) | -40°C ~ 130°C | - | - |
|
PA2649NLTPULSE XFMR 100.5UH |
1,360 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 100.5µH | - | - | Surface Mount | 0.551" L x 0.516" W (14.00mm x 13.11mm) | 0.485" (12.32mm) | -40°C ~ 130°C | - | - |
|
PE-65745NLTXFRMR LAN ISOL 1CT:1.414CT 10B-T |
2,759 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | 140µH | - | 1CT:1.414CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.500" L x 0.285" W (12.70mm x 7.24mm) | 0.210" (5.33mm) | 0°C ~ 70°C | - | - |
|
|
0553-0013-BC-FMODULE XFRMR LAN T1/E1 PCB |
841 | - |
|
Datasheet |
- | Tube | Active | T1/E1 (Single) | 1.2mH | - | 1CT:1 | Through Hole | 0.500" L x 0.350" W (12.70mm x 8.89mm) | 0.250" (6.35mm) | - | - | - |

