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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
H7029FNLT10GBASE-T DISCRETE 4CH MAR/SOL P |
5,974 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10G Base-T | 120µH | - | 1:1 | Surface Mount | 0.539" L x 0.591" W (13.70mm x 15.00mm) | 0.230" (5.85mm) | 0°C ~ 70°C | - | - |
|
7490140123BWE-LAN 10/100 BASE-T SMT TRANSFO |
346 | - |
|
Datasheet |
WE-LAN | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 350µH | - | 1:1 | Surface Mount | 0.673" L x 0.581" W (17.10mm x 14.75mm) | 0.331" (8.40mm) | -40°C ~ 85°C | - | - |
|
|
IT260XFRMR PULSE 3:1 SGL 12MH .1A |
266 | - |
|
Datasheet |
IT | Tray | Active | Data/Voice Coupling | 12mH | - | 3:1 | Through Hole | 0.693" L x 0.657" W (17.60mm x 16.70mm) | 0.445" (11.30mm) | -25°C ~ 70°C | - | - |
|
|
H6080FNLPULSE XFMR 1CT:1CT TX 1CT:1CT RX |
143 | - |
|
Datasheet |
- | Tube | Active | LAN 10/100/1000 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 1.095" L x 0.590" W (27.81mm x 14.99mm) | 0.285" (7.24mm) | 0°C ~ 70°C | - | - |
|
H5187NLXFRMR MODULE 1000B-T 1 CH SMT |
297 | - |
|
Datasheet |
- | Tube | Active | General Purpose | 350µH | - | 1:1 | Surface Mount | - | 0.385" (9.77mm) | - | - | - |
|
G508TRANSFORMER 2.0MH 1CT:1CT PULSE |
480 | - |
|
Datasheet |
G5 | Tube | Active | Isolation and Data Interface (Encapsulated) | 2mH | 16VµS | 1CT:1CT | Through Hole | 0.350" L x 0.500" W (8.90mm x 12.70mm) | 0.250" (6.35mm) | 0°C ~ 70°C | - | - |
|
749052011TRANSFORMER LAN |
185 | - |
|
Datasheet |
WE-LAN | Tape & Reel (TR) | Active | LAN | 120µH | - | 1:1 | Surface Mount | 0.720" L x 0.579" W (18.29mm x 14.70mm) | 0.283" (7.20mm) | 0°C ~ 70°C | - | - |
|
H1259NLTXFRMR MODULE 4PORT 1:1 10/100 |
918 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | - | - | 1:1 | Surface Mount | 1.125" L x 0.480" W (28.58mm x 12.19mm) | 0.235" (5.97mm) | 0°C ~ 70°C | - | - |
|
TX1267NLXFRMR 4PORT 1:2 1.2MH SMD |
140 | - |
|
Datasheet |
- | Tube | Active | T1/E1 (Quad) | 1.2mH | - | 1:2 Transmitter, 1:1 Receiver | Surface Mount | 1.125" L x 0.485" W (28.58mm x 12.32mm) | 0.275" (6.99mm) | -40°C ~ 85°C | - | - |
|
|
H5020FNLTPULSE XFMR 1CT:1CT TX 1CT:1CT RX |
290 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100/1000 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 1.100" L x 0.395" W (27.94mm x 10.03mm) | 0.340" (8.64mm) | 0°C ~ 70°C | - | - |
|
749050018TRANSFORMER LAN |
372 | - |
|
Datasheet |
WE-LAN | Tape & Reel (TR) | Active | LAN | 120µH | - | 1:1 | Surface Mount | 0.550" L x 0.532" W (13.97mm x 13.50mm) | 0.260" (6.60mm) | -40°C ~ 85°C | - | - |
|
MGDT100100PLANAR GATE-DRIVE XFMR, 1 : 1 : |
137 | - |
|
Datasheet |
- | Tray | Active | Gate Drive | 240µH | - | 1:1:1 | Through Hole | 0.810" L x 0.725" W (20.57mm x 18.42mm) | 0.450" (11.43mm) | -55°C ~ 125°C | - | - |
|
X-1569TXFMR GATE DRIVE 1500VDC ISO |
948 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Gate Drive | 3.3mH | 45.1VµS | 1:1:1 | Surface Mount | 0.355" L x 0.340" W (9.01mm x 8.63mm) | 0.300" (7.62mm) | -40°C ~ 130°C | - | - |
|
TX1263NLTXFRMR 4PORT 1:2 1.2MH SMD |
559 | - |
|
Datasheet |
- | Tape & Reel (TR) | 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) | 0.275" (6.99mm) | -40°C ~ 85°C | - | - |
|
MGDT100100-SMPLANAR GATE-DRIVE XFMR, 1 : 1 : |
126 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Gate Drive | 240µH | - | 1:1:1 | Surface Mount | 0.810" L x 0.725" W (20.57mm x 18.42mm) | 0.450" (11.43mm) | -55°C ~ 125°C | - | - |
|
|
HX5020FNLPULSE XFMR 1 CT:1CT TX/RX 350UH |
367 | - |
|
Datasheet |
- | Tube | Active | LAN 10/100/1000 Base-T | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 1.100" L x 0.395" W (27.94mm x 10.03mm) | 0.340" (8.64mm) | -40°C ~ 85°C | - | - |
|
T1176NLMODULE INTERFACE 1CT:2.4CT SMD |
726 | - |
|
Datasheet |
- | Tube | Active | T1/E1 (Dual) | 1.2mH | - | 1CT:2.4CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.690" L x 0.480" W (17.53mm x 12.20mm) | 0.227" (5.76mm) | -40°C ~ 85°C | - | - |
|
GDE25-6TRANSF 1.75 OHM DUAL GATE DRIVE |
304 | - |
|
Datasheet |
GDE25 | Bulk | Active | Gate Drive | 680µH | 540VµS | 1:1.5:1.5 | Through Hole | 1.100" L x 1.040" W (27.94mm x 26.42mm) | 1.200" (30.48mm) | -40°C ~ 80°C | - | - |
|
GDE25-3TRANSF .350 OHM SINGL GATE DRIVE |
184 | - |
|
Datasheet |
GDE25 | Bulk | Active | Gate Drive | 1.5mH | 840VµS | 1.5:1 | Through Hole | 1.100" L x 1.040" W (27.94mm x 26.42mm) | 1.200" (30.48mm) | -40°C ~ 80°C | - | - |
|
HX7137NLMDL SIN 10GD 1:1 SM CMS 18 |
126 | - |
|
Datasheet |
HX7137NL | Tube | Active | LAN 10 Base-T | 120µH | - | 1:1 | Surface Mount | 0.698" L x 0.480" W (17.73mm x 12.19mm) | 0.285" (7.24mm) | -40°C ~ 85°C | - | - |

