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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
749012011010/100 BASE-T SMD TRANSFORMER 1 |
2,892 | - |
|
Datasheet |
WE-LAN | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 120µH | - | 1:1 | Surface Mount | 0.500" L x 0.365" W (12.70mm x 9.27mm) | 0.228" (5.80mm) | -40°C ~ 85°C | - | - |
|
S558-5500-JDXFRMR LAN 2.5G 60W POE SMD |
1,111 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 2.5G Base-T, Power over Ethernet (PoE) | 180µH | - | 1CT:1CT | Surface Mount | 0.690" L x 0.600" W (17.53mm x 15.24mm) | 0.225" (5.71mm) | 0°C ~ 70°C | - | - |
|
|
S558-5999-AB-FXFRMR MOD LAN GIGABIT EXTEMP 24P |
265 | - |
|
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) | -40°C ~ 85°C | - | - |
|
ILR-11-0001ILR1 PULSE TRANSFORMER THT 1A |
2,172 | - |
|
Datasheet |
ILR | Bulk | Active | SCR and Triac Trigger (Encapsulated) | 2.5mH | 300VµS | 1:1 | Through Hole | 0.689" L x 0.728" W (17.50mm x 18.50mm) | 0.453" (11.50mm) | -25°C ~ 70°C | - | - |
|
SM91071AL-EXFRMR PULSE 10 BASE-T |
5,193 | - |
|
Datasheet |
- | 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 | - | - |
|
|
HX2326NLTMODULE 10/100B-T POE SMD |
2,586 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | - | - | 1CT:1CT | Surface Mount | 0.500" L x 0.280" W (12.70mm x 7.11mm) | 0.245" (6.22mm) | -40°C ~ 85°C | - | - |
|
1002CTRANSFORMER PULSE 1:1:1 200VUS |
608 | - |
|
Datasheet |
1000 | Bulk | Active | - | 3mH | 200VµS | 1:1:1 | Through Hole | 0.593" L x 0.593" W (15.06mm x 15.06mm) | 0.640" (16.25mm) | 0°C ~ 70°C | - | - |
|
749022310WE-LAN AQ 10/100/1000 BASE-T SMT |
114 | - |
|
Datasheet |
WE-LAN | Tape & Reel (TR) | Active | LAN 10/100/1000 Base-T, Power over Ethernet (PoE) | 150µH | - | 1:1 | Surface Mount | 0.650" L x 0.406" W (16.50mm x 10.30mm) | 0.161" (4.10mm) | -40°C ~ 85°C | - | - |
|
HM2101NLTXFMR CMC MODULE AECQ BATT MNGT |
3,668 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 150µH, 450µH | - | 1:1 | Surface Mount | 0.300" L x 0.265" W (7.62mm x 6.73mm) | 0.225" (5.72mm) | -40°C ~ 125°C | - | - |
|
HXB5007HLTMOD SIN 1GP 1:1 EXT. HF SMD |
265 | - |
|
Datasheet |
HXB | Tape & Reel (TR) | Active | LAN 1G Base-T, Power over Ethernet (PoE) | 350µH | - | 1CT:1CT | Surface Mount | 0.594" L x 0.394" W (15.10mm x 10.00mm) | 0.157" (4.00mm) | -40°C ~ 85°C | - | - |
|
HX1198NLTXFRMR MAGNETIC 1PORT 1:1 10/100 |
6,935 | - |
|
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 | - | - |
|
H2019NLTXFRMR MAGNT MOD 1PORT POE 10/100 |
1,388 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | Isolation and Data Interface (Encapsulated) | - | - | 1CT:1CT | Surface Mount | 0.500" L x 0.280" W (12.70mm x 7.11mm) | 0.240" (6.10mm) | 0°C ~ 70°C | - | - |
|
PT61022XELPULSE XFMR 1CT:1CT 350UH |
2,153 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100/1000 Base-T | 350µH | - | 1CT:1CT | Surface Mount | 0.534" L x 0.600" W (13.56mm x 15.24mm) | 0.228" (5.79mm) | -40°C ~ 85°C | - | - |
|
HX2326FNLTPULSE XFMR 1CT:1CT TX/RX |
2,699 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | LAN 10/100 Base-T | 120µH, 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 | - | - |
|
HX2019NLTXFRMR MAGNT MOD 1PORT POE 10/100 |
1,599 | - |
|
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 | - | - |
|
B78416A2232A003SMT TRANSFORMER FOR ULTRASONIC S |
2,130 | - |
|
Datasheet |
B7416A | Tape & Reel (TR) | Active | - | 3mH | - | - | Surface Mount | 0.260" L x 0.260" W (6.60mm x 6.60mm) | 0.280" (7.10mm) | - | - | - |
|
HM2103NLTXFMR CMC MODULE AECQ BATT MNGT |
3,269 | - |
|
Datasheet |
- | Tape & Reel (TR) | Active | - | 150µH, 450µH | - | 1:1 | Surface Mount | 0.300" L x 0.265" W (7.62mm x 6.73mm) | 0.225" (5.72mm) | -40°C ~ 125°C | - | - |
|
HX1198NLMODULE XFRMR SGL ETHR LAN 16SOIC |
686 | - |
|
Datasheet |
- | Tube | 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 | - | - |
|
|
HX1098NLPULSE XFMR 1CT:1CT TX 1CT:1CT RX |
1,106 | - |
|
Datasheet |
- | Tube | 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) | 0.158" (4.01mm) | -40°C ~ 85°C | - | - |
|
|
H0013FNLPULSE XFMR 1CT:1CT TX 1CT:1CT RX |
1,854 | - |
|
Datasheet |
- | Tube | Active | - | 350µH | - | 1CT:1CT Transmitter, 1CT:1CT Receiver | Surface Mount | 0.488" L x 0.365" W (12.40mm x 9.27mm) | 0.073" (1.85mm) | 0°C ~ 70°C | - | - |

