Pulse Transformers

Manufacturer 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

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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
SM13126PEL

SM13126PEL

10/100 BASE TX LAN POE +85 C, IE

Bourns Inc.

4,572 -
RFQ
SM13126PEL

Datasheet

SM Tape & Reel (TR) Active LAN 10/100 Base-T, Power over Ethernet (PoE) 350µH - 1:1 Surface Mount 0.504" L x 0.272" W (12.80mm x 6.90mm) 0.222" (5.65mm) -40°C ~ 85°C Automotive AEC-Q200
B78476A8065A003

B78476A8065A003

PULSE XFMR 1CT:1CT 350UH

EPCOS - TDK Electronics

53,346 -
RFQ
B78476A8065A003

Datasheet

- Tape & Reel (TR) Active LAN 10/100 Base-T 350µH - 1CT:1CT Surface Mount 0.500" L x 0.280" W (12.70mm x 7.11mm) 0.220" (5.60mm) -40°C ~ 85°C - -
PA2001NLT

PA2001NLT

PULSE XFMR 1:1 403UH

Pulse Electronics

1,671 -
RFQ
PA2001NLT

Datasheet

- Tape & Reel (TR) Active - 403µH 12VµS 1:1 Surface Mount 0.340" L x 0.265" W (8.64mm x 6.73mm) 0.098" (2.49mm) -40°C ~ 130°C - -
S558-5500-25-F

S558-5500-25-F

MODULE XFRMR LAN 10/100 POE SMD

Bel Fuse Inc.

1,700 -
RFQ
S558-5500-25-F

Datasheet

- Tape & Reel (TR) Active LAN 10/100 Base-T, Power over Ethernet (PoE) 350µH - 1:1 Transmitter, 1:1 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-U7-F

S558-5999-U7-F

MODULE XFRMR LAN 10/100B-TX SMD

Bel Fuse Inc.

25,037 -
RFQ
S558-5999-U7-F

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 - -
S558-5999-T5-F

S558-5999-T5-F

MODULE XFRMR LAN 10/100B-TX SMD

Bel Fuse Inc.

21,533 -
RFQ
S558-5999-T5-F

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 - -
S558-5999-T7-F

S558-5999-T7-F

MODULE XFRMR LAN 10/100B-TX SMD

Bel Fuse Inc.

3,361 -
RFQ
S558-5999-T7-F

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 - -
PH9384.034NLT

PH9384.034NLT

XFMR GATE-DR 3T:4CT SMT NPB

Pulse Electronics

1,065 -
RFQ
PH9384.034NLT

Datasheet

PH9384 Tape & Reel (TR) Active - - - - Surface Mount 0.492" L x 0.362" W (12.50mm x 9.20mm) 0.299" (7.60mm) - - -
PE-68386NLT

PE-68386NLT

PULSE XFMR 1:1 785UH

Pulse Electronics

2,036 -
RFQ
PE-68386NLT

Datasheet

- Tape & Reel (TR) Active - 785µH 9.7VµS 1:1 Surface Mount 0.340" L x 0.265" W (8.64mm x 6.73mm) 0.098" (2.49mm) -40°C ~ 130°C - -
ALANL100X1-DE12DT

ALANL100X1-DE12DT

XFRMR LAN 1CT:1CT 350UH

Abracon LLC

2,390 -
RFQ
ALANL100X1-DE12DT

Datasheet

ALANL100X1-D 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" (2.16mm) -40°C ~ 85°C - -
PA2002NLT

PA2002NLT

PULSE XFMR 1:1:1 1.8MH

Pulse Electronics

5,897 -
RFQ
PA2002NLT

Datasheet

- Tape & Reel (TR) Active - 1.8mH 60VµS 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 - -
PE-68386NL

PE-68386NL

PULSE XFMR 1:1 785UH

Pulse Electronics

1,415 -
RFQ
PE-68386NL

Datasheet

- Tube Active - 785µH 9.7VµS 1:1 Surface Mount 0.340" L x 0.265" W (8.64mm x 6.73mm) 0.098" (2.49mm) -40°C ~ 130°C - -
PA0297NLT

PA0297NLT

PULSE XFMR 2:1:1 1200UH

Pulse Electronics

680 -
RFQ
PA0297NLT

Datasheet

- Tape & Reel (TR) Active - 1.2mH 27.2VµS 2:1:1 Surface Mount 0.355" L x 0.340" W (9.02mm x 8.64mm) 0.300" (7.62mm) -40°C ~ 130°C - -
SM51589PEL

SM51589PEL

PULSE XFMR 1CT:1CT 350UH

Bourns Inc.

7,643 -
RFQ
SM51589PEL

Datasheet

- Tape & Reel (TR) Active LAN 10/100/1000 Base-T 350µH - 1CT:1CT Surface Mount 0.691" L x 0.480" W (17.55mm x 12.20mm) 0.236" (6.00mm) -40°C ~ 85°C - -
IL-11-0002

IL-11-0002

IL1 PULSE TRANSFORMER THT 0.25A

SCHURTER Inc.

321 -
RFQ
IL-11-0002

Datasheet

IL Bulk Active Isolation and Data Interface (Encapsulated) 2.5mH - 1:1 Through Hole 0.689" L x 0.728" W (17.50mm x 18.50mm) 0.453" (11.50mm) -25°C ~ 70°C - -
SM51625EL

SM51625EL

XFRMR LAN POE+ 1.2A 24SMD

Bourns Inc.

1,214 -
RFQ
SM51625EL

Datasheet

SM Tape & Reel (TR) Active LAN 10µH - 1:1 Surface Mount 0.691" L x 0.480" W (17.55mm x 12.20mm) 0.246" (6.25mm) -40°C ~ 85°C - -
IL-10-0001

IL-10-0001

IL5 PULSE TRANSFORMER THT 0.1A

SCHURTER Inc.

4,182 -
RFQ
IL-10-0001

Datasheet

IL Bulk Active SCR and Triac Trigger (Encapsulated) 2.5mH 250VµS 1:1:1 Through Hole 0.689" L x 0.728" W (17.50mm x 18.50mm) 0.453" (11.50mm) -25°C ~ 70°C - -
749013011A

749013011A

TRANS WE-LAN 10/100 POE SMD

Würth Elektronik

817 -
RFQ
749013011A

Datasheet

WE-LAN Tape & Reel (TR) Active LAN 10/100 Base-T, Power over Ethernet (PoE) 350µH - 1:1 Surface Mount 0.500" L x 0.346" W (12.70mm x 8.80mm) 0.250" (6.35mm) -40°C ~ 105°C - -
749020111A

749020111A

WE-LAN 10/100/1000 BASE-T SMT TR

Würth Elektronik

4,729 -
RFQ
749020111A

Datasheet

WE-LAN Tape & Reel (TR) Active LAN 1000 Base-T 350µH - 1:1 - 0.650" L x 0.354" W (16.50mm x 9.00mm) 0.093" (2.35mm) 0°C ~ 70°C - -
7490100111A

7490100111A

TRANSFORMER LAN 10/100 SMD

Würth Elektronik

3,206 -
RFQ
7490100111A

Datasheet

WE-LAN Tape & Reel (TR) Active LAN 10/100 Base-T 350µH - 1:1 Surface Mount 0.500" L x 0.346" W (12.70mm x 8.80mm) 0.250" (6.35mm) -40°C ~ 105°C - -
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