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
HX5201NL

HX5201NL

XFRMR MODL 2PORT POE GIGABIT

Pulse Electronics

2,586 -
RFQ
HX5201NL

Datasheet

- Tray Active Isolation and Data Interface (Encapsulated) 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 0.580" L x 0.680" W (14.73mm x 17.27mm) 0.430" (10.92mm) -40°C ~ 85°C - -
HX1234NLT

HX1234NLT

XFRMR MODUL AUTO MDI/MDIX 10/100

Pulse Electronics

1,218 -
RFQ
HX1234NLT

Datasheet

- Tape & Reel (TR) Active Isolation and Data Interface (Encapsulated) - - 1CT:1CT Surface Mount 1.125" L x 0.480" W (28.58mm x 12.19mm) 0.290" (7.36mm) -40°C ~ 85°C - -
HX1234NL

HX1234NL

MODULE XFRMR ETHERNET LAN 40SOIC

Pulse Electronics

763 -
RFQ
HX1234NL

Datasheet

- Tube Active Isolation and Data Interface (Encapsulated) - - 1CT:1CT Surface Mount 1.125" L x 0.480" W (28.58mm x 12.19mm) 0.290" (7.36mm) -40°C ~ 85°C - -
HX5224CNL

HX5224CNL

PULSE XFMR 1 CT:1CT TX/RX 350UH

Pulse Electronics

428 -
RFQ
HX5224CNL

Datasheet

- Tube Active LAN 10/100/1000 Base-T 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 0.728" L x 0.604" W (18.50mm x 15.34mm) 0.385" (9.77mm) -40°C ~ 85°C - -
HM7142NL

HM7142NL

XFMR MDL 10GBASE-T SMT AEC-Q200

Pulse Electronics

3,703 -
RFQ
HM7142NL

Datasheet

- Tube Active LAN 10G Base-T 150µH - - Surface Mount 0.540" L x 0.480" W (13.72mm x 12.20mm) 0.225" (5.72mm) -40°C ~ 125°C - -
HM7142NLT

HM7142NLT

XFRMR LAN MODULE

Pulse Electronics

1,037 -
RFQ
HM7142NLT

Datasheet

- Tape & Reel (TR) Active - - - - Surface Mount - - - - -
749052050

749052050

TRANSFORMER LAN

Würth Elektronik

223 -
RFQ
749052050

Datasheet

WE-LAN Tape & Reel (TR) Active LAN 180µH - 1:1 Surface Mount 0.720" L x 0.579" W (18.29mm x 14.70mm) 0.346" (8.80mm) 0°C ~ 70°C - -
7490140112

7490140112

TRANSFORMER WE-LAN MED 10/100BT

Würth Elektronik

1,330 -
RFQ
7490140112

Datasheet

WE-LAN Tape & Reel (TR) Active LAN 10/100 Base-T 350µH - 1:1 Surface Mount 0.967" L x 0.669" W (24.55mm x 17.00mm) 0.427" (10.85mm) -40°C ~ 85°C - -
HX5120NLT

HX5120NLT

PULSE XFMR 1 CT:1CT TX/RX 350UH

Pulse Electronics

2,061 -
RFQ
HX5120NLT

Datasheet

- Tape & Reel (TR) Active LAN 10/100/1000 Base-T 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 0.650" L x 0.360" W (16.51mm x 9.14mm) 0.082" (2.08mm) -40°C ~ 85°C - -
749020022A

749020022A

XFRMR LAN 1000 BASE-T 1:1 350UH

Würth Elektronik

814 -
RFQ
749020022A

Datasheet

WE-LAN Tape & Reel (TR) Active LAN 1000 Base-T 350µH - 1:1 Surface Mount 1.091" L x 0.295" W (27.70mm x 7.50mm) 0.335" (8.50mm) -40°C ~ 85°C - -
HX6101NLT

HX6101NLT

PULSE XFMR 1CT:1CT TX/RX

Pulse Electronics

437 -
RFQ
HX6101NLT

Datasheet

- Tape & Reel (TR) Active LAN 10/100/1000 Base-T 120µH, 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 1.095" L x 0.480" W (27.81mm x 12.19mm) 0.285" (7.24mm) -40°C ~ 85°C - -
HX6101NL

HX6101NL

PULSE XFMR 1CT:1CT TX/RX

Pulse Electronics

205 -
RFQ
HX6101NL

Datasheet

- Tube Active LAN 10/100/1000 Base-T 120µH, 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 1.095" L x 0.480" W (27.81mm x 12.19mm) 0.285" (7.24mm) -40°C ~ 85°C - -
100B-1003XT

100B-1003XT

XFMR MODULE 100BT SMG COM NPB

iNRCORE, LLC

2,051 -
RFQ
100B-1003XT

Datasheet

- Tape & Reel (TR) Active LAN 10/100 Base-T 350µH - 1:1 Surface Mount 0.500" L x 0.265" W (12.70mm x 6.73mm) 0.245" (6.22mm) -55°C ~ 125°C - -
GDE25-2

GDE25-2

TRANSF .650 OHM DUAL GATE DRIVE

Triad Magnetics

279 -
RFQ
GDE25-2

Datasheet

GDE25 Bulk Active Gate Drive 680µH 540VµS 1:1:1 Through Hole 1.100" L x 1.040" W (27.94mm x 26.42mm) 1.200" (30.48mm) -40°C ~ 80°C - -
HX6101FNL

HX6101FNL

PULSE XFMR 1CT:1CT TX/RX

Pulse Electronics

566 -
RFQ
HX6101FNL

Datasheet

- Tube Active LAN 10/100/1000 Base-T 120µH, 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) -40°C ~ 85°C - -
HX5020NL

HX5020NL

MODULE DUAL GIGABIT ETHENET 50P

Pulse Electronics

996 -
RFQ
HX5020NL

Datasheet

- Tube Active LAN 1000 Base-T - - 1CT:1CT Surface Mount 1.100" L x 0.297" W (27.94mm x 7.54mm) 0.341" (8.66mm) -40°C ~ 85°C - -
HX5020NLT

HX5020NLT

TRANSFORMER MODULE GIGABIT 2PORT

Pulse Electronics

664 -
RFQ
HX5020NLT

Datasheet

- Tape & Reel (TR) Active Isolation and Data Interface (Encapsulated) - - 1:1 Surface Mount 1.100" L x 0.297" W (27.94mm x 7.54mm) 0.341" (8.66mm) -40°C ~ 85°C - -
H5020NLT

H5020NLT

TRANSFORMER MODULE GIGABIT 2PORT

Pulse Electronics

480 -
RFQ
H5020NLT

Datasheet

- Tape & Reel (TR) Active Isolation and Data Interface (Encapsulated) - - 1CT:1CT Surface Mount 1.100" L x 0.297" W (27.94mm x 7.54mm) 0.341" (8.66mm) 0°C ~ 70°C - -
HX5120NL

HX5120NL

PULSE XFMR 1 CT:1CT TX/RX 350UH

Pulse Electronics

1,273 -
RFQ
HX5120NL

Datasheet

- Tube Active LAN 10/100/1000 Base-T 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 0.650" L x 0.360" W (16.51mm x 9.14mm) 0.082" (2.08mm) -40°C ~ 85°C - -
GU4929RM LF

GU4929RM LF

MDL 1G DIP 4 PORT POE 90W

Pulse Electronics

556 -
RFQ
GU4929RM LF

Datasheet

- Tube Active LAN 1000 Base-T 350µH - 1:1CT Transmitter, 1:1CT Receiver Through Hole 1.319" L x 1.142" W (33.50mm x 29.00mm) 0.661" (16.80mm) -40°C ~ 85°C - -
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