UL Signal Transformers

Audio Transformers -- MT4112-ND [T1104 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSFORMER TELE 600 OHM 0 MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Current Sense High Frequency Transformer -- CST206-1A
from Triad Magnetics

Designed for switching power supply applications, TRIAD current sense transformers from Triad Magnetics are used to detect the current passing through a conductor. These transformers are very reliable and operate effectively over the frequency range of 20 kHz-200 kHz. They are constructed of UL... [See More]

  • Standards / Compliance: RoHS; UL
  • Center Tap Options: None
  • Other Transformer Types / Applications: Current-Sense
  • Operating Frequency: 20000 to 200000
Audio Transformers -- MT4113-ND [TTC-110 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600 OHM 0 MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Gate Drive Transformer -- GDE25-1
from Triad Magnetics

Description. Triad gate drive transformers are used universally in all high frequency switching topologies to isolate the control circuitry from the line-connected switches. The windings are interleaved for the lowest possible practical leakage inductance. Turn ratios of 1:1 and 1:1.5 optimize... [See More]

  • Standards / Compliance: RoHS; UL
  • Other Transformer Types / Applications: Switch Mode Transformers; Trigger / Gate Drive Transformer; High Frequency Transformer
  • Winding Turns: One to One
  • Center Tap Options: None
Audio Transformers -- MT4115-ND [TTC-10 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600 OHM 0 MADC [See More]

  • Standards / Compliance: CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Medical Grade Isolation Power Transformers -- MD-2000-U
from Triad Magnetics

These medical grade isolation boxes are built using a toroidal single phase transformer construction that inherently helps reduce stray fields, increases efficiency and minimizes size compared to traditional EI transformers. Built with Class F (155º) insulation system. The enclosure is made of steel... [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 50 to 60
  • Other Transformer Types / Applications: Single Phase Transformer; Isolation
  • Operating Temperature: 155
Audio Transformers -- MT4116-ND [TTC-109N from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600 OHM 90MADC [See More]

  • Standards / Compliance: CSA; UL
  • Operating Frequency: 660 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Medical Grade Isolation Power Transformers -- MD-250-E
from Triad Magnetics

These medical grade isolation boxes are built using a toroidal single phase transformer construction that inherently helps reduce stray fields, increases efficiency and minimizes size compared to traditional EI transformers. Built with Class F (155º) insulation system. The enclosure is made of steel... [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 50 to 60
  • Other Transformer Types / Applications: Single Phase Transformer; Isolation
  • Operating Temperature: 155
Audio Transformers -- MT4118-ND [TTC-142 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600 OHM 90MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4119-ND [TTC-142-2 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600 OHM 90MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4120-ND [TTC-218 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600 OHM 50MADC [See More]

  • Standards / Compliance: CSA; UL
  • Operating Frequency: 660 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4121-ND [TTC-103SL from Tamura Corporation of America]
from Digi-Key Electronics

TRANSFORMER PCMCIA MODEM [See More]

  • Standards / Compliance: CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Power Rating (Watts): 0.0100
Audio Transformers -- MT4122-ND [TTC-203SL from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE PCMCIA TOP MNT SMD [See More]

  • Standards / Compliance: CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Power Rating (Watts): 0.0100
Audio Transformers -- MT4123-ND [TTC-264 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE 600/470 OHM 100MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4130-ND [TS1104 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF 600 OHM SPLIT OMA -1.0 D [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4133-ND [TTC-02 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE FCC68 600:600 0 MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4134-ND [TTC-105 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600:600 90MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 660 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4135-ND [TTC-105-1 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TEL COUP 600:600CT 90MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 660 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4136-ND [TTC-108 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600CT:600CT [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4137-ND [TTC-13 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 4000:600 0 MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4138-ND [TTC-143 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600:600 90MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4139-ND [TTC-167 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 10K:10K 0MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 4000
  • Other Transformer Types / Applications: Audio
  • Mounting: Chip Transformer
Audio Transformers -- MT4140-ND [TTC-170 from Tamura Corporation of America]
from Digi-Key Electronics

TRANSF TELE COUP 600:600 0MADC [See More]

  • Standards / Compliance: RoHS; CSA; UL
  • Operating Frequency: 300 to 3500
  • Other Transformer Types / Applications: Audio
  • Operating Temperature: 0 to 70
Signaling Device Transformer -- TA1245Y-50
from NSI Industries LLC

HEAVY DUTY TYPE. 2.5 INCH L X 2.187 INCH W X 3.25 INCH H SIZE. 60 HZ FREQUENCY RATING. UL, CSA APPROVAL. SCREW MOUNTING. 50 VA POWER RATING. 120/208/240 VAC PRIMARY VOLTAGE. 24 VAC SECONDARY VOLTAGE. 1 TAP(S) [See More]

  • Standards / Compliance: CSA; UL
  • Mounting: Chassis
  • Operating Frequency: 60
Signaling Device Transformer -- 590
from United Technologies Corporation

CLASS 2 TYPE. 2-1/4 INCH W X 2-5/16 INCH D X 2-1/8 INCH H SIZE. 50/60 HZ FREQUENCY RATING. UL, CSA APPROVAL. OUTLET BOX/SURFACE MOUNTING. 5 VA POWER RATING. 120 VAC PRIMARY VOLTAGE. 10 V SECONDARY VOLTAGE. 1 TAP(S). APPLICATION COMMERCIAL, INDUSTRIAL, RESIDENTIAL, SIGNALING [See More]

  • Standards / Compliance: CSA; UL
  • Mounting: Outlet Box/Surface
  • 3 dB Bandwidth: 50 to 60
Toroidal Isolation Transformer -- Model 713.1202
from Toroid Corp. of Maryland

Optional NEMA enclosure with or without fuse, receptacle, line cord, plug [See More]

  • Standards / Compliance: CSA; IEC; UL; TUV
  • Center Tap Options: Secondary Side
  • Other Transformer Types / Applications: Isolation
  • Mounting: Chassis (optional feature); Dish/Disk (optional feature)
Voice/Modem Line Transformer -- TTC-5019
from Tamura Corporation of America

• Approved to UL1950 3rd Edition. • Approved to UL60950 & EN60950. • Hi-Pot 1500Vrms Pri:Sec [See More]

  • Standards / Compliance: UL
  • Center Tap Options: None
  • Other Transformer Types / Applications: Telecom
  • Operating Frequency: 200 to 4000
Modem Transformer -- SM75570
from Datatronics™

Feature. Designed for use of Conexant Smart HSF FFI Chipset. Approved to UL1950 and BABT EN60950. SMT package. Small size. [See More]

  • Standards / Compliance: RoHS; UL
  • Mounting: PCB/SMD
  • Other Transformer Types / Applications: Telecom
  • Package Type: Surface Mount
10/100 Base-TX Quad Port Transformer -- PM-8036
from Premier Magnetics, Inc.

Designed for 10/100MB/s Transmission Over UTP-5 Cable, IEEE 802.3u & ANSI X3.236-1995. Maintains > 350uHY Primary OCL with an 8mA bias over the full temp range of 0 to +70 O C. Supports all leading Fast Ethernet Chip Sets that require a 1:1 Transmit & Receive Turns Ratio. Provides the... [See More]

  • Standards / Compliance: UL
  • Center Tap Options: Both Sides
  • Other Transformer Types / Applications: Telecom; Isolation
  • Operating Temperature: 0 to 70
Pulse Transformer with Single Secondary Winding -- IT series
from Schaffner EMC Inc.

Galvanic separation of drive and power circuit. Voltage resistance up to 8 kV. Ignition current up to 3 A. Turns ratio up to 3:1. Frequency : ≤ 40000 Hz. Ignition currents : 0.1 to 3 A. Operating frequency : 0 to 40000 Hz. Rise time : 0.3 to 2.3 µs [See More]

  • Standards / Compliance: RoHS; UL
  • Other Transformer Types / Applications: Electronics
  • Winding Turns: Step-Down Transformer; One to One
  • Operating Frequency: 40000 to 500000
Telecomm Transformer, TAP Series
from Standex-Meder Electronics

TAP Series Telecomm Transformers are audio matching telecommunications line frequency magnetics designed for PC board (PCB) mount and feature an economical open P.C. frame mounting with bifilar winding for capacitive and resistive balance. Frequency response 200Hz to 15KHz and insertion loss less... [See More]

  • Standards / Compliance: CSA; UL
  • Operating Frequency: 200 to 15000
  • Other Transformer Types / Applications: Audio; Telecom
  • Mounting: PCB/SMD
Signaling Device Transformer -- 591
from United Technologies Corporation

CLASS 2 TYPE. 2-1/4 INCH W X 2-5/16 INCH D X 2-1/8 INCH H SIZE. 50/60 HZ FREQUENCY RATING. UL, CSA APPROVAL. OUTLET BOX/SURFACE MOUNTING. 10 VA POWER RATING. 120 VAC PRIMARY VOLTAGE. 16 V SECONDARY VOLTAGE. 1 TAP(S). APPLICATION COMMERCIAL, INDUSTRIAL, RESIDENTIAL, SIGNALING [See More]

  • Standards / Compliance: CSA; UL
  • Mounting: Outlet Box/Surface
  • 3 dB Bandwidth: 50 to 60
Voice/Modem Line Transformer -- TTC-5023
from Tamura Corporation of America

• Highest Density Package Available. • Approved to UL1950 3rd Edition. • Approved to UL60950 & EN60950. • Surface Mount. • Vacuum Encapsulated. • Pri:Sec Hi-Pot=1500Vrms and Higher. • Surge Voltage [See More]

  • Standards / Compliance: RoHS; UL
  • Center Tap Options: None
  • Other Transformer Types / Applications: Telecom
  • Operating Frequency: 200 to 4000
Modem Transformer -- SM76000
from Datatronics™

Feature. Designed for Conexant SMART HCF FFI Chipset. UL1950 / EN60950 and BABT approved. SMT package. Small size [See More]

  • Standards / Compliance: RoHS; UL
  • Mounting: PCB/SMD
  • Other Transformer Types / Applications: Telecom
  • Package Type: Surface Mount
3kV Reinforced Insulation Transformer -- TSD-1227
from Premier Magnetics, Inc.

— Designed for Use with Power Integrations, Inc. TinySwitch Series Off-Line Switcher Controllers —. Designed to meet a Universal Input of 85Vac to 265Vac, 47Hz to 440Hz. Up to 6000Vrms of Isolatio [See More]

  • Standards / Compliance: CSA; IEC; UL
  • Other Transformer Types / Applications: Isolation
  • Winding Turns: One to One
  • Center Tap Options: None
Signaling Device Transformer -- 592
from United Technologies Corporation

CLASS 2 TYPE. 2-1/4 INCH W X 2-1/2 INCH D X 2-1/8 INCH H SIZE. 50/60 HZ FREQUENCY RATING. UL, CSA APPROVAL. OUTLET BOX/SURFACE MOUNTING. 10/10/20 VA POWER RATING. 120 VAC PRIMARY VOLTAGE. 8/16/24 V SECONDARY VOLTAGE. 3 TAP(S). INCLUDES SCREW TERMINAL. APPLICATION COMMERCIAL, INDUSTRIAL, RESIDENTIAL,... [See More]

  • Standards / Compliance: CSA; UL
  • Mounting: Outlet Box/Surface
  • 3 dB Bandwidth: 50 to 60
Voice/Modem Line Transformer -- TTC-511
from Tamura Corporation of America

• Optimized for High Speed Modem Applications. • Frequency Range 300Hz to 4kHz. • 1500 Vrms Hi-Pot (Pri:Sec). • Approved to UL1950 3rd Edition. • PCMCIA Packages. • Approved to UL60950 & EN60950 [See More]

  • Standards / Compliance: UL
  • Center Tap Options: None
  • Other Transformer Types / Applications: Telecom
  • Operating Frequency: 300 to 3500
Surface Mount Telecom Transformer -- SM501-1
from Datatronics™

Feature. Subminature in SMT. 7.1mm Seated Height. Vacuum Encapsulated. Tested at 4600VRMS. UL60950-1 Listed. BS415 approval for SM-LP5001**. Weight about 2 grams [See More]

  • Standards / Compliance: RoHS; UL
  • Operating Temperature: -20 to 85
  • Other Transformer Types / Applications: Telecom
  • Mounting: PCB/SMD
Signaling Device Transformer -- 596
from United Technologies Corporation

CLASS 2 TYPE. 2-1/4 INCH W X 2-1/2 INCH D X 2-1/8 INCH H SIZE. 50/60 HZ FREQUENCY RATING. UL, CSA APPROVAL. OUTLET BOX/SURFACE MOUNTING. 10/15/15 VA POWER RATING. 120 VAC PRIMARY VOLTAGE. 6/12/18 V SECONDARY VOLTAGE. 3 TAP(S). INCLUDES SCREW TERMINAL. APPLICATION COMMERCIAL, INDUSTRIAL, RESIDENTIAL,... [See More]

  • Standards / Compliance: CSA; UL
  • Mounting: Outlet Box/Surface
  • 3 dB Bandwidth: 50 to 60
Signaling Device Transformer -- 598
from United Technologies Corporation

CLASS 2 TYPE. 2-1/4 INCH W X 2-15/16 INCH D X 2-1/8 INCH H SIZE. 50/60 HZ FREQUENCY RATING. UL, CSA APPROVAL. OUTLET BOX/SURFACE MOUNTING. 20/30/30 VA POWER RATING. 120 VAC PRIMARY VOLTAGE. 8/16/24 V SECONDARY VOLTAGE. 3 TAP(S). INCLUDES SCREW TERMINAL. APPLICATION COMMERCIAL, INDUSTRIAL,... [See More]

  • Standards / Compliance: CSA; UL
  • Mounting: Outlet Box/Surface
  • 3 dB Bandwidth: 50 to 60
Signaling Device Transformer -- 599
from United Technologies Corporation

CLASS 2 TYPE. 2-1/4 INCH W X 2-15/16 INCH D X 2-1/8 INCH H SIZE. 50/60 HZ FREQUENCY RATING. UL, CSA APPROVAL. OUTLET BOX/SURFACE MOUNTING. 40 VA POWER RATING. 120 VAC PRIMARY VOLTAGE. 24 V SECONDARY VOLTAGE. 1 TAP(S). EDWARDS. BRAND. APPLICATION COMMERCIAL, INDUSTRIAL, RESIDENTIAL, SIGNALING. WITH... [See More]

  • Standards / Compliance: CSA; UL
  • Mounting: OUTLET BOX/SURFACE
  • 3 dB Bandwidth: 50 to 60
Signaling Device Transformer -- 88-100
from United Technologies Corporation

3-15/16 INCH W X 5-15/16 INCH D X 3-1/2 INCH H SIZE. 50/60 HZ FREQUENCY RATING. UL APPROVAL. SURFACE MOUNTING. 50/100 VA POWER RATING. 120 VAC PRIMARY VOLTAGE. 12/24 V SECONDARY VOLTAGE. 2 TAP(S). 88 MODEL [See More]

  • Standards / Compliance: UL
  • Mounting: Surface
  • 3 dB Bandwidth: 50 to 60