Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

Audio Transformers

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Length RoHS Status Lead Free Current Rating Number of Pins Package / Case REACH SVHC Frequency Height Width Approval Agency Mfr Mounting Type Weight Operating Temperature Size / Dimension Voltage - Rated DC Technology Height Seated (Max) Current Number of Functions Physical Dimension Power Rating Frequency Range JESD-30 Code Subcategory Qualification Status Shielding Termination Style Output Voltage Application Number of Outputs Output Power Input Voltage-Nom Trim/Adjustable Output Analog IC - Other Type Output Voltage-Max Operating Frequency-Max Operating Frequency-Min Inductance DC Resistance (DCR) Transformer Type Insertion Loss Input Voltage (Min) Input Voltage (Max) Max DC Current Insertion Loss (dB) Turns Ratio - Primary:Secondary Number of Secondary Winding Number of Primary Winding Return Loss Voltage - Isolation Efficiency (Main Output) Output Voltage-Min Impedance - Primary (Ω) Frequency Response Impedance - Secondary (Ω) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Power Level
AT4539 AT4539 Allied Components International 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 - - Allied Components International Surface Mount - -40°C ~ 85°C - - Gull Wing Line (Audio Power Distribution) - 1:1 - 2000V - 230mOhm 230mOhm -
149V 149V Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 149 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 4mA 300 20.83mm Through Hole 0.063lb 28.58g 1.060Lx0.820W 26.92mmx20.83mm 0.820 20.83mm 4mA 1W 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 600CT ±1dB 1.2k 300/300 53Ohm 63Ohm 1000mW
145J 145J Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2000 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 8mA 20.574mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 8mA 135mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 4k ±1dB 600CT 340Ohm 24Ohm
1650FA 1650FA Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2013 A Active 1 (Unlimited) Wire Leads ROHS3 Compliant Lead Free Chassis Mount 4lbs 1.8kg 3.500Lx2.500W 88.90mmx63.50mm 3.060 77.72mm 128mA 30Hz~30kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 7.6kCT ±1dB 4 8 16 92.16Ohm 102.8Ohm 210mOhm 239mOhm 309mOhm 25W
TTC-143 TTC-143 Tamura 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 20 Weeks Through Hole Bulk 1999 TTC Active 1 (Unlimited) PC Pin EAR99 RoHS Compliant Lead Free 4 DIP 12.7mm CSA-C22.2 No. 66-M1988, UL1863 Through Hole 0.799Lx1.201W 20.30mmx30.50mm 0.500 12.70mm 90mA 300Hz~3.5kHz Unshielded PC Pin Data/Voice Coupling 1.7dB Max @ 1.8kHz 1.6 dB 1:1.04 14dB Min @ 1.8kHz 1500VRMS @ 1 Minute 600 -2dB~0.2dB 75Ohm 100Ohm -45dB~10dB
AT4365 AT4365 Allied Components International 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 - - Allied Components International Through Hole - -40°C ~ 90°C 0.650" L x 0.435" W (16.51mm x 11.05mm) - PC Pin Impedance Matching - 1:1:1 - 700V - 450mOhm 450mOhm -
560L 560L Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 560 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 21.59mm Through Hole 0.25lb 113.4g 1.330Lx1.640W 33.78mmx41.66mm 0.850 21.59mm 1mW 30Hz~30kHz Shielded PC Pin Broadcast Quality 1dB Max 1 dB 600 150/150 ±1dB 20k 5k/5k
145N 145N Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2000 145 Active Wire Leads EAR99 ROHS3 Compliant 20.6mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 5mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 10k ±1dB 2kCT 700Ohm 89Ohm 135mW
MET-32 MET-32 Tamura 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 25 Weeks Through Hole Bulk 2015 MET Active 1 (Unlimited) PC Pin EAR99 10.4mm RoHS Compliant Lead Free 6 100kHz 11.8mm 7.87mm Through Hole -20°C~85°C 0.409Lx0.310W 10.40mmx7.87mm 0.465 11.80mm 3mA 50mW 300Hz~100kHz PC Pin 70Ohm Data/Voice Coupling 2:1:1 1000VRMS @ 30 Seconds 600 ±2dB 600 150/150 70Ohm 95Ohm
149C 149C Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 149 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 56mA 20.828mm Through Hole 0.063lb 28.58g 1.060Lx0.820W 26.92mmx20.83mm 0.820 20.83mm 56mA 200mW 200Hz~15kHz Unshielded PC Pin 24Ohm Economical Open Type 0.5dB 56mA 1 dB 160 ±1dB 80 20/20 24Ohm 7Ohm
TTC-118 TTC-118 Tamura 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 20 Weeks Through Hole Bulk 2008 TTC Active 1 (Unlimited) EAR99 20.3mm RoHS Compliant Lead Free 4 16.5mm CSA-C22.2 No. 66-M1988, UL1459 Through Hole 0.799Lx0.650W 20.30mmx16.50mm 0.488 12.40mm 300Hz~3.5kHz Other Transformers PC Pin SIGNAL 3.5kHz 0.3kHz TELECOM TRANSFORMER 1.2dB Max @ 1kHz 1:1.06 1 1 26dB Min @ 300Hz 1500VRMS @ 1 Minute 600 ±0.5dB 46Ohm 63Ohm -45dB~7dB
148V 148V Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 148 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 17.5mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 1.9mA 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 600CT ±1dB 150CT 45Ohm 14Ohm 300mW
140B 140B Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Chassis Mount Bulk 140 Obsolete Not Applicable Wire Leads RoHS Compliant 25.4mm 31.75mm Chassis Mount 0.125lb 56.7g 1.250Dia 31.75mm 1.000 25.40mm 70Hz~11kHz Shielded Wire Leads Shielded 1 dB 1:45 30 ±1dB 60k
106C 106C Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 106 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 24.1mm Through Hole 0.09lb 40.82g 1.080Lx0.880W 27.43mmx22.35mm 0.950 24.13mm 60Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 50k -1dB 1.5kCT 2.4kOhm 52Ohm 10mW
1750M 1750M Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 1750 Active Not Applicable Wire Leads 102.87mm ROHS3 Compliant Lead Free 88.9mm 77.47mm Chassis Mount 0.625lb 283.5g 4.050Lx3.050W 102.87mmx77.47mm 3.563 90.50mm 50W 70Hz~15kHz Unshielded Wire Leads 106.1 H Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 22.93:1 4.2kCT ±1dB 2 4 8 68Ohm 160mOhm 60W
148R 148R Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 148 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 17.5mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 2.4mA 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 20k ±1dB 1k 250/250 2.23kOhm 123Ohm 50mW
104B 104B Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 104 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 19.05mm Through Hole 0.05lb 22.68g 0.860Lx0.710W 21.84mmx18.03mm 0.750 19.05mm 60Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 150 -1dB 80k 6.6Ohm 3.73kOhm 5mW
143R 143R Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 143 Active Wire Leads EAR99 ROHS3 Compliant 17.5mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 1mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 25k ±1dB 600CT 1.89kOhm 25Ohm 30mW
SP-21-B SP-21-B Triad Magnetics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Through Hole Bulk 2014 Red-Spec Active Not Applicable PC Pin ROHS3 Compliant Lead Free Through Hole -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm 300Hz~100kHz PC Pin Audio Coupling 2.24:1 1000VRMS @ 1 Second 10kCT ±2dB 2kCT 1.05kOhm 330Ohm 50mW
106Q 106Q Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 106 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 24.1mm Through Hole 0.09lb 40.82g 1.080Lx0.880W 27.43mmx22.35mm 0.950 24.13mm 32mA 170Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 48CT -1dB 3.2 2.4Ohm 300mOhm 1.5W
108F 108F Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 108 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 19.6mm Through Hole 0.08lb 36.29g 1.030Lx0.770W 26.16mmx19.56mm 0.770 19.56mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 2:1 100VRMS 600CT ±2.5dB 150CT 54Ohm 17Ohm 500mW
SP-21 SP-21 Triad Magnetics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks PCB, Through Hole Bulk Red-Spec Active Not Applicable 7 PC Pin EAR99 ROHS3 Compliant Lead Free 1mA 6 Unknown 100kHz 11.811mm Through Hole 11.339809g -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 150V HYBRID 0.465 11.80mm 1mA 1 50mW 300Hz~100kHz R-PSIP-T7 Not Qualified PC Pin 15V 2 50mW 12V NO DC-DC REGULATED POWER SUPPLY MODULE 15.45V 1.05kOhm Audio Coupling 10.8V 13.2V 2.24:1 1000VRMS @ 1 Second 70% 14.55V 10kCT ±2dB 2kCT 1.05kOhm 330Ohm
101P 101P Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 101 Active Not Applicable PC Pin EAR99 11.43mm ROHS3 Compliant Lead Free No SVHC 12.192mm 11.43mm Through Hole 0.01lb 4.54g 0.450Lx0.450W 11.43mmx11.43mm 0.480 12.19mm L11.43XB11.43XH12.19 (mm) 100mW 200Hz~100kHz Unshielded PC Pin 100kHz 0.3kHz Miniature Epoxy Potted 0.5 dB 300CT ±0.5dB 50CT 20.4Ohm 4.8Ohm
144G 144G Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 144 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 6mA 17.526mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 6mA 150mW 150Hz~15kHz Unshielded Wire Leads 27Ohm Economical Open Type 6mA 1 dB 500CT ±1dB 8 27Ohm 900mOhm
SP-51 SP-51 Triad Magnetics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks Through Hole Bulk Red-Spec Active Not Applicable PC Pin ROHS3 Compliant Lead Free 4mA 5 No SVHC 100kHz 11.811mm Through Hole 11.339809g -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm 4mA 50mW 300Hz~100kHz PC Pin 150V 50mW 104Ohm Audio Coupling 1.22:1 1000VRMS @ 1 Second 900CT ±2dB 600 104Ohm 96Ohm
290VX 290VX Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 4 Weeks Chassis Mount Bulk 2011 290 yes Active Not Applicable Wire Leads ROHS3 Compliant 96.393mm Chassis Mount 4.125Lx3.985W 104.77mmx101.22mm 3.858 97.99mm Wire Leads 10.34Ohm POWER TRANSFORMER 500mA 120/240VAC 1.52Ohm 80mOhm 4.75Ohm 10.34Ohm
146N 146N Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 146 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.574mm Chassis Mount 0.031lb 14.06g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 3mA 700mW 150Hz~15kHz Unshielded Wire Leads 97Ohm Economical Open Type 3mA 1 dB 2kCT ±1dB 8 97Ohm 700mOhm
125J 125J Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 125 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 49.276mm Chassis Mount 1lb 453.59g 3.250Lx1.500W 82.55mmx38.10mm 1.940 49.28mm 80mA 8W 150Hz~15kHz Unshielded Wire Leads 5.6 H General Purpose 1 dB 2.5k 4k ±1dB 3.2 4 6 8
813A 813A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads BROADCAST AUDIO TRANSFORMER ±0.5dB 15dB
TTC-5033 TTC-5033 Tamura 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 24 Weeks Surface Mount Tape & Reel (TR) 2004 TTC Obsolete 1 (Unlimited) Flat RoHS Compliant Contains Lead 6 7.6mm UL60950, EN60950 Surface Mount -20°C~85°C 0.378Lx0.492W 9.60mmx12.50mm 0.299 7.60mm Flat Lead 6.5 H Data/Voice Coupling 1:1 1875VRMS @ 1 Second 10k 485Ohm 485Ohm
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support