Audio Transformers

Results: 35
Turns Ratio - Primary:Secondary
1:11:1.11:1.421.22:11.58:12:1:12.1:12.24:12.88:13.16:13.54:14.4:14.47:14.48:1:1
Impedance - Primary (Ohms)
150CT300CT500500CT600600CT900CT1k1.5kCT7.5kCT10k10kCT25kCT, 20kCT50kCT
Impedance - Secondary (Ohms)
1250500CT600600, 150/150600CT1kCT1kCT, 800CT1.2kCT2k, 500/5002kCT10k, 2.5k/2.5k10kCT-
DC Resistance (DCR) - Primary
15Ohm18Ohm41Ohm60Ohm67Ohm72Ohm104Ohm145Ohm168Ohm796Ohm1kOhm1.05kOhm1.7kOhm3.8kOhm
DC Resistance (DCR) - Secondary
2.7Ohm2.9Ohm8Ohm40Ohm, 45Ohm75Ohm80Ohm92Ohm96Ohm98Ohm100Ohm115Ohm146/168Ohm200Ohm330Ohm
Transformer Type
-Audio Coupling
Frequency Range
300Hz ~ 100kHz-
Frequency Response
±2dB-
Power Level
10mW25mW40mW50mW-
Stocking Options
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Media
Marketplace Product
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Series
Package
Product Status
Turns Ratio - Primary:Secondary
Impedance - Primary (Ohms)
Impedance - Secondary (Ohms)
DC Resistance (DCR) - Primary
DC Resistance (DCR) - Secondary
Transformer Type
Frequency Range
Frequency Response
Voltage - Isolation
Insertion Loss
Return Loss
Power Level
Operating Temperature
Approval Agency
Mounting Type
Size / Dimension
Height - Seated (Max)
Termination Style
SP-32, SP-42, SP-48, SP-50, SP-51
SP-48
AUDIO XFMR 7.5KCT / 12 TH
Triad Magnetics
7,205
In Stock
1,826
Factory
1 : ¥109.85000
Bulk
Bulk
Active25:17.5kCT12796Ohm2.9OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-33, SP-70
SP-33
AUDIO XFMR 1K / 50 TH
Triad Magnetics
3,708
In Stock
1 : ¥130.14000
Bulk
Bulk
Active4.4:11k50145Ohm8OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-4
AUDIO XFMR 200KCT / 1KCT TH
Triad Magnetics
301
In Stock
2
Factory
1 : ¥136.76000
Bulk
Bulk
Active14.1:1200kCT1kCT5.3kOhm100OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--10mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-66
AUDIO XFMR 10KCT / 10KCT TH
Triad Magnetics
1,454
In Stock
1 : ¥137.70000
Bulk
Bulk
Active1:110kCT10kCT1kOhm1.3kOhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-33, SP-70
SP-70
AUDIO XFMR 600 / 600 TH
Triad Magnetics
3,670
In Stock
133
Factory
1 : ¥148.99000
Bulk
Bulk
Active1:160060072Ohm92OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-69
AUDIO XFMR 600 / 600 150/150 TH
Triad Magnetics
3,160
In Stock
42
Factory
1 : ¥148.99000
Bulk
Bulk
Active2:1:1600600, 150/15072Ohm40Ohm, 45OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-67
AUDIO XFMR 600CT / 600CT TH
Triad Magnetics
1,651
In Stock
1 : ¥148.99000
Bulk
Bulk
Active1:1600CT600CT72Ohm92OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-32, SP-42, SP-48, SP-50, SP-51
SP-50
AUDIO XFMR 500CT / 600 TH
Triad Magnetics
519
In Stock
1 : ¥148.99000
Bulk
Bulk
Active1:1.1500CT60067Ohm98OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-32, SP-42, SP-48, SP-50, SP-51
SP-42
AUDIO XFMR 150CT / 12 TH
Triad Magnetics
497
In Stock
504
Factory
1 : ¥130.14000
Bulk
Bulk
Active3.54:1150CT1218Ohm2.7OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-52
SP-52
AUDIO XFMR 1.5KCT / 600 TH
Triad Magnetics
748
In Stock
2,234
Factory
1 : ¥142.96000
Bulk
Bulk
Active1.58:11.5kCT600168Ohm92OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP SERIES
SP-5
AUDIO XFMR 50KCT / 1KCT TH
Triad Magnetics
260
In Stock
1 : ¥131.75000
Bulk
Bulk
Active7.1:150kCT1kCT3.8kOhm75OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--25mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-49
SP-49
AUDIO XFMR 300CT / 600 TH
Triad Magnetics
479
In Stock
657
Factory
1 : ¥148.99000
Bulk
Bulk
Active1:1.42300CT60041Ohm98OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-32, SP-42, SP-48, SP-50, SP-51
SP-51
AUDIO XFMR 900CT / 600 TH
Triad Magnetics
458
In Stock
287
Factory
1 : ¥148.99000
Bulk
Bulk
Active1.22:1900CT600104Ohm96OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-29
AUDIO XFMR 10KCT / 500CT TH
Triad Magnetics
44
In Stock
1 : ¥137.70000
Bulk
Bulk
Active4.47:110kCT500CT1.05kOhm80OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP SERIES
SP-13
XFMR 25KCT 20KCT / 1KCT 800CT TH
Triad Magnetics
85
In Stock
238
Factory
1 : ¥155.18000
Bulk
Bulk
Active5:125kCT, 20kCT1kCT, 800CT1.7kOhm115OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--40mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-21
AUDIO XFMR 10KCT / 2KCT TH
Triad Magnetics
95
In Stock
270
Factory
1 : ¥137.70000
Bulk
Bulk
Active2.24:110kCT2kCT1.05kOhm330OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP SERIES
SP-68
XFMR 10K / 10K 2.5K/2.5K TH
Triad Magnetics
20
In Stock
206
Factory
1 : ¥137.70000
Bulk
Bulk
Active2.1:110k10k, 2.5k/2.5k1kOhm565/650OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-22
AUDIO XFMR 10K / 2K 500/500 TH
Triad Magnetics
9
In Stock
1 : ¥137.70000
Bulk
Bulk
Active4.48:1:110k2k, 500/5001.05kOhm146/168OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP SERIES
SP-22-B
AUDIO XFMR 10K / 2K 500/500 TH
Triad Magnetics
43
In Stock
1 : ¥137.70000
Bulk
Bulk
Active4.48:1:110k2k, 500/5001.05kOhm146/168OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-32, SP-42, SP-48, SP-50, SP-51
SP-42-B
AUDIO XFMR 150CT / 12 TH
Triad Magnetics
0
In Stock
Check Lead Time
672 : ¥87.01554
Bulk
Bulk
Active3.54:1150CT1218Ohm2.7OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-33, SP-70
SP-33-B
AUDIO XFMR 1K / 50 TH
Triad Magnetics
0
In Stock
Check Lead Time
672 : ¥87.01554
Bulk
Bulk
Active4.4:11k50145Ohm8OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
0
In Stock
Check Lead Time
672 : ¥86.17186
Bulk
Bulk
Active---15Ohm----1000VRMS @ 1 Second----40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP SERIES
SP-20-B
AUDIO XFMR 10KCT / 1.2KCT TH
Triad Magnetics
0
In Stock
Check Lead Time
672 : ¥92.10914
Bulk
Bulk
Active2.88:110kCT1.2kCT1.05kOhm200OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP SERIES
SP-21-B
AUDIO XFMR 10KCT / 2KCT TH
Triad Magnetics
0
In Stock
Check Lead Time
672 : ¥92.10914
Bulk
Bulk
Active2.24:110kCT2kCT1.05kOhm330OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP SERIES
SP-29-B
AUDIO XFMR 10KCT / 500CT TH
Triad Magnetics
0
In Stock
Check Lead Time
672 : ¥92.10914
Bulk
Bulk
Active4.47:110kCT500CT1.05kOhm80OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
Showing
of 35

Audio Transformers


Like most other transformer products, audio transformers consist of two or more magnetically coupled coils of wire, usually wound around a magnetic core. They are distinguished from other transformer types by being adapted and characterized for use at frequencies across all or a significant portion of the human audible range spanning roughly 20 Hz to 20 kHz, and are used for isolation and transformation of information in analog format, as contrasted with transformers designed for transmission of information encoded using a digital signaling protocol. Examples include output transformers for vacuum tube amplifiers and voice coupling transformers for traditional telecom applications.