Product Index > Transformers > Audio Transformers

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Compare Parts Datasheets Image Digi-Key Part Number Manufacturer Part Number Manufacturer Description Quantity Available
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Unit Price
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Packaging Series Part 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 Approvals Mounting Type Size / Dimension Height - Seated (Max) Termination Style
   
SP-33 Datasheet SP-33 - Triad Magnetics 237-1144-ND TRANS 1K/50 OHM IMPEDANCE AUDIO 1,378 - Immediate
1,967 - Factory Stock ?
Available: 1,378
$24.24000 1 Minimum: 1 Bulk? Red-Spec Active 4.4:1 1k 50 145Ohm 8Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-66 Datasheet SP-66 - Triad Magnetics 237-1151-ND TRANSER 10K CT/ 10K CT AUDIO 2,117 - Immediate Available: 2,117 $25.42000 1 Minimum: 1 Bulk? Red-Spec Active 1:1 10kCT 10kCT 1kOhm 1.3kOhm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-48 Datasheet SP-48 - Triad Magnetics 237-1146-ND TRANSER 7.5K CT/ 12 OHM AUDIO 1,899 - Immediate
1,504 - Factory Stock ?
Available: 1,899
$25.64000 1 Minimum: 1 Bulk? Red-Spec Active 25:1 7.5kCT 12 796Ohm 2.9Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-70 Datasheet SP-70 - Triad Magnetics 237-1155-ND TRANS 600/ 600 OHM AUDIO 4,262 - Immediate
5,369 - Factory Stock ?
Available: 4,262
$27.50000 1 Minimum: 1 Bulk? Red-Spec Active 1:1 600 600 72Ohm 92Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-67 Datasheet SP-67 - Triad Magnetics 237-1152-ND TRANSER 600 CT/ 600 CT AUDIO 3,099 - Immediate Available: 3,099 $27.50000 1 Minimum: 1 Bulk? Red-Spec Active 1:1 600CT 600CT 72Ohm 92Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-69 Datasheet SP-69 - Triad Magnetics 237-1154-ND TRANS 600/ 600CT 150 SPLIT AUDIO 2,717 - Immediate
1,244 - Factory Stock ?
Available: 2,717
$27.50000 1 Minimum: 1 Bulk? Red-Spec Active 2:1:1 600 600, 150/150 72Ohm 40Ohm, 45Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-51 Datasheet SP-51 - Triad Magnetics 237-1149-ND TRANSER 900 CT/ 600 OHM AUDIO 378 - Immediate
1,043 - Factory Stock ?
Available: 378
$27.50000 1 Minimum: 1 Bulk? Red-Spec Active 1.22:1 900CT 600 104Ohm 96Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-5 Datasheet SP-5 - Triad Magnetics 237-1138-ND TRANSF 50K CT/1K CT AUDIO 240 - Immediate
197 - Factory Stock ?
Available: 240
$30.34000 1 Minimum: 1 Bulk? Red-Spec Active 7.1:1 50kCT 1kCT 3.8kOhm 75Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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25mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-52 Datasheet SP-52 - Triad Magnetics 237-1150-ND TRANSER 1.5K CT/ 600 OHM AUDIO 355 - Immediate
745 - Factory Stock ?
Available: 355
$26.64000 1 Minimum: 1 Bulk? Red-Spec Active 1.58:1 1.5kCT 600 168Ohm 92Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-50 Datasheet SP-50 - Triad Magnetics 237-1148-ND TRANSER 500 CT/ 600 OHM AUDIO 390 - Immediate
504 - Factory Stock ?
Available: 390
$27.50000 1 Minimum: 1 Bulk? Red-Spec Active 1:1.1 500CT 600 67Ohm 98Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-4 Datasheet SP-4 - Triad Magnetics 237-1137-ND TRANSF 200K CT/1K CT AUDIO 291 - Immediate
281 - Factory Stock ?
Available: 291
$29.57000 1 Minimum: 1 Bulk? Red-Spec Active 14.1:1 200kCT 1kCT 5.3kOhm 100Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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10mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-42 Datasheet SP-42 - Triad Magnetics 237-1145-ND TRANSER 150 CT/ 12 OHM AUDIO 227 - Immediate Available: 227 $24.24000 1 Minimum: 1 Bulk? Red-Spec Active 3.54:1 150CT 12 18Ohm 2.7Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-21 Datasheet SP-21 - Triad Magnetics 237-1141-ND TRANSF 10K CT/ 2K CT AUDIO 360 - Immediate
568 - Factory Stock ?
Available: 360
$25.42000 1 Minimum: 1 Bulk? Red-Spec Active 2.24:1 10kCT 2kCT 1.05kOhm 330Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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-
50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-49 Datasheet SP-49 - Triad Magnetics 237-1147-ND TRANS 300/600 OHM IMPEDNCE AUDIO 190 - Immediate
220 - Factory Stock ?
Available: 190
$27.50000 1 Minimum: 1 Bulk? Red-Spec Active 1:1.42 300CT 600 41Ohm 98Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-22 Datasheet SP-22 - Triad Magnetics 237-1142-ND TRANSF 10K/2KCT 500 SPLIT SEC AU 92 - Immediate
139 - Factory Stock ?
Available: 92
$25.42000 1 Minimum: 1 Bulk? Red-Spec Active 4.48:1:1 10k 2k, 500/500 1.05kOhm 146/168Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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-
50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-29 Datasheet SP-29 - Triad Magnetics 237-1143-ND TRANSF 10K CT/500 CT AUDIO 53 - Immediate
353 - Factory Stock ?
Available: 53
$25.42000 1 Minimum: 1 Bulk? Red-Spec Active 4.47:1 10kCT 500CT 1.05kOhm 80Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-13 Datasheet SP-13 - Triad Magnetics 237-1139-ND TRANSF 25K CT 20K CT/1K 800CT AU 65 - Immediate
235 - Factory Stock ?
Available: 65
$28.91000 1 Minimum: 1 Bulk? Red-Spec Active 5:1 25kCT, 20kCT 1kCT, 800CT 1.7kOhm 115Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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40mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-68 Datasheet SP-68 - Triad Magnetics 237-1153-ND TRANS 10K/10KCT 2.5K SPLIT AUDIO 17 - Immediate
196 - Factory Stock ?
Available: 17
$25.42000 1 Minimum: 1 Bulk? Red-Spec Active 2.1:1 10k 10k, 2.5k/2.5k 1kOhm 565/650Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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-
50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-20-B Datasheet SP-20-B - Triad Magnetics SP-20-B-ND TRANSF 10K CT/1.2K CT AUDIO 0 Available: 0
Standard Lead Time 15 Weeks
$14.86756 672
Non-Stock
?
Minimum: 672
Bulk? Red-Spec Active 2.88:1 10kCT 1.2kCT 1.05kOhm 200Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
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-
50mW -40°C ~ 85°C
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Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-21-B Datasheet SP-21-B - Triad Magnetics SP-21-B-ND TRANSF 10K CT/ 2K CT AUDIO 0 Available: 0
Standard Lead Time 15 Weeks
$14.86756 672
Non-Stock
?
Minimum: 672
Bulk? Red-Spec Active 2.24:1 10kCT 2kCT 1.05kOhm 330Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
-
-
50mW -40°C ~ 85°C
-
Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-22-B Datasheet SP-22-B - Triad Magnetics SP-22-B-ND TRANSF 10K/2KCT 500 SPLIT SEC AU 0 Available: 0
Standard Lead Time 15 Weeks
$14.86756 672
Non-Stock
?
Minimum: 672
Bulk? Red-Spec Active 4.48:1:1 10k 2k, 500/500 1.05kOhm 146/168Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
-
-
50mW -40°C ~ 85°C
-
Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-29-B Datasheet SP-29-B - Triad Magnetics SP-29-B-ND TRANSF 10K CT/500 CT AUDIO 0 Available: 0
Standard Lead Time 15 Weeks
$14.86756 672
Non-Stock
?
Minimum: 672
Bulk? Red-Spec Active 4.47:1 10kCT 500CT 1.05kOhm 80Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
-
-
50mW -40°C ~ 85°C
-
Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-68-B Datasheet SP-68-B - Triad Magnetics SP-68-B-ND TRANS 10K/10KCT 2.5K SPLIT AUDIO 0 Available: 0
Standard Lead Time 15 Weeks
$14.86756 672
Non-Stock
?
Minimum: 672
Bulk? Red-Spec Active 2.1:1 10k 10k, 2.5k/2.5k 1kOhm 565/650Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
-
-
50mW -40°C ~ 85°C
-
Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-42-B Datasheet SP-42-B - Triad Magnetics SP-42-B-ND TRANSER 150 CT/ 12 OHM AUDIO 0 Available: 0
Standard Lead Time 15 Weeks
$14.97250 672
Non-Stock
?
Minimum: 672
Bulk? Red-Spec Active 3.54:1 150CT 12 18Ohm 2.7Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
-
-
50mW -40°C ~ 85°C
-
Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-33-B Datasheet SP-33-B - Triad Magnetics SP-33-B-ND TRANS 1K/50 OHM IMPEDANCE AUDIO 0 Available: 0
Standard Lead Time 15 Weeks
$14.97250 672
Non-Stock
?
Minimum: 672
Bulk? Red-Spec Active 4.4:1 1k 50 145Ohm 8Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second
-
-
50mW -40°C ~ 85°C
-
Through Hole 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
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05:08:20 7/16/2019