Audio Transformers

Manufacturer Series Packaging Part Status Turns Ratio - Primary:Secondary Impedance - Primary (Ohms) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Transformer Type Impedance - Secondary (Ohms) Frequency Range Frequency Response Voltage - Isolation Insertion Loss Return Loss Mounting Style Power Level Approval Agency Operating Temperature Size / Dimension Height - Seated (Max) Termination Style

































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Turns Ratio - Primary:Secondary Impedance - Primary (Ohms) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Transformer Type Impedance - Secondary (Ohms) Frequency Range Frequency Response Voltage - Isolation Insertion Loss Return Loss Mounting Style Power Level Approval Agency Operating Temperature Size / Dimension Height - Seated (Max) Termination Style
MET-59-T

MET-59-T

AUDIO XFMR 600 / 150/150 TH

Triad Magnetics

271
MET-59-T

Datasheet

MET Bulk Active 2:1:1 600 70Ohm 95Ohm Data/Voice Coupling 150/150 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 50mW - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
MET-17

MET-17

AUDIO XFMR 10KCT / 500CT TH

Tamura

366
MET-17

Datasheet

MET Tube Active 4.47:1 10kCT 1kOhm 80Ohm Data/Voice Coupling 500CT 300Hz ~ 100kHz ±2dB 500VRMS @ 30 Seconds - - Through Hole 40mW - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-4

SP-4

AUDIO XFMR 200KCT / 1KCT TH

Triad Magnetics

103
SP-4

Datasheet

Red-Spec Bulk Active 14.1:1 200kCT 5.3kOhm 100Ohm Audio Coupling 1kCT 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 10mW - -40°C ~ 85°C 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-29

SP-29

AUDIO XFMR 10KCT / 500CT TH

Triad Magnetics

113
SP-29

Datasheet

Red-Spec Bulk Active 4.47:1 10kCT 1.05kOhm 80Ohm Audio Coupling 500CT 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 50mW - -40°C ~ 85°C 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
149T

149T

AUDIO XFMR 600CT / 600CT TH

Hammond Manufacturing

278
149T

Datasheet

149 Bulk Active - 600CT 53Ohm 70Ohm Economical Open Type 600CT 200Hz ~ 15kHz ±1dB - 0.5dB - Through Hole 1000mW - - 1.060" L x 0.820" W (26.92mm x 20.83mm) 0.820" (20.83mm) PC Pin
MET-50

MET-50

AUDIO XFMR 10K / 125 TH

Tamura

1,369
MET-50

Datasheet

MET Tray Active 8.62:1 10k 1.1kOhm 28Ohm Data/Voice Coupling 125 300Hz ~ 20kHz ±3dB 500VRMS @ 30 Seconds - - Through Hole 10mW Max @ 300Hz - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
125A

125A

XFMR 1.2K-25K / 1.5-15 CHAS MNT

Hammond Manufacturing

412
125A

Datasheet

125 Bulk Active - 1.2k ~ 25k - - General Purpose 1.5 ~ 15 150Hz ~ 15kHz ±1dB - - - Chassis Mount 3W - - 2.060" L x 1.250" W (52.32mm x 31.75mm) 1.190" (30.23mm) Wire Leads
#458PT-1566=P3

#458PT-1566=P3

AUDIO XFMR SMD

Murata Electronics

137
#458PT-1566=P3

Datasheet

- Tape & Reel (TR) Active - - - - - - - - - - - Surface Mount - - - 0.272" L x 0.150" W (6.90mm x 3.80mm) 0.173" (4.40mm) Gull Wing
TY-400P

TY-400P

AUDIO XFMR 600 / 600 TH

Triad Magnetics

6,393
TY-400P

Datasheet

TY Bulk Active 1:1.07 600 76.5Ohm 108Ohm Data/Voice Coupling 600 300Hz ~ 3.5kHz ±0.5dB 1500VAC 1.75dB Typ 15dB Typ Through Hole -45dB ~ 7dB - -20°C ~ 85°C 0.820" L x 0.715" W (20.83mm x 18.16mm) 0.750" (19.05mm) PC Pin
TY-303P

TY-303P

AUDIO XFMR 4K / 600 TH

Triad Magnetics

430
TY-303P

Datasheet

TY Bulk Active 2.43:1 4k 260Ohm 52Ohm Data/Voice Coupling 600 300Hz ~ 3.5kHz ±0.5dB 1500VAC 1dB Typ 26dB Typ Through Hole -45dB ~ 7dB - -20°C ~ 85°C 0.812" L x 0.715" W (20.62mm x 18.16mm) 0.740" (18.80mm) PC Pin
TY-300P

TY-300P

AUDIO XFMR 600 / 600/600 TH

Triad Magnetics

170
TY-300P

Datasheet

TY Bulk Active 1:2.48 600 172Ohm 66Ohm, 66Ohm Data/Voice Coupling 600/600 300Hz ~ 3.5kHz - 1500VAC 0.8dB Typ 30dB Typ Through Hole -45dB ~ 7dB - -20°C ~ 85°C 0.812" L x 0.700" W (20.62mm x 17.78mm) 0.740" (18.80mm) PC Pin
MET-28-T

MET-28-T

AUDIO XFMR 1K / 50 TH

Triad Magnetics

107
MET-28-T

Datasheet

MET Bulk Active 4.47:1 1k 110Ohm 8Ohm Data/Voice Coupling 50 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 50mW - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
MET-59

MET-59

AUDIO XFMR 600 / 600 150/150 TH

Tamura

817
MET-59

Datasheet

MET Tube Active 2:1:1 600 70Ohm 95Ohm Data/Voice Coupling 600, 150/150 300Hz ~ 100kHz ±2dB 1000VRMS @ 30 Seconds - - Through Hole 50mW - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
MET-28

MET-28

AUDIO XFMR 1K / 50 TH

Tamura

334
MET-28

Datasheet

MET Tube Active 4.47:1 1k 110Ohm 8Ohm Data/Voice Coupling 50 300Hz ~ 100kHz ±2dB 500VRMS @ 30 Seconds - - Through Hole 50mW - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
MET-01-T

MET-01-T

AUDIO XFMR 200KCT / 1KCT TH

Triad Magnetics

164
MET-01-T

Datasheet

MET Bulk Active 14.1:1 200kCT 5.3kOhm 120Ohm Data/Voice Coupling 1kCT 300Hz ~ 100kHz ±2dB 500VRMS @ 1 Second - - Through Hole 10mW - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
MET-01

MET-01

AUDIO XFMR 200KCT / 1KCT TH

Tamura

1,343
MET-01

Datasheet

MET Tube Active 14.1:1 200kCT 5.3kOhm 120Ohm Data/Voice Coupling 1kCT 300Hz ~ 100kHz ±2dB 500VRMS @ 30 Seconds - - Through Hole 10mW Max @ 300Hz - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-52

SP-52

AUDIO XFMR 1.5KCT / 600 TH

Triad Magnetics

805
SP-52

Datasheet

Red-Spec Bulk Active 1.58:1 1.5kCT 168Ohm 92Ohm Audio Coupling 600 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 50mW - -40°C ~ 85°C 0.410" 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

459
SP-49

Datasheet

Red-Spec Bulk Active 1:1.42 300CT 41Ohm 98Ohm Audio Coupling 600 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 50mW - -40°C ~ 85°C 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
SP-68

SP-68

XFMR 10K / 10K 2.5K/2.5K TH

Triad Magnetics

201
SP-68

Datasheet

Red-Spec Bulk Active 2.1:1 10k 1kOhm 565/650Ohm Audio Coupling 10k, 2.5k/2.5k 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 50mW - -40°C ~ 85°C 0.410" L x 0.310" W (10.41mm x 7.87mm) 0.465" (11.80mm) PC Pin
MET-50-T

MET-50-T

AUDIO XFMR 10K / 125 TH

Triad Magnetics

121
MET-50-T

Datasheet

MET Bulk Active 8.62:1 10k 1.1kOhm 28Ohm Data/Voice Coupling 125 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - Through Hole 10mW - -20°C ~ 85°C 0.409" L x 0.310" W (10.40mm x 7.87mm) 0.465" (11.80mm) PC Pin
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