Audio Transformers
576 Items
PDF Mfr Part # RFQ Series Packaging Product StatusTurns Ratio - Primary:SecondaryImpedance - Primary (Ohms)Impedance - Secondary (Ohms)DC Resistance (DCR) - PrimaryDC Resistance (DCR) - SecondaryTransformer TypeFrequency RangeFrequency ResponseVoltage - IsolationInsertion LossReturn LossPower LevelOperating TemperatureApproval AgencyMounting TypeSize / DimensionHeight - Seated (Max)Termination Style
SP-13
SP-13
TRANSF 25K CT 20K CT/1K 800CT AU
Triad Magnetics
Red-Spec 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
125A
125A
TRANSFORMER 3W 25MA TUBE TYPE
Hammond Manufacturing
125 Bulk Active-1.2k ~ 25k1.5 ~ 15--General Purpose150Hz ~ 15kHz±1dB---3W--Chassis Mount2.060" L x 1.250" W (52.32mm x 31.75mm)1.190" (30.23mm)Wire Leads
TTC-5036
TTC-5036
TRANSFORMR MODEM 600:287 OHM SMD
Tamura
TTC Tape & Reel (TR) Active1:1600287175Ohm175OhmData/Voice Coupling200Hz ~ 4kHz±0.2dB1875VRMS @ 1 Second4dB Max @ 2kHz14dB Min @ 200Hz ~ 4kHz--20°C ~ 85°CUL60950, EN60950Surface Mount0.378" L x 0.492" W (9.60mm x 12.50mm)0.299" (7.60mm)Flat Lead
TTC-5028
TTC-5028
TRANSFORMER TELECOMM 600:470 OHM
Tamura
TTC Bulk Active1:160047092Ohm120OhmData/Voice Coupling300Hz ~ 3.5kHz±1dB ~ ±4dB1875VRMS @ 1 Second2.5dB Max @ 1kHz--40dB ~ 4dB-CSA-C22.2 No. 950-95, UL1950Through Hole0.886" L x 0.909" W (22.50mm x 23.10mm)0.583" (14.80mm)PC Pin
TTC-5020
TTC-5020
TRANSFORMER COUPLING 600:301 OHM
Tamura
TTC Bulk Active1:1600301152Ohm152OhmData/Voice Coupling300Hz ~ 3.5kHz±1dB ~ ±4dB1875VRMS @ 1 Second3.75dB Max @ 1kHz--20dB ~ 4dB-CSA-C22.2 No. 950-95, UL1950Through Hole0.886" L x 0.909" W (22.50mm x 23.10mm)0.543" (13.80mm)PC Pin
TTC-105-1
TTC-105-1
TRANSF TEL COUP 600:600CT 90MADC
Tamura
TTC Bulk Active1:1600600CT71Ohm117OhmData/Voice Coupling660Hz ~ 3.5kHz-1dB ~ 0.7dB1500VRMS @ 1 Minute3dB Max @ 660Hz ~ 800Hz, 2.5dB Max @ 800Hz @ 3.5kHz--45dB ~ 10dB-CSA-C22.2 No. 66-M1988, UL1459Through Hole0.839" L x 0.630" W (21.30mm x 16.00mm)0.748" (19.00mm)PC Pin
TY-400P
TY-400P
TRANSF 600 OHM 90MA DC TEL
Triad Magnetics
TY Bulk Active1:1.0760060076.5Ohm108OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VAC1.75dB Typ15dB Typ-45dB ~ 7dB-20°C ~ 85°C-Through Hole0.820" L x 0.715" W (20.83mm x 18.16mm)0.750" (19.05mm)PC Pin
TY-311P
TY-311P
TRANSF 600 OHM 0MA DC TEL
Triad Magnetics
TY Bulk Active1:1.0560060038Ohm53OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VAC1dB Typ26dB Typ-45dB ~ 7dB-20°C ~ 85°C-Through Hole0.812" L x 0.715" W (20.62mm x 18.16mm)0.740" (18.80mm)PC Pin
TY-402P
TY-402P
TRANSF 600 OHM 90MA DC TEL
Triad Magnetics
TY Bulk Active1:1.160060080Ohm112OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VAC1.75dB Typ13dB Typ-45dB ~ 7dB-20°C ~ 85°C-Through Hole0.815" L x 1.250" W (20.70mm x 31.75mm)0.530" (13.46mm)PC Pin
TY-300P
TY-300P
TRANSF 600 OHM 0MA DC TEL HYBRID
Triad Magnetics
TY Bulk Active1:2.48600600/600172Ohm66Ohm, 66OhmData/Voice Coupling300Hz ~ 3.5kHz-1500VAC0.8dB Typ30dB Typ-45dB ~ 7dB-20°C ~ 85°C-Through Hole0.812" 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 THRU HOLE
Triad Magnetics
MET Bulk Active4.47:11k50110Ohm8OhmData/Voice Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-60-T
MET-60-T
TRANSFORMER 135:135CT 10.0MADC
Triad Magnetics
MET Bulk Active1:1135135CT10.5Ohm10.8OhmData/Voice Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-11
MET-11
TRANSFORMER 10KCT:2KCT 1.0MADC
Tamura
MET Tube Active2.23:110kCT2kCT1kOhm300OhmData/Voice Coupling300Hz ~ 100kHz±2dB500VRMS @ 30 Seconds--40mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-42
SP-42
TRANSER 150 CT/ 12 OHM AUDIO
Triad Magnetics
Red-Spec 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-21
SP-21
TRANSF 10K CT/ 2K CT AUDIO
Triad Magnetics
Red-Spec 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-52
SP-52
TRANSER 1.5K CT/ 600 OHM AUDIO
Triad Magnetics
Red-Spec 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
TTC-108
TTC-108
TRANSF TELE COUP 600CT:600CT
Tamura
TTC Bulk Active1:1600CT600CT44Ohm56OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VRMS @ 1 Minute1.4dB Max @ 1kHz--45dB ~ 7dB-CSA-C22.2 No. 66-M1988, UL1459Through Hole0.799" L x 0.689" W (20.30mm x 17.50mm)0.752" (19.10mm)PC Pin
TTC-108N
TTC-108N
TRANSFORMER 600CT:600CT 0MADC
Tamura
TTC Bulk Active1:1600CT600CT44Ohm56OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VRMS @ 1 Minute1.4dB Max @ 1kHz--45dB ~ 7dB-CSA-C22.2 No. 66-M1988, UL1459Through Hole0.815" L x 0.650" W (20.70mm x 16.50mm)0.736" (18.70mm)PC Pin
MET-28
MET-28
TRANSFORMER 1K:50 3.0MADC
Tamura
MET Tube Active4.47:11k50110Ohm8OhmData/Voice Coupling300Hz ~ 100kHz±2dB500VRMS @ 30 Seconds--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
TY-304P
TY-304P
TRANSF 600 CT OHM 0MA DC TEL
Triad Magnetics
TY Bulk Active1:1.05600CT600CT42Ohm60OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VAC1dB Typ26dB Typ-45dB ~ 7dB-20°C ~ 85°C-Through Hole0.790" L x 0.812" W (20.07mm x 20.62mm)0.740" (18.80mm)PC Pin