Page 3 - Tamura Products - Audio Transformers

TTC-121
Tamura

TRANSF TELE 600:600CT 80MADC

Package: -

Stock4,248
TTC-112
Tamura

TRANSF TELE COUP 600:900 0.0MADC

Package: -

Stock2,862
TTC-264M
Tamura

TRANSF TELE COUP 600:470 100MADC

Package: -

Stock3,510
TTC-125
Tamura

TRANSF TELE COUP 600 OHM 80MADC

Package: -

Stock7,794
TTC-218
Tamura

TRANSF TELE COUP 600 OHM 50MADC

Package: -

Stock3,168
TV106
Tamura

TRANS TEL 600 OHM .60 INS.LOSS

Package: -

Stock8,334
TV105
Tamura

TRANS TEL 600 OHM 1.15 INS.LOSS

Package: -

Stock7,272
TTC-303SL
Tamura

TRANSF TELE COUP MINI 600 OHM

Package: -

Stock5,760
TTC-103SL
Tamura

TRANSFORMER PCMCIA MODEM

Package: -

Stock7,632
TTC-203SL
Tamura

TRANSF TELE PCMCIA TOP MNT SMD

Package: -

Stock5,778
TTC-101
Tamura

MODEM TRANSFORMERS

Package: -

Stock4,104
MET-03
Tamura

TRANSFORMER 50KCT:1KCT 0.0MADC

Package: -

Stock7,560
TTC-129
Tamura

TRANS TELECOM 600 SPLIT: 600/600

Package: -

Stock8,262
MET-05
Tamura

TRANSFORMER 25KCT:1KCT 0.5MADC

Package: -

Stock6,876
MET-22
Tamura

TRANSFORMR 2.5KCT:2.5KCT 1.0MADC

Package: -

Stock4,518
MET-27
Tamura

TRANSFORMER 1KCT:600CT 3.0MADC

Package: -

Stock3,526
MET-26
Tamura

TRANSFORMER 1KCT:1KCT 3.0MADC

Package: -

Stock8,784
TTC-218-2
Tamura

MODEM TRANSFORMERS

Package: -

Stock3,312
MET-29
Tamura

TRANSFORMER 900CT:600 3.0MA

Package: -

Stock7,290
MET-43
Tamura

TRANSFORMER 120CT:3.2 10.0MADC

Package: -

Stock2,088

Part Number	Manufacturer	Description	Package	Stock	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
TTC-121	Tamura	TRANSF TELE 600:600CT 80MADC Turns Ratio - Primary:Secondary: 1:0.5 Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 600, 300/300 DC Resistance (DCR) - Primary: 74 Ohm DC Resistance (DCR) - Secondary: 64 Ohm Transformer Type: - Frequency Range: 300Hz ~ 3.5kHz Frequency Response: ±0.7dB Voltage - Isolation: 1500VRMS @ 1 Minute Insertion Loss: 1.1dB Typ @ 1kHz Return Loss: 18dB Typ Power Level: -45dB ~ 7dB Operating Temperature: - Approvals: - Mounting Type: Through Hole Size / Dimension: 1.650" L x 1.370" W (41.90mm x 34.80mm) Height - Seated (Max): 0.657" (16.70mm) Termination Style: PC Pin	Package: -	Stock4,248	600	600, 300/300	74 Ohm	64 Ohm	-	300Hz ~ 3.5kHz	±0.7dB	1500VRMS @ 1 Minute	1.1dB Typ @ 1kHz	18dB Typ	-45dB ~ 7dB	-	-	Through Hole	1.650" L x 1.370" W (41.90mm x 34.80mm)	0.657" (16.70mm)	PC Pin
TTC-112	Tamura	TRANSF TELE COUP 600:900 0.0MADC 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: -	Package: -	Stock2,862	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TTC-264M	Tamura	TRANSF TELE COUP 600:470 100MADC Turns Ratio - Primary:Secondary: - Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 470 DC Resistance (DCR) - Primary: - DC Resistance (DCR) - Secondary: - Transformer Type: Data/Voice Coupling Frequency Range: - Frequency Response: - Voltage - Isolation: - Insertion Loss: 2.5dB Typ Return Loss: - Power Level: - Operating Temperature: - Approvals: - Mounting Type: Through Hole Size / Dimension: - Height - Seated (Max): - Termination Style: -	Package: -	Stock3,510	600	470	-	-	Data/Voice Coupling	-	-	-	2.5dB Typ	-	-	-	-	Through Hole	-	-	-
TTC-125	Tamura	TRANSF TELE COUP 600 OHM 80MADC Turns Ratio - Primary:Secondary: 1:1 Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 600 DC Resistance (DCR) - Primary: 95 Ohm DC Resistance (DCR) - Secondary: 180 Ohm Transformer Type: - Frequency Range: 300Hz ~ 3.5kHz Frequency Response: ±0.5dB Voltage - Isolation: 1500VRMS @ 1 Minute Insertion Loss: 2.2dB Max @ 1kHz Return Loss: 14dB Typ Power Level: -45dB ~ 7dB Operating Temperature: - Approvals: CSA-C22.2 No. 66-M1988, UL1459 Mounting Type: Through Hole Size / Dimension: 1.272" L x 1.299" W (32.30mm x 33.00mm) Height - Seated (Max): 0.626" (15.90mm) Termination Style: PC Pin	Package: -	Stock7,794	600	600	95 Ohm	180 Ohm	-	300Hz ~ 3.5kHz	±0.5dB	1500VRMS @ 1 Minute	2.2dB Max @ 1kHz	14dB Typ	-45dB ~ 7dB	-	CSA-C22.2 No. 66-M1988, UL1459	Through Hole	1.272" L x 1.299" W (32.30mm x 33.00mm)	0.626" (15.90mm)	PC Pin
TTC-218	Tamura	TRANSF TELE COUP 600 OHM 50MADC Turns Ratio - Primary:Secondary: 1:1 Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 600 DC Resistance (DCR) - Primary: 49 Ohm DC Resistance (DCR) - Secondary: 76 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 660Hz ~ 3.5kHz Frequency Response: -1.8dB ~ 0.5dB Voltage - Isolation: 1500VRMS @ 1 Minute Insertion Loss: 1.8dB Max @ 2kHz Return Loss: - Power Level: -45dB ~ 7dB Operating Temperature: - Approvals: CSA-C22.2 No. 66-M1988, UL1863 Mounting Type: Through Hole Size / Dimension: 0.839" L x 0.760" W (21.30mm x 19.30mm) Height - Seated (Max): 0.346" (8.80mm) Termination Style: PC Pin	Package: -	Stock3,168	600	600	49 Ohm	76 Ohm	Data/Voice Coupling	660Hz ~ 3.5kHz	-1.8dB ~ 0.5dB	1500VRMS @ 1 Minute	1.8dB Max @ 2kHz	-	-45dB ~ 7dB	-	CSA-C22.2 No. 66-M1988, UL1863	Through Hole	0.839" L x 0.760" W (21.30mm x 19.30mm)	0.346" (8.80mm)	PC Pin
TV106	Tamura	TRANS TEL 600 OHM .60 INS.LOSS 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: -	Package: -	Stock8,334	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TV105	Tamura	TRANS TEL 600 OHM 1.15 INS.LOSS 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: -	Package: -	Stock7,272	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
TTC-303SL	Tamura	TRANSF TELE COUP MINI 600 OHM Turns Ratio - Primary:Secondary: - Impedance - Primary (Ohms): - Impedance - Secondary (Ohms): - DC Resistance (DCR) - Primary: - DC Resistance (DCR) - Secondary: - Transformer Type: Data/Voice Coupling Frequency Range: - Frequency Response: - Voltage - Isolation: - Insertion Loss: - Return Loss: - Power Level: - Operating Temperature: - Approvals: - Mounting Type: Through Hole Size / Dimension: - Height - Seated (Max): - Termination Style: PC Pin	Package: -	Stock5,760	-	-	-	-	Data/Voice Coupling	-	-	-	-	-	-	-	-	Through Hole	-	-	PC Pin
TTC-103SL	Tamura	TRANSFORMER PCMCIA MODEM Turns Ratio - Primary:Secondary: 1:1 Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 346 DC Resistance (DCR) - Primary: 127 Ohm DC Resistance (DCR) - Secondary: 150 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 3.5kHz Frequency Response: -0.35dB ~ 0.15dB Voltage - Isolation: 1000VRMS @ 1 Minute Insertion Loss: 2.7dB @ 1kHz Return Loss: 25dB Min @ 300Hz ~ 3.5kHz Power Level: 10mW Operating Temperature: - Approvals: CSA-C22.2 No. 950-M89, UL1459, UL1950 Mounting Type: Surface Mount Size / Dimension: 0.330" L x 0.402" W (8.38mm x 10.20mm) Height - Seated (Max): 0.164" (4.16mm) Termination Style: Gull Wing	Package: -	Stock7,632	600	346	127 Ohm	150 Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	-0.35dB ~ 0.15dB	1000VRMS @ 1 Minute	2.7dB @ 1kHz	25dB Min @ 300Hz ~ 3.5kHz	10mW	-	CSA-C22.2 No. 950-M89, UL1459, UL1950	Surface Mount	0.330" L x 0.402" W (8.38mm x 10.20mm)	0.164" (4.16mm)	Gull Wing
TTC-203SL	Tamura	TRANSF TELE PCMCIA TOP MNT SMD Turns Ratio - Primary:Secondary: 1:1 Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 346 DC Resistance (DCR) - Primary: 127 Ohm DC Resistance (DCR) - Secondary: 150 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 3.5kHz Frequency Response: -0.35dB ~ 0.15dB Voltage - Isolation: 1000VRMS @ 1 Minute Insertion Loss: 2.7dB @ 1kHz Return Loss: 25dB Min @ 300Hz ~ 3.5kHz Power Level: 10mW Operating Temperature: - Approvals: CSA-C22.2 No. 950-M89, UL1459, UL1950 Mounting Type: Surface Mount Size / Dimension: 0.330" L x 0.402" W (8.38mm x 10.20mm) Height - Seated (Max): 0.164" (4.16mm) Termination Style: Gull Wing	Package: -	Stock5,778	600	346	127 Ohm	150 Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	-0.35dB ~ 0.15dB	1000VRMS @ 1 Minute	2.7dB @ 1kHz	25dB Min @ 300Hz ~ 3.5kHz	10mW	-	CSA-C22.2 No. 950-M89, UL1459, UL1950	Surface Mount	0.330" L x 0.402" W (8.38mm x 10.20mm)	0.164" (4.16mm)	Gull Wing
TTC-101	Tamura	MODEM TRANSFORMERS Turns Ratio - Primary:Secondary: - Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): - DC Resistance (DCR) - Primary: 47 Ohm DC Resistance (DCR) - Secondary: 35 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 3.5kHz Frequency Response: ±0.5dB Voltage - Isolation: - Insertion Loss: - Return Loss: 26dB Power Level: -45dB ~ 7dB Operating Temperature: - Approvals: CSA, UR Mounting Type: Through Hole Size / Dimension: - Height - Seated (Max): - Termination Style: PC Pin	Package: -	Stock4,104	600	-	47 Ohm	35 Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	±0.5dB	-	-	26dB	-45dB ~ 7dB	-	CSA, UR	Through Hole	-	-	PC Pin
MET-03	Tamura	TRANSFORMER 50KCT:1KCT 0.0MADC Turns Ratio - Primary:Secondary: 7.07:1 Impedance - Primary (Ohms): 50kCT Impedance - Secondary (Ohms): 1kCT DC Resistance (DCR) - Primary: 3.8 kOhm DC Resistance (DCR) - Secondary: 105 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 25mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock7,560	50kCT	1kCT	3.8 kOhm	105 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	25mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
TTC-129	Tamura	TRANS TELECOM 600 SPLIT: 600/600 Turns Ratio - Primary:Secondary: 1:1.416 Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 600/600 DC Resistance (DCR) - Primary: 100 Ohm DC Resistance (DCR) - Secondary: 190 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 3.5kHz Frequency Response: ±0.5dB Voltage - Isolation: 1500VRMS @ 1 Minute Insertion Loss: 1.5dB Max @ 1kHz Return Loss: - Power Level: -45dB ~ 7dB Operating Temperature: - Approvals: CSA-C22.2 No. 66-M1988, UL1863 Mounting Type: Through Hole Size / Dimension: 1.272" L x 1.299" W (32.30mm x 33.00mm) Height - Seated (Max): 0.626" (15.90mm) Termination Style: PC Pin	Package: -	Stock8,262	600	600/600	100 Ohm	190 Ohm	Data/Voice Coupling	300Hz ~ 3.5kHz	±0.5dB	1500VRMS @ 1 Minute	1.5dB Max @ 1kHz	-	-45dB ~ 7dB	-	CSA-C22.2 No. 66-M1988, UL1863	Through Hole	1.272" L x 1.299" W (32.30mm x 33.00mm)	0.626" (15.90mm)	PC Pin
MET-05	Tamura	TRANSFORMER 25KCT:1KCT 0.5MADC Turns Ratio - Primary:Secondary: 5:1 Impedance - Primary (Ohms): 25kCT Impedance - Secondary (Ohms): 1kCT DC Resistance (DCR) - Primary: 1.6 kOhm DC Resistance (DCR) - Secondary: 95 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 30mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock6,876	25kCT	1kCT	1.6 kOhm	95 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	30mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-22	Tamura	TRANSFORMR 2.5KCT:2.5KCT 1.0MADC Turns Ratio - Primary:Secondary: 1:1 Impedance - Primary (Ohms): 2.5kCT Impedance - Secondary (Ohms): 2.5kCT DC Resistance (DCR) - Primary: 280 Ohm DC Resistance (DCR) - Secondary: 350 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 40mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock4,518	2.5kCT	2.5kCT	280 Ohm	350 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	40mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-27	Tamura	TRANSFORMER 1KCT:600CT 3.0MADC Turns Ratio - Primary:Secondary: 1.29:1 Impedance - Primary (Ohms): 1kCT Impedance - Secondary (Ohms): 600CT DC Resistance (DCR) - Primary: 95 Ohm DC Resistance (DCR) - Secondary: 85 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 50mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock3,526	1kCT	600CT	95 Ohm	85 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	50mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-26	Tamura	TRANSFORMER 1KCT:1KCT 3.0MADC Turns Ratio - Primary:Secondary: 1:1 Impedance - Primary (Ohms): 1kCT Impedance - Secondary (Ohms): 1kCT DC Resistance (DCR) - Primary: 95 Ohm DC Resistance (DCR) - Secondary: 110 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 50mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock8,784	1kCT	1kCT	95 Ohm	110 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	50mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
TTC-218-2	Tamura	MODEM TRANSFORMERS Turns Ratio - Primary:Secondary: 1:1 Impedance - Primary (Ohms): 600 Impedance - Secondary (Ohms): 600 DC Resistance (DCR) - Primary: 49 Ohm DC Resistance (DCR) - Secondary: 76 Ohm Transformer Type: Impedance Matching Frequency Range: 660Hz ~ 3.5kHz Frequency Response: -1.8dB ~ 0.5dB Voltage - Isolation: - Insertion Loss: - Return Loss: - Power Level: -45dB ~ 7dB Operating Temperature: - Approvals: CSA, UR Mounting Type: Through Hole Size / Dimension: - Height - Seated (Max): 0.350" (8.89mm) Termination Style: PC Pin	Package: -	Stock3,312	600	600	49 Ohm	76 Ohm	Impedance Matching	660Hz ~ 3.5kHz	-1.8dB ~ 0.5dB	-	-	-	-45dB ~ 7dB	-	CSA, UR	Through Hole	-	0.350" (8.89mm)	PC Pin
MET-29	Tamura	TRANSFORMER 900CT:600 3.0MA Turns Ratio - Primary:Secondary: 1.22:1 Impedance - Primary (Ohms): 900CT Impedance - Secondary (Ohms): 600 DC Resistance (DCR) - Primary: 80 Ohm DC Resistance (DCR) - Secondary: 95 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 1000VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 50mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock7,290	900CT	600	80 Ohm	95 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	1000VRMS @ 30 Seconds	-	-	50mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-43	Tamura	TRANSFORMER 120CT:3.2 10.0MADC Turns Ratio - Primary:Secondary: 6.12:1 Impedance - Primary (Ohms): 120CT Impedance - Secondary (Ohms): 3.2 DC Resistance (DCR) - Primary: 13 Ohm DC Resistance (DCR) - Secondary: 700 mOhm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 1 Minute Insertion Loss: - Return Loss: - Power Level: 50mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock2,088	120CT	3.2	13 Ohm	700 mOhm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 1 Minute	-	-	50mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-18	Tamura	TRANSFORMER 10KCT:4.0 1.0MADC Turns Ratio - Primary:Secondary: 1:0.02 Impedance - Primary (Ohms): 10kCT Impedance - Secondary (Ohms): 4 DC Resistance (DCR) - Primary: 1.2 kOhm DC Resistance (DCR) - Secondary: 1 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 40mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock2,034	10kCT	4	1.2 kOhm	1 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	40mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-24	Tamura	TRANSFORMER 1.5KCT:600 3.0MADC Turns Ratio - Primary:Secondary: 1.58:1 Impedance - Primary (Ohms): 1.5kCT Impedance - Secondary (Ohms): 600 DC Resistance (DCR) - Primary: 160 Ohm DC Resistance (DCR) - Secondary: 95 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 1 Minute Insertion Loss: 2dB Max @ 1kHz Return Loss: - Power Level: 50mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock5,004	1.5kCT	600	160 Ohm	95 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 1 Minute	2dB Max @ 1kHz	-	50mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-10	Tamura	AUDIO TRANSFORMER Turns Ratio - Primary:Secondary: 1.58:1 Impedance - Primary (Ohms): 10kCT Impedance - Secondary (Ohms): 4kCT DC Resistance (DCR) - Primary: 1 kOhm DC Resistance (DCR) - Secondary: 500 Ohm Transformer Type: - Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 40mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock6,804	10kCT	4kCT	1 kOhm	500 Ohm	-	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	40mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-37	Tamura	AUDIO TRANSFORMER Turns Ratio - Primary:Secondary: 0.918:1 Impedance - Primary (Ohms): 500CT Impedance - Secondary (Ohms): 600 DC Resistance (DCR) - Primary: 65 Ohm DC Resistance (DCR) - Secondary: 95 Ohm Transformer Type: - Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 50mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock4,680	500CT	600	65 Ohm	95 Ohm	-	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	50mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-45	Tamura	TRANSFORMER 10K:10KCT 1.0MADC Turns Ratio - Primary:Secondary: 1:0.5:0.5 Impedance - Primary (Ohms): 10k Impedance - Secondary (Ohms): 10k, 2.5k/2.5k DC Resistance (DCR) - Primary: 1.3 kOhm DC Resistance (DCR) - Secondary: 735 ~ 390 Ohm, 850 ~ 455 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 20kHz Frequency Response: ±3dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 75mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock6,768	10k	10k, 2.5k/2.5k	1.3 kOhm	735 ~ 390 Ohm, 850 ~ 455 Ohm	Data/Voice Coupling	300Hz ~ 20kHz	±3dB	500VRMS @ 30 Seconds	-	-	75mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
MET-36	Tamura	AUDIO TRANSFORMER Turns Ratio - Primary:Secondary: 13.7:1 Impedance - Primary (Ohms): 600CT Impedance - Secondary (Ohms): 3.2 DC Resistance (DCR) - Primary: 60 Ohm DC Resistance (DCR) - Secondary: 700 mOhm Transformer Type: - Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 50mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock2,412	600CT	3.2	60 Ohm	700 mOhm	-	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	50mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin
ATT-81	Tamura	AUDIO TRANSFORMER 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: -	Package: -	Stock5,868	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MET-44	Tamura	TRANSFORMER 300CT:12 7.0MADC Turns Ratio - Primary:Secondary: 5.07:1 Impedance - Primary (Ohms): 300CT Impedance - Secondary (Ohms): 12 DC Resistance (DCR) - Primary: 42 Ohm DC Resistance (DCR) - Secondary: 3.4 Ohm Transformer Type: Data/Voice Coupling Frequency Range: 300Hz ~ 100kHz Frequency Response: ±2dB Voltage - Isolation: 500VRMS @ 30 Seconds Insertion Loss: - Return Loss: - Power Level: 40mW Operating Temperature: -20°C ~ 85°C Approvals: - Mounting Type: Through Hole Size / Dimension: 0.409" L x 0.310" W (10.40mm x 7.87mm) Height - Seated (Max): 0.465" (11.80mm) Termination Style: PC Pin	Package: -	Stock6,120	300CT	12	42 Ohm	3.4 Ohm	Data/Voice Coupling	300Hz ~ 100kHz	±2dB	500VRMS @ 30 Seconds	-	-	40mW	-20°C ~ 85°C	-	Through Hole	0.409" L x 0.310" W (10.40mm x 7.87mm)	0.465" (11.80mm)	PC Pin