Part Number: TTC-218 vs TTC-174

Product CompareMain parameters of the product comparison, the results for reference only, so that you choose a more suitable product!
Part Number: TTC-218 TTC-174
Manufacturer: Tamura Tamura
Description: TRANSF TELE COUP 600 OHM 50MADC TRANSF TELE 600:600/600 50MADC
Quantity Available: Available Available
Datasheets: - -
Factory Lead Time 18 Weeks 20 Weeks
Mount Through Hole Through Hole
Mounting Type Through Hole Through Hole
Package / Case DIP -
Number of Pins 8 6
Packaging Bulk Bulk
Published 1999 1999
Series TTC TTC
Size / Dimension 0.839Lx0.760W 21.30mmx19.30mm 0.799Lx1.201W 20.30mmx30.50mm
Part Status Obsolete Active
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited)
Termination PC Pin PC Pin
ECCN Code EAR99 EAR99
Termination Style PC Pin PC Pin
Approval Agency CSA-C22.2 No. 66-M1988, UL1863 CSA-C22.2 No. 66-M1988, UL1863
Voltage - Isolation 1500VRMS @ 1 Minute 1500VRMS @ 1 Minute
Current 50mA 50mA
Frequency Range 660Hz~3.5kHz 300Hz~3.5kHz
Insertion Loss 1.8dB Max @ 2kHz 1.6dB Max @ 1kHz
Insertion Loss (dB) 1.8 dB 1 dB
Transformer Type Data/Voice Coupling Data/Voice Coupling
Turns Ratio - Primary:Secondary 1:1 1:1.41
Impedance - Primary (Ω) 600 600
Frequency Response -1.8dB~0.5dB -1.6dB~0.3dB
DC Resistance (DCR) - Primary 49Ohm 75Ohm
DC Resistance (DCR) - Secondary 76Ohm 170Ohm
Power Level -45dB~7dB -45dB~10dB
Height 8.8mm -
Height Seated (Max) 0.346 8.80mm 0.500 12.70mm
RoHS Status RoHS Compliant RoHS Compliant
Lead Free Contains Lead Lead Free
Reach Compliance Code - unknown
Return Loss - 14dB Min @ 1kHz
Impedance - Secondary (Ω) - 1.2k 600/600
Submit RFQ: Submit Submit