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| Part Number | TTC-218 |
| Datasheet | TTC-218 datasheet |
| Description | TRANSF TELE COUP 600 OHM 50MADC |
| Manufacturer | Tamura |
| Series | TTC |
| Part Status | Obsolete |
| 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 |