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| Part Number | TTC-143 |
| Datasheet | TTC-143 datasheet |
| Description | TRANSF TELE COUP 600600 90MADC |
| Manufacturer | Tamura |
| Series | TTC |
| Part Status | Active |
| Turns Ratio - Primary:Secondary | 1:1.04 |
| Impedance - Primary (Ohms) | 600 |
| Impedance - Secondary (Ohms) | 600 |
| DC Resistance (DCR) - Primary | 75 Ohm |
| DC Resistance (DCR) - Secondary | 100 Ohm |
| Transformer Type | Data/Voice Coupling |
| Frequency Range | 300Hz ~ 3.5kHz |
| Frequency Response | -2dB ~ 0.2dB |
| Voltage - Isolation | 1500VRMS @ 1 Minute |
| Insertion Loss | 1.7dB Max @ 1.8kHz |
| Return Loss | 14dB Min @ 1.8kHz |
| Power Level | -45dB ~ 10dB |
| Operating Temperature | - |
| Approvals | CSA-C22.2 No. 66-M1988, UL1863 |
| Mounting Type | Through Hole |
| Size / Dimension | 0.799" L x 1.201" W (20.30mm x 30.50mm) |
| Height - Seated (Max) | 0.500" (12.70mm) |
| Termination Style | PC Pin |