TBJT03 - Injection Transformer

The TBJT03 is an injection transformer for CS101 related immunity measurements in the frequency range 150 kHz – 50 MHz. It provides galvanic isolation and high pass filtering between the signal source and EUT supply lines. SPECIFICATION Compliance: RoHS Impedance: 50 Ω Turns ratio: 1:1; 56nF Y2 coupling capacitor on the EUT side Characterized freq. range: 10 Hz to 100 MHz 3 dB frequency range: 50 kHz – 50 MHz typ. Insertion loss (S21): 3 dB max. @ 50 MHz Max. RF power rating: 20W Output voltage rating: 300V AC @ 50/60 Hz, 210V AC @ 400 Hz; 500V DC Residual 50 Hz voltage: 40 mV at the input connector (high Z) @ 240V AC at the secondary terminals Isolation test, EUT – Input: 2500V, 22 GΩ Primary connector (Input): BNC-Female Secondary connectors (EUT): 4 mm safety banana jacks, 20 mm spacing Operating temp. range: 0°C – 50°C Enclosure dimensions: 70 mm x 60 mm x 140 mm Weight: 300 g DOCUMENTATION TBJT03 Manual