CBM103

MODEM Transformer< SMD Type: CBM Series> Type: CBM103 ◆ Product Description ・10.0×9.4mm TPY.(L×W),2.48mm Max. Height. ・Operating frequency: 4MHz Max. ◆ Feature ・Digital TV’s Modem transformer. ・Ideally used for the Conexant Smart DAA™. ・RoHS Compliance. ◆ Dimensions (mm) 7.62 [0.300] ① ◆ Land Pattern (mm) 2.48MAX. [0.098] 1.02/1.27 [0.040/0.050] 1 10.0 [0.394] 7.62±0.3 [0.305±0.012] 4 0.50 [0.020] 0.65 [0.026] 13.3MAX. [0.523] Ｘ ＸＸ Ｘ ESMIT-4140 sumida CN 9.4 [0.370] 14.0 [0.551] 13.0 [0.512] TERMINAL 0.80 [0.031] 2.48MAX. [0.098] 0ﾟ∼8ﾟ 4×0.50 [0.020] 1.0[0.040] 4 SURFACES 8 5 0.95 [0.037] 1.50 [0.059] 8 ◆ Schematics(Bottom) 1 PRI (LINE,TNV) SEC (MODEM) 4 1:2.6 5 ◆ Specification(Part Number:ESMIT-4140) Electrical parameters Inductance of primary(1-4),Ls(Secondary open , ＠100kHz,1Vrms Osc.) Inductance of primary(1-4),Ls(Secondary open , ＠4.0MHz,1Vrms Osc.) W inding-to-winding capacitance,＠1MHz(Cww) Self-resonant frequency(fR) Turns ratio (1-4):(8-5) DC resistance of primary ＠25℃(1-4),RDCPRI DC resistance of secondary ＠25℃(5-8), RDCSEC Dielectric rating Min. 40 7 Typ. 60 10 4.0 6.0 1:2.6 0.25 10 Max. Units μH μH pF MHz N/A Ω 0.45 Ω 3750V AC for 1 second between terminals (1-8) Please refer to the sales offices on our website for a representative near you www.sumida.com 1/1