PT547-1L

NT Features ■ For use with Globespan ADSL chipset ■ Excellent Total Harmonic Distortion (THD) ■ Designed to meet UL1950 and EN60950 M PL IA *R 42 PT5 -1L Performance ■ Exceeds standards for ANSI and ETSI ■ Isolation voltages up to 2000 Vrms ■ Operating temperature -40 °C to +85 °C supplementary insulation requirements for operating voltages up to 250 Vrms ■ RoHS compliant* oH S CO Applications ■ ADSL - Alcatel MTK20140 PT542-1L to SM547-1L ADSL & RADSL Transformers Electrical Specifications @ 25 °C Turns Ratio Chip-Line (±2 %) 1.4:1.4:1:1 1:1:1:1 1.4:1.4:1:1 1:1:1:1 1.4:1.4:1:1 1:1:1:1 OCL Primary (1-4) with (2-3) shorted (µH ±10 %) 940 410 940 410 940 410 DCR @ (1-3), (2-4), (10-8), (9-7) (Ω max.) 1.2 0.8 1.2 0.8 1.2 0.8 Part www.DataSheet4U.com Number PT542-1L PT543-1L PT544-1L PT545-1L SM546-1L SM547-1L Leakage Inductance (µH max.) 10 10 10 10 10 10 Isolation Voltage (Vrms) 1500 1500 3000 3000 3000 3000 Insertion Loss (dB max.) 3 3 3 3 3 3 Longitudinal Balance (dB typ.) 62 62 62 62 62 62 Package THT THT THT THT SMT SMT Product Dimensions SMT 19.05 (.750) 3.8 ± 0.2 8 PLCS. (.150 ± .008) 4.83 (.190) 1.78 (.070) 22.86 27.05 (.900) (1.065) DATE CODE THT 3.81 8 PLCS. (.150) 10 24.13 MAX. (.950) 7 DIMENSIONS: 23.24 (.915) DATE CODE MM (INCHES) 0.25 (.010) 26.67 MAX. (1.05) TOLERANCE ± 1 24.13 MAX. (.950) 4 Recommended PAD layout 3.81 TYP. (.150) 1.07 0.38 X TYP. (.042) (.015) 12.70 MAX. (.500) 12.7 (0.50) MAX. 0.1 (.004) 12.70 MAX. (.500) MIN....