ADSL Transformer 6644 The 6644 is designed for use with analog devices AD20MSP910 / AD20MSP918 chipsets. Exceeds supplementary insulation requirements of IEC950 for 250 VAC working voltage. • Excellent Harmonic Distortion characteristics optimized for size and performance. • 232 ˚C peak infrared reflow temperature rating. • Available in tape and reel. MECHANICAL Recommended Footprint .605 15,37 .100 2,54 .028 ± .002 10 X 0,71 ± 0,05 MAX YYWW .530 13,46 6644 .695 17,65 MAX .098 2,50 .394 10,00 .394 10,00 MAX MAX 10 X .051 ± .002 1,30 ± 0,05 .098 2,50 PIN # 10 PIN #1 1 10 3 8 2 9 4 7 .516 13,11 MAX .475 12,07 MAX .485 12,32 MAX ELECTRICAL SPECIFICATION ISSUE: 00/07/12 6644 Designed to reflect 100 ohms on the PRI with 100 ohms on the SEC. Longitudinal Balance: . . . . .40 dB min.,25 kHz, -1.1 MHz TDH (Linearity): . . .-60 dB @ 300 kHz, -80 dB @ 20 kHz Insertion Loss: . . . . . . . . . . . . . .0.5 dB max @ 100 kHz DC Resistance: . . . .(1-4), (10-7) : 2 ohms max @ 20 ˚C Inductance: . . . . . . .5.0 mH ± 5 %, 10 kHz, 100 m VAC, . . . . . . . . . . . . . . . . . . . . . . . .10-7 short ( 8+9) An ISO 9001 Registered Company Leakage Inductance: .18 µH max, 100 kHz, 100 mV 1-4, . . . . . . . . . . . . . . . . . . . .short ( 2+3, 8+9, 10+7) Turns Ratio: . . . . . . . . . . . . . . . .(10-8): (9-7) = 1:1,±2 % . . . . . . . .10-7):(1-4) = 1:1, tie (2+3, 8+9), ±2 % Dielectric Test: . . . . . . . . .1875 VAC 1 Second, PRI-SEC 229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com