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www.DataSheet4U.com
ISDN
U-BUS/DNIC Input/Ouput Transformer
TEW 4229
TEW 4229 is a DNIC interface Transformer approved by Mitel for use with their MT8972 and MT8971B/72B devices.
Applications: • • • Digital subscriber lines. High speed data transmission over twisted wire. Digital PABX line cards and telephone sets.
MECHANICAL
All dimensions are in inches
ELECTRICAL
TEW4229 2.25 Ω 1.00 Ω 1.00 Ω >30 mH < 100 uH 4:1:1 2500
TEW4229-1 2.25 Ω 1.00 Ω 1.00 Ω >30 mH < 100 uH 4:1:1 1500
DC Resistance
TEW4229
(6-1) (2-4) (3−5) (6-1) (6-1) pri to sec (V rms) (approx)
Inductance
93/02/05
Leakage Inductance Turns Ratio Dielectric Strength Bandwidth
Issue:C
3 dB, 10 - 500 KHz
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada.