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Surface Mount HDSL2 Transformers
H28160-A, H27695-A

Low profile surface mount package, only .35" high
For Level One SK70740/-41/-42 and most other HDSL2 transceiver chip sets
1 CT:2.3 CTS version available for lower supply voltage applications
Low leakage inductance and DCR
3000 V line isolation
Evaluation samples are available
Custom versions also available

SPECIFICATIONS

Schematic Dimensions

View data sheet in Acrobat PDF format

Part number	Data rate (kb/s)	Turns ratio chip:line	Primary inductance (mH) ± 15%	Leakage inductance (µH) max	Capacitance (pF) max	DCR (Ohms) max
Part number	Data rate (kb/s)	Turns ratio chip:line	Primary inductance (mH) ± 15%	Leakage inductance (µH) max	Capacitance (pF) max	Chip side	Line side
H28160-A	1500	1CT:2.3CTS	2.0	30	55	2.0 (8-6)	2.0 (1-2), 2.0 (3-4)
H27695-A	1500	1CT:2CTS	2.0	25	55	2.0 (8-6)	2.0 (1-2), 2.0 (3-4)

Part number	DC bias capacity (mA)	Dielectric strength (V)	Return loss (dB) min		Longitudinal balance (dB) typ	THD (dB) typ
Part number	DC bias capacity (mA)	Dielectric strength (V)	@ 40 kHz	@ 320 kHz	Longitudinal balance (dB) typ	THD (dB) typ
H28160-A	100	3000	13	12	65 @ 40 kHz	-85 @ 20 kHz
H27695-A	100	3000	14	13	65 @ 40 kHz	-85 @ 20 kHz

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Updated: August 26, 1999