Coilcraft ADSL Transformers - AS8343-A, AS8344-A, AS8345-A, AS8346-A
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ADSL Transformers for
GlobeSpan Chipsets

These products are not available in RoHS-compliant versions. Terminations contain lead.
  • For GlobeSpan and other ADSL transceiver chip sets
  • Low leakage inductance and DCR
  • Up to 3000 V line isolation
  • Custom versions also available

Photo    Pricing    PDF data sheet

SPECIFICATIONS

Schematic     Dimensions    3D models
Part number
 Style Turns ratio
line:chip		 Inductance1
±10% (mH)		 Leakage
inductance
max (µH)		 DCR max (Ohms)2
Chip side Line side
AS8343-A TH 1 : 1 : 1.4 : 1.4 0.940 10 1.0 (1-3, 2-4) 0.750 (9-7, 10-8)
AS8344-A TH 1 : 1 : 1 : 1 0.410 10 0.340 (1-3, 2-4) 0.340 (9-7, 10-8)
AS8345-A TH 1 : 1 : 1.4 : 1.4 0.940 15 1.0 (1-3, 2-4) 1.0 (9-7, 10-8)
AS8346-A TH 1 : 1 : 1 : 1 0.410 10 0.340 (1-3, 2-4) 0.80 (9-7, 10-8)

Part number
 Dielectric
strength (V)		 Capacitance
max (pF)		 Longitudinal
balance typ (dB)		 THD at 20 kHz
typ (dB)		 Designed
to meet
AS8343-A 1500 90 50 @ 40 kHz −80  
AS8344-A 1500 90 50 @ 40 kHz −80  
AS8345-A 3000 90 50 @ 40 kHz −70 UL 1950
AS8346-A 3000 90 50 @ 40 kHz −65 UL 1950
1 Inductance measured across pins 1-4 with pins 2-3 shorted.
2 DCR measured at 25°C. For other operating temperatures, use this DCR at Temperature calculator.
3 Operating temperature range −40°C to +85°C
4 Electrical specifications at 25°C, referenced to line side.
Refer to Soldering Coilcraft Components before soldering.
PCB washing: Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info
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Updated: April 16, 2018