Designed for 4-wire links, ISDN-S/T and
T1/E1/CEPT
High frequency chokes for EMI reduction
Low frequency chokes improve
longitudinal balance in ISDN-S/T links
Surface mount and through hole models
available
Electrical Specifications @ 25°C — Operating Temperature 0°C to 70°C
L
OW FREQUENCY
HIGH FREQUENCY
Typical common
mode attenuation
for low frequency
common mode
chokes based on
a 100 Ω system.
Typical common
mode attenuation
for high frequency
common mode
chokes based on
a 100 Ω system.
Typical impedance
for high frequency
common mode
chokes based on
a 100 Ω system.
Typical impedance
for low frequency
common mode
chokes based on
a 100 Ω system.
Part Number OCL Pri
L
L
Sec C
W/W
DCR Isolation Package/
(µH MAX) (pF MAX) (Ω MAX) (Vrms MIN) Schematic
PE-65541 6.0 mH MIN 35 25 1.40 1,500 IS-4/1C (Through Hole)
PE-65542 1.0 mH MIN 10 10 0.70 1,500 IS-4/1C (Through Hole)
PE-65853
E
4.7 mH ±30% 1 60 1.20 500 PA-2/5C (Surface Mount)
PE-65950
E
4.7 mH ±30% 1 50 1.00 500 IS-4/1C (Through Hole)
PE-68613
E
4.7 mH ±30% 1 60 1.00 500 VC-1/5C (Through Hole)
PE-65554 24.0 µH MIN .20 15 0.30 500 IN-1/C (Through Hole)
PE-65555 8.0 µH MIN .20 10 0.25 500 IN-1/C (Through Hole)
PE-65854
F
47.0 µH MIN .18 20 0.40 500 SH-4/C (Surface Mount)
PE-65857 22.5 µH MIN .23 17 0.30 500 LA-1/C (Surface Mount)
NOTE: For additional Common Mode Chokes, refer to data sheet G002.
ISDN S-INTERFACE TRANSFORMERS
Common Mode Chokes for
Telecom Applications
USA 858 674 8100
••
UK 44 1483 401 700
••
France 33 3 84 35 04 04
••
Singapore 65 6287 8998
••
Shanghai
86 21 32181071
••
China 86 769 5538070
••
Taiwan 886 2 26980228
www.pulseeng.com
7 T604.D (1/06)