T3/DS3/E3/STS-1
TRANSFORMERS
Designed for T3, DS3, E3 and
STS-1 Interfaces
Return loss meets requirements
of G.703
Fast rise time compatible with
standards
Through hole and surface mount
packages available
UL recognized
RoHS-5 compliant
Electrical Specifications @ 25°C — Operating Temperature 0°C to 70°C
Part Number
PE-65661
PE-65662
PE-65663
PE-65664
PE-65779
PE-65856
PE-65966
PE-65967
PE-65968
PE-65969
PE-68629
PE-68630
Turns
Ratio
(±2%)
1:2CT
1:1
1:1
1:2CT
1:4CT
1:1.73CT
1:1
1:1
1:2CT
1:2CT
1:1
1:2CT
OCL
Primary
(µH MIN)
35
45
40
35
150
50
40
40
19
19
40
19
OCL
at -40°C
(µH MIN)
20
30
30
20
–
–
–
–
–
–
–
–
L
L
(µH MAX)
.12
.12
.12
.12
.30
.10
.10
.10
.06
.06
.10
.06
C
W/W
(pF MAX)
10
13
13
10
15
12
10
10
10
10
5
10
Bandwidth
75Ω System
(MHz TYP)
–
–
–
–
–
.060-300
.200-340
.200-340
.250-500
.250-500
–
–
Isolation
Voltage
(Vrms MIN)
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
3000
4
Package/
Schematic
TR-2/B SMT
TR-2/A SMT
QC-1/A THT
QC-1/B THT
QC-1/B THT
LC-1/C THT
LC-1/E THT
LS-1/E SMT
LS-1/C SMT
LC-1/C THT
HC-1/A THT
HC-1/D THT
Primary
Pins
2-6
2-6
2-6
2-6
2-6
4-6
4-6
4-6
4-6
4-6
1-5
1-5
3000
4
Electrical Specifications @ 25°C
Part Number
PE-64934
Turns Ratio
(Pri:Sec ±5%)
1:1
OCL @ 25°C
(mH MIN)
1.20
C
W
/
W
(pF MAX)
25
L
L
(µH MAX)
0.50
DCR Pri
(Ω MAX)
0.70
DCR Sec
(Ω MAX)
0.70
Isolation Voltage
(Vrms MIN)
1500
Package/
Schematic
HC-1/1S
Primary
Pins
1-2
Packaging Information
Package
LS-1
TR-2
LC-1
HC-1
QC-1
Type
SMT
SMT
THT
THT
THT
Part Weight
0.6 grams
0.6 grams
0.6 grams
1.2 grams
0.8 grams
Parts/Tube
70
65
65
60
60
Parts/Reel
600
500
–
–
–
Reel Diameter
13 inches
13 inches
–
–
–
Tape Width
24 mm
24 mm
–
–
–
Pitch
16 mm
16 mm
–
–
–
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
1
T606.B (1/06)