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ADSL - Globespan
PT542-1 to SM547-1 ADSL & RADSL Transformers
Electrical Specifications @ 25
擄C
Turns
Ratio
Chip-Line
(鹵2 %)
1.4:1.4:1:1
1:1:1:1
1.4:1.4:1:1
1:1:1:1
1.4:1.4:1:1
1:1:1:1
OCL Primary
(1-4) with
Leakage
(2-3) shorted Inductance
(碌H 鈥?0 %)
(碌H max.)
940
410
940
410
940
410
10
10
10
10
10
10
DCR @
(1-3), (2-4),
(10-8), (9-7)
(鈩?max.)
1.2
0.8
1.2
0.8
1.2
0.8
Part
Number
PT542-1
PT543-1
PT544-1
PT545-1
SM546-1
SM547-1
Isolation
Voltage
(Vrms)
1500
1500
3000
3000
3000
3000
Insertion
Loss
(dB max.)
3
3
3
3
3
3
Longitudinal
Balance
(dB typ.)
62
62
62
62
62
62
Package
THT
THT
THT
THT
SMT
SMT
Product Dimensions
SMT
19.05
(.750)
3.81
8 PLCS.
(.150)
4.83
(.190)
1.78
(.070)
22.86 27.05
(.900) (1.065)
DATE CODE
THT
3.81
8 PLCS.
(.150)
10
24.13
MAX.
(.950)
7
DIMENSIONS ARE:
23.24
(.915)
DATE CODE
MM
(INCHES)
26.67
MAX.
(1.05)
TOLERANCE: 鹵
1
24.13
MAX.
(.950)
4
0.25
(.010)
Recommended PAD layout
3.81
TYP.
(.150)
1.07
0.38
X
TYP.
(.042) (.015)
12.70
MAX.
(.500)
12.70
MAX.
(.500)
MIN.
3.3
(.130)
0.97
10 PLCS.
(.038)
0.10
(.004)
10 SURFACES
3.56
10 PLCS.
(.140)
20.32
(.800)
Packaging Specifications
Tube ....................................35 pcs./tube
How to Order
PT or SM5xx-1 __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
Electrical Schematic
1
3
2
4
10
8
9
7
03/05
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
BOURNS
1
