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PDF PT542-1L Data sheet ( Hoja de datos )
| Número de pieza | PT542-1L | |
| Descripción | (PT54x-1L) ADSL & RADSL Transformers | |
| Fabricantes | Bourns | |
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PT542-1L
Features
■ For use with Globespan ADSL chipset
■ Excellent Total Harmonic Distortion (THD)
Performance
■ Exceeds standards for ANSI and ETSI
■ Isolation voltages up to 2000 Vrms
■ Operating temperature -40 °C to +85 °C
■ Designed to meet UL1950 and EN60950
supplementary insulation requirements for
operating voltages up to 250 Vrms
■ RoHS compliant*
Applications
■ ADSL - Alcatel MTK20140
PT542-1L to SM547-1L ADSL & RADSL Transformers
Electrical Specifications @ 25 °C
www.DataSheet4PUa.crotm
Number
PT542-1L
PT543-1L
PT544-1L
PT545-1L
SM546-1L
SM547-1L
Turns
Ratio
Chip-Line
(±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
(2-3) shorted
(µH ±10 %)
940
410
940
410
940
410
Leakage
Inductance
(µH max.)
10
10
10
10
10
10
DCR @
(1-3), (2-4),
(10-8), (9-7)
(Ω max.)
1.2
0.8
1.2
0.8
1.2
0.8
Isolation Insertion
Voltage Loss
(Vrms) (dB max.)
1500
3
1500
3
3000
3
3000
3
3000
3
3000
3
Longitudinal
Balance
(dB typ.)
62
62
62
62
62
62
Product Dimensions
SMT
THT
Package
THT
THT
THT
THT
SMT
SMT
19.05
(.750)
3.8 ±
(.150 ±
0.2
.008)
8
PLCS.
4.83
(.190)
DATE CODE
22.86 27.05
(.900) (1.065)
3.81
(.150)
8
PLCS.
1.78
(.070)
23.24
(.915)
24.13
(.950)
MAX.
Recommended PAD layout
24.13 MAX.
(.950)
10 7
DATE CODE
26.67 MAX.
(1.05)
1
3.81
(.150)
TYP.
4
1.07
(.042)
X
0.38
(.015)
TYP.
DIMENSIONS:
MM
(INCHES)
TOLERANCE ±
0.25
(.010)
12.70
(.500)
MAX.
0.97
(.038)
10
PLCS.
0.10
(.004)
10 SURFACES
12.7
(0.50)
MAX.
Packaging Specifications
Tube....................................35 pcs./tube
0.1
(.004)
Electrical Schematic
1
3
2
4
10
8
9
7
12.70 MAX.
(.500)
20.32
(.800)
MIN.
3.3
(.130)
How To Order
PT54x-1 or SM54x-1 L
Model
Termination
L = Tin only (lead free)
REV. 09/08
*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
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