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參數(shù)資料
| 型號(hào)： | PT541-1L |
| 廠商： | BOURNS INC |
| 元件分類(lèi)： | 電信用變壓器 |
| 英文描述： | ADSL Line Transformers |
| 中文描述： | TELECOM TRANSFORMER |
| 封裝： | ROHS COMPLIANT |
| 文件頁(yè)數(shù)： | 1/1頁(yè) |
| 文件大?。?/td> | 203K |
| 代理商： | PT541-1L |
SM540-1 & PT541-1 ADSL Line Transformers
Features
■
For use with Alcatel’s MTK-20140
ADSL chipset
■
Excellent Total Harmonic Distortion
(THD) Performance
■
Both SMT and Thru-Hole package version
■
Small size
■
Operating temperature -40 °C to +85 °C
■
Designed to meet UL1950 and EN60950
supplementary insulation requirements
for operating voltages up to 250 Vrms
■
Lead free version available (see How to
Order)
■
Lead free versions are RoHS compliant*
Applications
■
ADSL - Alcatel MTK20140
Electrical Specifications @ 25
°
C
Turns Ratio (1-4):(10-7) (line to chip)
SM540-1................................1:1 ±2 %
PT541-1 ................................2:1 ±2 %
OCL @ 10 kHz, 0.1 V
(1-4) with (2-3) shorted
SM540-1........................480 μH ±10 %
PT541-1 ........................410 μH ±10 %
Leakage Inductance @ 300 kHz 0.1 V
(1-4) with (2-3), (7-10), (8-9) shorted
SM540-1 ........................10.0 μH max.
PT541-1 ............................6.5 μH max.
Longitudinal Balance
30 kHz to 1.1 MHz ............-40 dB min.
Insertion Loss
@ 100 kHz and 1.1 MHz ..........<1.0 dB
Isolation Voltage ............1500 Vrms max.
DC Resistance
(1-4) with (2-3) shorted
SM540-1 ............................1.0
max.
PT541-1 ..............................0.6
max.
THD Linearity
SM540-1 @ 10 kHz (min.) ..-72 dB typ.
PT541-1 @ 20 kHz (min.)....-72 dB typ.
Application
SM540-1........................................CPE
PT541-1 ..........................................CO
Product Dimensions
Electrical Schematic
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE: ±
0.25
(.010)
SM540-1
(DATECODE)
5
4
3
2
1
6
7
8
9
10
.711
±
.050
(.028
±
.002)
Recommended PAD layout
10 PLCS.
1.30
±
.050
(.051
±
.002)
10 PLCS.
13.46
(.530)
MAX.
10.00
(.394)
MAX.
17.65
(.695)
MAX.
13.50
(.531)
MAX.
12.32
(.485)
MAX.
12.07
(.475)
MAX.
2.50
(.098)
2.54
(.100)
2.50
(.098)
10.00
(.394)
15.37
(.605)
0.13
(.005)
10 SURFACES
SMT
10
8
9
7
1
3
2
4
S501
PT4-
THT
PT541-1
(DATECODE)
2.6
(.102)
DIA.
10 PLCS.
MIN.
14.0
(.551)
MAX.
14.2
(.559)
MAX.
12.70
(.500)
MAX.
0.6
(.024)
10.00
(.394)
10.00
(.394)
2.50
(.098)
Packaging Specifications
SM540-1E* ..........................200 pcs./reel
PT541-1 ................................60 pcs./tray
*”E” suffix at end of part number
designates tape & reel packaging, e.g.
SM540-1E.
*RHAVALABE
VRSONS
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.
How to Order
SM540-1E or PT541-1 __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
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| PT542-1 | 功能描述:固定電感器 DSL TRANSFORMER RoHS:否 制造商:AVX 電感:10 uH 容差:20 % 最大直流電流:1 A 最大直流電阻:0.075 Ohms 工作溫度范圍:- 40 C to + 85 C 自諧振頻率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接類(lèi)型:SMD/SMT 封裝 / 箱體:6.6 mm x 4.45 mm |
| PT542-1L | 制造商:Bourns / JW Miller 功能描述:Telecom Transformer 1.4:1.4:1:1 1500Vrms 1.2Ohm Prim. DCR 1.2Ohm Sec. DCR 3dB Through Hole 制造商:Bourns Inc 功能描述:DSL TRANSFORMER - Bulk 制造商:Bourns Inc 功能描述:Telecom Transformer 1.4:1.4:1:1 1500Vrms 1.2Ohm Prim. DCR 1.2Ohm Sec. DCR 3dB Through Hole |
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