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THS6182_08 Datasheet, PDF (6/35 Pages) Texas Instruments – LOW-POWER DISSIPATION ADSL LINE DRIVER | |||
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THS6182
SLLS544H â SEPTEMBER 2002 â REVISED JUNE 2007
RG 750 â¦
CODEC
VIN+
+18 V
â
+ THS6182a
4.87 â¦
RG 1.33 kW
1 kW
1 kW
1:1.6
20-dBm
Line
Power
www.ti.com
100 â¦
CODEC
VINâ
RF 750 â¦
+18 V
â
+ THS6182b
4.87 â¦
Figure 1. Single-Supply ADSL CO Line Driver Circuit Utilizing Active Impedance (SF = 4)
PIN ASSIGNMENTS
THS6182
SOICâ20 (DW) AND
SOICâ20 PowerPAD⢠(DWP) PACKAGES
(TOP VIEW)
THS6182
SOICâ16 (D) PACKAGE
(TOP VIEW)
THS6182
Leadless 24âpin PowerPADâ¢
4 mm X 5 mm (RHF) PACKAGE
(TOP VIEW)
D1 INâ 1
D1 OUT 2
VCC â 3
GND 4
GND 5
GND 6
GND 7
D1 IN+ 8
BIASâ2 9
BIASâ1 10
20 D2 INâ
19 D2 OUT
18 VCC +
17 GND
16 GND
15 GND
14 GND
13 D2 IN+
12 IADJ
11 N/C
D1 INâ 1
D1 OUT 2
V CC â 3
GND 4
GND 5
D1 IN+ 6
BIASâ2 7
BIASâ1 8
16 D2 INâ
15 D2 OUT
14 VCC +
13 GND
12 GND
11 D2 IN+
10 IADJ
9 N/C
N/C
N/C
VCCâ
N/C
N/C
N/C
GND
24 23 22 21 20
1
19
2
18
3
17
Power
4
PAD TM
16
5
15
6
14
7
13
8 9 10 11 12
N/C
N/C
VCC+
N/C
N/C
N/C
GND
A. The PowerPAD is electrically isolated from all active circuity and pins. Connection of the PowerPAD to the PCB
ground plane is highly recommended, although not required, as this plane is typically the largest copper plane on a
PCB. The thermal performance will be better with a large copper plane than a small one.
6
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