參數(shù)資料
型號(hào)： 935263971112
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： 通信及網(wǎng)絡(luò)
英文描述： SPECIALTY TELECOM CIRCUIT, PDSO28
封裝： PLASTIC, SOT-136, SO-28
文件頁(yè)數(shù)： 13/38頁(yè)
文件大?。?/td> 287K
代理商： 935263971112
1999 Feb 17
20
Philips Semiconductors
Product specication
Cordless telephone, answering machine
line interface
UBA1707
LINE
Tamb (°C)
Ptot (mW)
(1)
45
666
(2)
55
583
(3)
65
500
(4)
75
416
Fig.15 Safe operating area (UBA1707TS).
When power is delivered to a loudspeaker with RL impedance, the curves must be shifted to the left by:
with maximum power dissipated by the loudspeaker amplifier (dotted line given for VCC = 5.5 V, RL =16 ).
V
ref
V
CC
2
π
2
R
L
I
LN
×
------------------------------------------
=
The line current value can be calculated from ILN value as follows:
where RSET is the resistive part of ZSET.
I
line
I
LN
R
SET
R
SLPE
+
() V
LN
V
SLPE
–
+
×
R
SET
----------------------------------------------------------------------------------------------
=
handbook, full pagewidth
12
140
20
24
8
MGK715
6
37
510
11
9
40
60
80
100
120
VLN VSLPE (V)
ILN
(mA)
(1)
(2)
(3)
no power delivered to the loudspeaker
with power delivered to the loudspeaker
Vref
(4)
相關(guān)PDF資料
PDF描述
935263971118 SPECIALTY TELECOM CIRCUIT, PDSO28
08-040831 OUTLINE AUTO - TANGING MEGAPAC
08-040831-C OUTLINE AUTO - TANGING MEGAPAC
08-040921 OUTLINE MINI MEGAPAC STANDARD CHASSIS
08-040921-D OUTLINE MINI MEGAPAC STANDARD CHASSIS
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