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參數(shù)資料
| 型號： | 933897020112 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通信及網(wǎng)絡(luò) |
| 英文描述： | SPECIALTY TELECOM CIRCUIT, PDSO8 |
| 封裝： | PLASTIC, SOT-96, SO-8 |
| 文件頁數(shù)： | 15/18頁 |
| 文件大?。?/td> | 144K |
| 代理商： | 933897020112 |
September 1994
6
Philips Semiconductors
Product specication
Supply circuit with power-down for
telephone set peripherals
TEA1081
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VLN
positive line voltage
continuous
12
V
during switch-on or line interruptions
12.5
V
VLN(RM)
repetitive peak line voltage for a
1 ms pulse per 5 s
12
resistor in series with pin 1
28
V
VI
input voltage (all other terminals)
VVN 0.5
VLN + 0.5
V
I1
DC input current
TEA1081
120
mA
TEA1081T
80
mA
II
input current (all other terminals)
1+1
mA
Ptot
total power dissipation
see Fig.5
Tamb
operating ambient temperature
25
+70
°C
Tstg
storage temperature
40
+125
°C
Tj
junction temperature
+125
°C
SYMBOL
PARAMETER
VALUE
UNIT
Rth j-a
thermal resistance from junction to ambient in free air
TEA1081
120
K/W
TEA1081T (mounted on a printed-circuit board of 50
× 50 × 1.5 mm)
260
K/W
Fig.5 Power derating curves.
(1) TEA1081.
(2) TEA1081T.
handbook, halfpage
0
40
120
800
600
200
0
400
MLC170
80
20
100
60
(1)
(2)
Ptot
(mW)
T
( C)
amb
o
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