參數(shù)資料
型號： TS489
廠商： 意法半導體
英文描述： Pop-free 120mW stereo headphone amplifier
中文描述： 流行無120mW立體聲耳機放大器
文件頁數(shù)： 4/32頁
文件大?。?/td> 465K
代理商： TS489
Absolute maximum ratings and operating conditions
TS488-TS489
4/32
2
Absolute maximum ratings and operating conditions
Table 2.
Table 3.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
V
CC
Supply voltage
(1)
1.
All voltage values are measured with respect to the ground pin.
6
V
V
i
Input voltage
-0.3V to V
CC
+0.3V
V
T
stg
Storage temperature
-65 to +150
°C
T
j
Maximum junction temperature
150
°C
R
thja
Thermal resistance junction to ambient
MiniSO-8
DFN8
215
70
°C/W
P
diss
Power dissipation
(2)
:
MiniSO-8
DFN8
2.
P
diss
is calculated with T
amb
= 25°C, T
j
= 150°C.
Attention must be paid to continuous power dissipation (V
x 250mA). Short-circuits can cause excessive
heating and destructive dissipation. Exposing the IC to a short-circuit for an extended period of time will
dramatically reduce the product’s life expectancy.
0.58
1.79
W
ESD
Human body model (pin to pin)
2
kV
ESD
Machine model
220pF - 240pF (pin to pin)
200
V
Latch-up
Latch-up immunity (all pins)
200
mA
Lead temperature (soldering, 10sec)
250
°C
Output short-circuit to V
CC
or GND
continuous
(3)
3.
Operating conditions
Symbol
Parameter
Value
Unit
V
CC
Supply voltage
2.2 to 5.5
≥
16
V
R
L
Load resistor
Ω
T
oper
Operating free air temperature range
-40 to + 85
°C
C
L
Load capacitor:
R
L
= 16 to 100
Ω
R
L
> 100
Ω
400
100
pF
V
STBY
Standby voltage input:
TS488 active, TS489 in standby
TS488 in standby, TS489 active
1.5
≤
V
≤
V
CC
GND
≤
V
STBY
≤
0.4
(1)
1.
The minimum current consumption (I
STBY
) is guaranteed at GND (TS488) or V
CC
(TS489) for the whole
temperature range.
V
R
thja
Thermal resistance junction to ambient
MiniSO-8
DFN8
(2)
2.
When mounted on a 4-layer PCB.
190
40
°C/W
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