參數(shù)資料
型號: LM4850MM
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻/視頻放大
英文描述: Mono 1.5 W / Stereo 300 mW Power Amplifier
中文描述: 0.3 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO10
封裝: 0.118 INCH, 0.50 MM PITCH, MSOP-10
文件頁數(shù): 3/20頁
文件大?。?/td> 1112K
代理商: LM4850MM
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 3)
Supply Voltage
Storage Temperature
ESD Susceptibility (Note 5)
ESD Machine model (Note 8)
Junction Temperature (T
J
)
Solder Information (Note 2)
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
6.0V
65C to +150C
3.5kV
250V
150C
215C
220C
Thermal Resistance
θ
JA
(typ)—MUB10A
θ
JC
(typ)—MUB10A
θ
JA
(typ)—MTC14
θ
JC
(typ)—MTC14
θ
JA
(typ)—LDA14A (Note 10)
θ
JC
(typ)—LDA14A
194C/W
52C/W
150C/W
40C/W
56C/W
4.3C/W
Operating Ratings
(Note 3)
Temperature Range
40C
to 85C
2.4V
V
DD
5.5V
Supply Voltage V
DD
Note 2:
SeeAN-450 ’Surface Mounting and their effects on Product Reliabil-
ity’ for other methods of soldering surface mount devices.
Electrical Characteristics
(Notes 3, 9)
The following specifications apply for V
DD
= 5.0V, T
A
= 25C unless otherwise specified.
Symbol
Parameter
Conditions
LM4850
Units
(Limits)
Typical
(Note 6)
Limit
(Note 7)
V
DD
Supply Voltage
2.4
5.5
7.0
7.0
V (min)
V (max)
mA
mA
μA
mV
I
DD
Supply Current
BTL Mode; V
IN
= 0V; I
O
= 0A
SE Mode; V
IN
= 0V; I
O
= 0A
SD Mode
BTL Mode; A
V
= 2
BTL OUT+ to BTL OUT
LM4850LD; BTL Mode; R
L
= 3
THD+N = 1% (Note 11)
LM4850LD; BTL Mode; R
L
= 4
THD+N = 1% (Note 11)
LM4850MT, MM; BTL Mode; R
L
= 4
THD+N = 1%
BTL Mode; R
L
= 8
THD+N = 1%
SE Mode; R
L
= 8
THD+N = 1%
SE Mode; R
L
= 32
THD+N = 1%
Is
<
80μA
Is
>
0.5mA
SE Mode, R
L
= 32
; f = 1kHz
2.4
2.4
44
5.0
I
SD
V
OS
Shutdown Current
Output Offset Voltage
40
P
O
Output Power
1.9
W
1.7
W
1.5
W
1.1
W
300
mW
95
mW
V
IH
V
IL
Crosstalk Channel Seperation
Shutdown Input Voltage High
Shutdown Input Voltage Low
2.0
0.8
V (min)
V (max)
dB
73
Electrical Characteristics
(Notes 3, 9)
The following specifications apply for V
DD
= 3.3V, T
A
= 25C unless otherwise specified.
Symbol
Parameter
Conditions
LM4850
Units
(Limits)
Typical
(Note 6)
Limit
(Note 7)
I
DD
Supply Current
BTL Mode; V
IN
= 0V; I
O
= 0A
2.0
mA
L
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