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參數資料
| 型號： | MUA08A |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | 265mW at 3.3V Supply Audio Power Amplifier with Shutdown Mode |
| 中文描述： | 在3.3V電源音頻功率放大器265mW的關斷模式 |
| 文件頁數： | 3/19頁 |
| 文件大?。?/td> | 772K |
| 代理商： | MUA08A |
Absolute Maximum Ratings
(Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
6.0V
65C to +150C
0.3V to V
DD
+ 0.3V
Internally limited
2000V
200V
150C
215C
220C
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
Thermal Resistance
θ
JC
(M08A)
θ
JA
(M08A)
θ
JC
(MUA08A)
θ
JA
(MUA08A)
θ
JA
(LDA08B)
35C/W
170C/W
56C/W
190C/W
67C/W
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage
40C
≤
T
A
≤
+85C
2.0V
≤
V
DD
≤
5.5V
Electrical Characteristics
(Note 1) (Note 2)
The following specifications apply for V
DD
= 5V, for all available packages, unless otherwise specified. Limits apply for T
A
=
25C
Symbol
Parameter
Conditions
LM4900
Units
(Limits)
Typical
(Note 6)
Limit
(Notes 7,
9)
6.0
5
50
300
I
DD
I
SD
V
OS
P
O
THD+N
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion+Noise
V
IN
= 0V, I
O
= 0A (Note 8)
V
PIN1
= V
DD
V
IN
= 0V
THD = 1% (max); f = 1kHz; R
L
= 8
;
P
O
= 400 mWrms; A
VD
= 2; R
L
= 8
;
20Hz
≤
f
≤
20kHz, BW
<
80kHz
V
RIPPLE
= 200mV sine p-p
f = 217Hz (Note 10)
f = 1KHz (Note 10)
f = 217Hz (Note 11)
f = 1KHz (Note 11)
4
mA (max)
μA (max)
mV (max)
mW (min)
0.1
5
675
0.4
%
PSRR
Power Supply Rejection Ratio
dB
70
67
55
55
Electrical Characteristics
(Note 1) (Note 2)
The following specifications apply for V
DD
= 3.3V, for all available packages, unless otherwise specified. Limits apply for T
A
=
25C
Symbol
Parameter
Conditions
LM4900
Units
(Limits)
Typical
(Note 6)
Limit
(Notes 7,
9)
5
3
50
I
DD
I
SD
V
OS
P
O
THD+N
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion+Noise
V
IN
= 0V, I
O
= 0A (Note 8)
V
PIN1
= V
DD
V
IN
= 0V
THD = 1% (max); f = 1kHz; R
L
= 8
;
P
O
= 250 mWrms; A
VD
= 2; R
L
= 8
;
20Hz
≤
f
≤
20kHz, BW
<
80kHz
V
RIPPLE
= 200mV sine p-p
f = 217Hz (Note 10)
f = 1KHz (Note 10)
f = 217Hz (Note 11)
f = 1KHz (Note 11)
3
mA (max)
μA (max)
mV (max)
mW (min)
0.1
5
265
0.4
%
PSRR
Power Supply Rejection Ratio
dB
73
70
60
68
L
www.national.com
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