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參數(shù)資料
| 型號： | NCP9002 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | 1.3 Watt Audio Power Amplifier with Fast Turn On Time |
| 中文描述： | 1.3瓦音頻功率放大器具有快速準時打開 |
| 文件頁數(shù)： | 4/13頁 |
| 文件大小： | 147K |
| 代理商： | NCP9002 |
NCP9002
http://onsemi.com
4
ELECTRICAL CHARACTERISTICS
Limits apply for T
A
between 40
°
C to +85
°
C (Unless otherwise noted).
Characteristic
Symbol
Conditions
Min
(Note 7)
Typ
Max
(Note 7)
Unit
Supply Quiescent Current
I
dd
V
p
= 2.6 V, No Load
V
p
= 5.0 V, No Load
1.5
1.7
4
mA
V
p
= 2.6 V, 8
V
p
= 5.0 V, 8
1.7
1.9
5.5
Common Mode Voltage
V
cm
I
SD
V
p
/2
0.01
V
Shutdown Current
T
A
= +25
°
C
T
A
= 40
°
C to +85
°
C
0.5
1.0
A
Shutdown Voltage High
V
SDIH
V
SDIL
T
WU
T
OFF
Z
SD
V
loadpeak
1.2
V
Shutdown Voltage Low
0.4
V
Turning On Time (Note 9)
C
by
= 1 F
90
ms
Turning Off Time
1.0
s
Output Impedance in Shutdown Mode
10
k
Output Swing
V
p
= 2.6 V, R
L
= 8.0
V
p
= 5.0 V, R
L
= 8.0 (Note 8)
T
A
= +25
°
C
T
A
= 40
°
C to +85
°
C
V
p
= 2.6 V, R
L
= 4.0
THD + N < 0.1%
V
p
= 2.6 V, R
L
= 8.0
THD + N < 0.1%
V
p
= 5.0 V, R
L
= 8.0
THD + N < 0.1%
1.6
4.0
3.85
2.20
4.50
V
Rms Output Power
P
O
0.40
0.30
1.20
W
Maximum Power Dissipation (Note 9)
P
Dmax
V
OS
V
p
= 5.0 V, R
L
= 8.0
V
p
= 2.6 V
V
p
= 5.0 V
0.65
W
Output Offset Voltage
30
30
mV
SignaltoNoise Ratio
SNR
V
p
= 2.6 V, G = 2.0
10 Hz < F < 20 kHz
V
p
= 5.0 V, G = 10
10 Hz < F < 20 kHz
84
77
dB
Positive Supply Rejection Ratio
PSRR V+
G = 2.0, R
L
= 8.0
Vp
ripple_pp
= 200 mV
C
by
= 1.0 F
Input Terminated with 10
F = 217 Hz
V
p
= 5.0 V
V
p
= 3.0 V
V
p
= 2.6 V
F = 1.0 kHz
V
p
= 5.0 V
V
p
= 3.0 V
V
p
= 2.6 V
64
72
73
64
74
75
dB
Efficiency
V
p
= 2.6 V, P
orms
= 320 mW
V
p
= 5.0 V, P
orms
= 1.0 W
48
63
%
Thermal Shutdown Temperature (Note 10)
T
sd
THD
140
160
180
°
C
Total Harmonic Distortion
V
p
= 2.6, F = 1.0 kHz
R
L
= 4.0
P
O
= 0.32 W
A
V
= 2.0
V
p
= 5.0 V, F = 1.0 kHz
R
L
= 8.0
P
O
= 1.0 W
A
V
= 2.0
0.04
0.02
%
7. Min/Max limits are guaranteed by design, test or statistical analysis.
8. This parameter is guaranteed but not tested in production in case of a 5.0 V power supply.
9. See page 11 for a theoretical approach of this parameter.
10.For this parameter, the Min/Max values are given for information.
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