參數(shù)資料
型號(hào)： NCP4896FCT1G
廠商： ON SEMICONDUCTOR
元件分類： 音頻／視頻放大
英文描述： 1.0 Watt Audio Power Amplifier with Earpiece Driving Capability
中文描述： 1.08 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
封裝： LEAD FREE, FLIP CHIP, CSP-9
文件頁(yè)數(shù)： 8/16頁(yè)
文件大?。?/td> 141K
代理商： NCP4896FCT1G
NCP4896
http://onsemi.com
8
TYPICAL PERFORMANCE CHARACTERISTICS
10
100
1000
10000
100000
P
FREQUENCY (Hz)
VP = 3.6 V
RF = Ri
SE Mode
R
L
= 32
V
ripple
= 200 mV pkpk
20 k
100
90
80
70
60
50
40
30
20
10
0
Figure 20. PSRR vs. C
b
(SE Mode) @ VP = 3.6 V
C
b
=0.47 F
C
b
=1.0 F
C
b
= 4.7 F
10
100
1000
10000
100000
P
FREQUENCY (Hz)
100
90
80
70
60
50
40
30
20
10
0
Figure 21. PSRR vs. Gain (SE Mode) @ VP = 3.6 V
GAIN = 1
GAIN = 5
Figure 22. Output Noise Voltage (BTL Mode)
@ VP = 3.6 V
VP = 3.6 V
RF = Ri
SE Mode
R
L
= 8
V
ripple
= 200 mV pkpk
20 k and RF = Ri
100 k
10
100
1000
10000
O
FREQUENCY (Hz)
VP = 3.6 V
RF = Ri
BTL Mode
R
L
= 8
20 k
0
10
20
30
40
50
NCP4896 OFF
NCP4896 ON
Figure 23. Output Noise Voltage (SE Mode)
@ VP = 3.6 V
10
100
1000
10000
O
FREQUENCY (Hz)
VP = 3.6 V
RF = Ri
SE Mode
R
L
= 32
20 k
0
10
20
30
40
50
NCP4896 OFF
NCP4896 ON
I
d
,
TEMPERATURE (C
°
)
RF = Ri = 20
BTL MODE
R
L
= 8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
40
15
10
35
60
85
Figure 24. Quiescent Current (BTL Mode) vs. VP
VP = 3.0 V
VP = 2.2 V
VP = 5.5 V
VP = 5.0 V
I
d
,
TEMPERATURE (C
°
)
1.0
1.1
1.2
1.3
1.4
1.5
1.6
40
15
10
35
60
85
Figure 25. Quiescent Current (SE Mode) vs. VP
2.0
1.9
1.8
1.7
VP = 3.0 V
VP = 2.2 V
VP = 5.5 V
VP = 5.0 V
RF = Ri = 20
SE MODE
R
L
=32
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