參數(shù)資料
型號(hào): NCP4894DMR2G
廠商: ON Semiconductor
文件頁數(shù): 19/19頁
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 1W DIFF MICRO10
標(biāo)準(zhǔn)包裝: 1
類型: AB 類
輸出類型: 1-通道(單聲道)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 1.8W x 1 @ 8 歐姆
電源電壓: 2.2 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,短路和熱保護(hù),關(guān)閉
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 10-微型
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
包裝: 剪切帶 (CT)
其它名稱: NCP4894DMR2GOSCT
NCP4894
http://onsemi.com
9
TYPICAL PERFORMANCE CHARACTERISTICS
100
1000
10000
100000
50
40
30
60
20
Figure 15. PSRR versus Av @ VP = 3 V
100
PSRR(dB)
FREQUENCY (Hz)
Figure 16. CMRR @ VP = 5 V
1000
10000
100000
50
Figure 17. CMRR @ VP = 3 V
Figure 18. CMMR @ VP = 2.2 V
VP = 3 V
RL = 8 W
Vripple = 200 mV pkpk
Inputs grounded with 10
W
40
30
20
10
90
80
70
60
100
CMRR(dB)
FREQUENCY (Hz)
1000
10000
50
VP = 5 V
RL = 8 W
Av = 1
Cb = 1
mF
40
30
60
CMRR(dB)
FREQUENCY (Hz)
0
Av = 5
Av = 1
VP = 3 V
RL = 8 W
Av = 1
Cb = 1
mF
60
20
Figure 19. Noise Floor @ VP = 3.6 V
10
100
1
100
OUTPUT
NOISE
VOL
T
AGE
(m
V
rms)
FREQUENCY (Hz)
1000
10000
100000
10
NCP4894 ON
VP = 3.6 V
RL = 8 W
Av = 1
Cb = 1
mF
100
1000
10000
50
40
30
60
20
CMRR(dB)
FREQUENCY (Hz)
VP = 2.2V
RL = 8 W
Av = 1
Cb = 1
mF
60
NCP4894 OFF
100000
Figure 20. PSRR versus Cb @ VP = 3 V
100
0
100
PSSR(dB)
FREQUENCY (Hz)
1000
10000
100000
50
VP = 3 V
RL = 8 W
Vripple = 200 mV pkpk
Inputs grounded with 10
W
Av = 1
40
30
20
10
90
80
70
60
Cb = 1
mF
Cb = 4.7
mF
Cb = 0.47
mF
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