參數(shù)資料
型號(hào): NCP4894FCT1
廠商: ON Semiconductor
文件頁數(shù): 3/19頁
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 1W DIFF 9FLPCHP
產(chǎn)品變化通告: Product Obsolescence 06/Oct/2006
標(biāo)準(zhǔn)包裝: 3,000
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: 9-覆晶
封裝/外殼: 9-WFBGA,F(xiàn)CBGA
包裝: 帶卷 (TR)
NCP4894
http://onsemi.com
11
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 25. Power Dissipation versus Output
Power
0
0.2
0.7
0
0.1
P
D
,POWER
DISSIP
A
TION
(W)
Pout, OUTPUT POWER (W)
Figure 26. Power Dissipation versus Output
Power
0
0.1
0.2
0.3
0
0.1
P
D
,POWER
DISSIP
A
TION
(W)
Pout, OUTPUT POWER (W)
VP = 5 V
RL = 8 W
F = 1 kHz
THD + N < 0.1%
VP = 3.3 V
RL = 8 W
F = 1 kHz
THD + N < 0.1%
0.5
0.4
0.6
0.8
1
1.2
0.2
0.4
0.5
0.2
0.3
0.4
0.6
0.05
0.15
0.25
Figure 27. Power Dissipation versus Output
Power
0
0.1
0.2
0.3
0.4
0.25
0
0.05
P
D
,POWER
DISSIP
A
TION
(W)
Pout, OUTPUT POWER (W)
Figure 28. Power Dissipation versus Output
Power
0
0.05
0.1
0.15
0.4
0
0.1
P
D
,POWER
DISSIP
A
TION
(W)
Pout, OUTPUT POWER (W)
VP = 3 V
RL = 8 W
F = 1 kHz
THD + N < 0.1%
0.1
0.15
0.2
0.25
0.3
0.35
0.05
0.2
0.15
0.3
0.25
0.35
VP = 2.6 V
F = 1 kHz
THD + N < 0.1%
RL = 8 W
RL = 4 W
Figure 29. Power Derating 9Pin FlipChip CSP
0
20
160
700
0
P
D
,POWER
DISSIP
A
TION
(mW)
TA, AMBIENT TEMPERATURE (°C)
Figure 30. Maximum Die Temperature versus
PCB Heatsink Area
50
100
250
180
40
60
DIE
TEMPERA
TURE
C)
@
AMBIENT
TEMPERA
TURE
25
°C
PCB HEATSINK AREA (mm2)
120
150
200
100
200
300
400
500
600
80
100
160
140
PDmax = 633 mW
for VP = 5 V,
RL = 8 W
40
60
80
100
120
140
PCB Heatsink Area
500 mm2
50 mm2
200 mm2
300
Maximum Die Temperature 150
°C
VP = 2.6 V
VP = 5 V
VP = 3.3 V
VP = 4.2 V
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