參數(shù)資料
型號(hào): TDA8920TH/N1,118
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 80 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24
封裝: PLASTIC, SOT-566-3, HSOP-24
文件頁(yè)數(shù): 17/36頁(yè)
文件大?。?/td> 733K
代理商: TDA8920TH/N1,118
2002 Sep 25
24
Philips Semiconductors
Product specication
2
× 80 W class-D power amplier
TDA8920
handbook, halfpage
0
25
5
10
15
20
MBL477
102
101
1
Po (W)
Pdiss
(W)
10
102
103
(1)
(2)
(3)
Fig.17 Power dissipation as a function of output
power.
VP = ±25 V; fi = 1 kHz.
(1) 2
× 4 SE.
(2) 1
× 8 BTL.
(3) 2
× 8 SE.
handbook, halfpage
0
(3)
(1)
(2)
150
100
0
20
40
60
80
30
η
(%)
Po (W)
60
90
120
MBL478
Fig.18 Efficiency as a function of output power.
VP = ±25 V; fi = 1 kHz.
(1) 2
× 4 SE.
(2) 1
× 8 BTL.
(3) 2
× 8 SE.
handbook, halfpage
10
(4)
(2)
35
200
0
40
80
120
160
15
Po
(W)
VDD (V)
20
25
30
MBL479
(3)
(1)
Fig.19 Output power as a function of supply
voltage.
THD+N= 0.5%; f = 1 kHz.
(1) 1
× 4 BTL.
(2) 1
× 8 BTL.
(3) 2
× 4 SE.
(4) 2
× 8 SE.
handbook, halfpage
10
(1)
(4)
(3)
(2)
35
200
0
40
80
120
160
15
Po
(W)
VDD (V)
20
25
30
MBL480
Fig.20 Output power as a function of supply
voltage.
THD + N = 10%; f = 1 kHz.
(1) 1
× 4 BTL.
(2) 1
× 8 BTL.
(3) 2
× 4 SE.
(4) 2
× 8 SE.
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