参数资料
型号: TDA8920TH/N1,118
厂商: NXP SEMICONDUCTORS
元件分类: 音频/视频放大
英文描述: 80 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24
封装: PLASTIC, SOT-566-3, HSOP-24
文件页数: 19/36页
文件大小: 733K
代理商: TDA8920TH/N1,118
2002 Sep 25
26
Philips Semiconductors
Product specication
2
× 80 W class-D power amplier
TDA8920
handbook, halfpage
010
20
VDD (V)
Iq
(mA)
40
100
0
80
30
60
40
20
MBL485
Fig.25 Quiescent current as a function of supply
voltage.
RL is open-circuit.
handbook, halfpage
010
VDD (V)
fCLK
(kHz)
20
40
330
320
300
290
310
30
MBL486
Fig.26 Clock frequency as a function of supply
voltage.
RL is open-circuit.
handbook, halfpage
100
0
80
60
40
20
MBL487
102
10
fi (Hz)
SVRR
(dB)
103
104
105
(1)
(2)
(3)
Fig.27 SVRR as a function of input frequency.
VP = ±25 V; Vripple = 2 V (p-p) with respect to ground.
(1) Both supply lines in anti-phase.
(2) Both supply lines in phase.
(3) One supply line rippled.
handbook, halfpage
05
0
100
80
60
40
20
1
(3)
SVRR
(dB)
Vripple(p-p) (V)
23
4
MBL488
(2)
(1)
Fig.28 SVRR as a function of Vripple(p-p).
VP = ±25 V; Vripple (P-P) with respect to ground.
(1) fripple = 1 kHz.
(2) fripple = 100 Hz.
(3) fripple =10Hz.
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