参数资料
型号: TLV320AIC3111IRHBT
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频/视频放大
英文描述: AUDIO AMPLIFIER, PQCC32
封装: 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数: 66/156页
文件大小: 1701K
代理商: TLV320AIC3111IRHBT
100
90
80
70
60
50
40
30
20
10
0
0.00
0.02
0.04
0.06
0.08
0.10
0.12
0.14
G025
THD+N
T
otal
Harmonic
Distortion
+
Noise
dB
PO Output Power W
HPVDD = 3.3 V
CM = 1.65 V
HPVDD = 3.6 V
CM = 1.8 V
HPVDD = 3 V
CM = 1.5 V
HPVDD = 2.7 V
CM = 1.35 V
IOVDD = 3.3 V
DVDD = 1.8 V
Gain = 9 dB
RL = 16
80
70
60
50
40
30
20
10
0
0.0
0.5
1.0
1.5
2.0
G014
THD+N
T
otal
Harmonic
Distortion
+
Noise
dB
PO Output Power W
Driver Gain
= 6 dB
Driver Gain
= 12 dB
AVDD = HPVDD = 3.3 V
IOVDD = 3.3 V
SPLVDD = 5.5 V
DVDD = 1.8 V
RL = 8
Driver Gain
= 24 dB
Driver Gain
= 18 dB
80
70
60
50
40
30
20
10
0
0.0
0.5
1.0
1.5
2.0
G015
THD+N
T
otal
Harmonic
Distortion
+
Noise
dB
PO Output Power W
AVDD = 3.3 V
HPVDD = 3.3 V
IOVDD = 3.3 V
DVDD = 1.8 V
Gain = 18 dB
RL = 8
SPLVDD = 5.5 V
SPLVDD = 4.3 V
SPLVDD = 3.3 V
SPLVDD = 3.6 V
www.ti.com
SLAS644B – JULY 2009 – REVISED OCTOBER 2009
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
Figure 4-9. Headphone Output Power
4.3
Class-D Speaker Driver Performance
H
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
Figure 4-10. Max Class-D Speaker-Driver Output Power
Figure 4-11. Class-D Speaker-Driver Output Power
Copyright 2009, Texas Instruments Incorporated
TYPICAL PERFORMANCE
17
Product Folder Link(s): TLV320AIC3111
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