參數(shù)資料
型號(hào): TPA2000D4GQC
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 2 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA32
封裝: PLASTIC, BGA-32
文件頁(yè)數(shù): 3/27頁(yè)
文件大?。?/td> 456K
代理商: TPA2000D4GQC
TPA2000D4
STEREO 2-W CLASS-D AUDIO POWER AMPLIFIER
WITH STEREO HP AMPLIFIER
SLOS337 – DECEMBER 2000
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 16
0.1
0.05
0.005
0.002
20
50
100 200
500 1 k
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
1
2
f – Frequency – Hz
HEADPHONE
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
10
2 k
5 k 10 k 20 k
0.01
0.02
0.2
0.5
25
VDD = 5 V,
RL = 32 ,
PO = 75 mW
AV = 20 dB
AV = 6 dB
AV = 0 dB
Figure 17
0.5
0.1
0.02
0.006
THD+N
T
otal
Harmonic
Distrotion
+
Noise
%
1
2
HEADPHONE
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
10
0.006
0.05
0.2
5
100
200 500 1 m 2 m
5 m 10 m 20 m
50 m 100 m
PO – Output Power – W
VDD = 5 V,
RL = 32 ,
AV = 0 dB
f = 20 kHz
f = 100 Hz
f = 1 kHz
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