參數(shù)資料
型號(hào): TPA0312PWPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO24
封裝: GREEN, PLASTIC, HTSSOP-24
文件頁數(shù): 32/36頁
文件大小: 791K
代理商: TPA0312PWPR
www.ti.com
OPERATING CHARACTERISTICS
TYPICAL CHARACTERISTICS
TPA0312
SLOS335A – DECEMBER 2000 – REVISED OCTOBER 2004
V
DD = 5 V, TA = 25°C, RL = 8 , Gain = 6 dB, BTL mode
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
THD + N= 10%
2.6
PO
Output power
RL = 3
W
THD + N = 1%,
2.05
THD + N
Total harmonic distortion plus noise
PO = 1 W,
f = 20 Hz to 15 kHz
0.65%
BOM
Maximum output power bandwidth
THD = 5%
>15
kHz
Supply ripple rejection ratio
f = 1 kHz, CB = 0.47 F
BTL mode
72
dB
SNR
Signal-to-noise ratio
105
dB
BTL mode
20
CB = 0.47 F, f = 20 Hz
Vn
Noise output voltage
VRMS
to 20 kHz
SE mode
18
ZI
Input impedance
See Table 1
TABLE OF GRAPHS
FIGURE
1, 4-6, 9-11,
vs Output power
14-16, 18
THD+N
Total harmonic distortion plus noise
2, 3, 7, 8, 12,
vs Frequency
13, 17, 19
vs Output voltage
20
Vn
Output noise voltage
vs Bandwidth
21
Supply ripple rejection ratio
vs Frequency
22, 23
Crosstalk
vs Frequency
24, 25
Shutdown attenuation
vs Frequency
26
SNR
Signal-to-noise ratio
vs Frequency
27
Closed-loop response
28-30
PO
Output power
vs Load resistance
31, 32
vs Output power
33, 34
PD
Power dissipation
vs Ambient temperature
35
5
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