參數(shù)資料
型號： TPA005D14DCAR
廠商： Texas Instruments, Inc.
元件分類： 音頻放大器
英文描述： Amplifier. Other
中文描述： 放大器。其他
文件頁數(shù)： 6/29頁
文件大?。?/td> 420K
代理商： TPA005D14DCAR
TPA005D14
2-W STEREO CLASS-D AUDIO POWER AMPLIFIER
SLOS240A – AUGUST 1999 – REVISED MARCH 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
operating characteristics, Class-D amplifier, V
DD
= PV
DD
= LPV
DD
= RPV
DD
= 5 V, R
L
= 4
,
T
A
= 25
°
C, See Figure 1 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
f = 1 kHz,
Per channel
MIN
TYP
MAX
UNIT
PO
RMS output power
THD = 0.5%,
2
W
THD+N
Total harmonic distortion plus noise
PO = 1 W,
PO = 1 W,
f = 1 kHz
RL = 8
0.2%
Efficiency
80%
AV
Gain
20
dB
Left/right channel gain matching
95%
99%
Noise floor
–55
dBV
Dynamic range
70
dB
Crosstalk
f = 1 kHz
–55
dB
Frequency response bandwidth, post output filter, –3 dB
20
20000
Hz
BOM
ZI
Maximum output power bandwidth
20
kHz
Input impedance
10
k
electrical characteristics, headphone amplifier, PV
DD
= LPV
DD
= RPV
DD
= 5 V, R
L
= 32
, T
A
= 25
°
C,
See Figure 3 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Power supply rejection ratio
PVDD = 4.5 V to 5.5 V,
AV = –1 V/V
–60
dB
Uncompensated gain range
–1
–10
V/V
IDD
IDD(MUTE)
IDD(SD)
IIB
Supply current
8
10
mA
Supply current, mute mode
1.5
2
mA
μ
A
μ
A
Supply current, shutdown mode
0.2
10
Input bias current
30
operating characteristics, headphone amplifier, PV
DD
= LPV
DD
= RPV
DD
= 5 V, R
L
= 32
, T
A
= 25
°
C,
See Figure 3 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
THD = 0.5%,
AV = –10V/V
f = 1 kHz
MIN
TYP
MAX
UNIT
PO
Output power
f = 1 kHz,
50
mW
Supply voltage rejection ratio
–60
dB
Noise floor
–84
dBV
Dynamic range
90
dB
Crosstalk
f = 1 kHz
–38
dB
Frequency response bandwidth, post output filter, –3 dB
20
20000
Hz
BOM
ZI
Maximum output power bandwidth
20
kHz
Input impedance
>1
M
thermal shutdown
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
°
C
Thermal shutdown temperature
165
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