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參數(shù)資料
| 型號(hào)： | TPA6102A2DR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 0.05 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8 |
| 封裝： | GREEN, PLASTIC, MS-012AA, SOIC-8 |
| 文件頁(yè)數(shù)： | 16/21頁(yè) |
| 文件大小： | 588K |
| 代理商： | TPA6102A2DR |
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TPA6102A2
50mW ULTRALOW VOLTAGE, FIXEDGAIN STEREO HEADPHONE
AUDIO POWER AMPLIFIER
SLOS324B JUNE 2000 REVISED SEPTEMBER 2004
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
dc electrical characteristics at TA = 25°C, VDD = 1.6 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOO
Output offset voltage
AV = 14 dB
5
40
mV
PSRR
Power supply rejection ratio
VDD = 1.4 V to 1.8 V
80
dB
IDD
Supply current
SHUTDOWN = 1.6 V
0.65
1.2
mA
IDD(SD)
Supply current in SHUTDOWN mode
SHUTDOWN = 0 V
50
250
nA
|IIH|
High-level input current (SHUTDOWN)
VDD = 1.6 V, VI = VDD
1
A
|IIL|
Low-level input current (SHUTDOWN)
VDD = 1.6 V, VI = 0 V
1
A
ZI
Input impedance
20
k
ac operating characteristics, VDD = 1.6 V, TA = 25°C, RL = 16
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
G
Gain
14
dB
PO
Output power (each channel)
THD
≤ 0.5%,
f = 1 kHz
10
mW
THD+N
Total harmonic distortion + noise
PO = 9.5 mW,
2020 kHz
0.06%
BOM
Maximum output power BW
THD < 1%
> 20
kHz
kSVR
Supply ripple rejection ratio
f = 1 kHz
47
dB
SNR
Signal-to-noise ratio
PO = 10 mW
82
dB
Vn
Noise output voltage (no noise weighting filter)
32
V(rms)
ac operating characteristics, VDD = 1.6 V, TA = 25°C, RL = 32
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
G
Gain
14
dB
PO
Output power (each channel)
THD
≤ 0.5%,
f = 1 kHz
7.5
mW
THD+N
Total harmonic distortion + noise
PO = 6.5 mW,
2020 kHz
0.05%
BOM
Maximum output power BW
THD < 1%
>20
kHz
kSVR
Supply ripple rejection ratio
f = 1 kHz
47
dB
SNR
Signal-to-noise ratio
PO = 7.5 mW
84
dB
Vn
Noise output voltage (no noise weighting filter)
32
V(rms)
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
vs Frequency
1, 3, 5, 7, 9, 11
THD+N
Total harmonic distortion plus noise
vs Output power
2, 4, 6, 8, 10, 12
THD+N
Total harmonic distortion plus noise
vs Output voltage
13, 14
PO
Output power
vs Load resistance
15, 16
kSVR
Supply ripple rejection ratio
vs Frequency
17, 18
Vn
Output noise voltage
vs Frequency
19, 20
Crosstalk
vs Frequency
21, 22
Closedloop gain and phase
vs Frequency
23, 24, 25, 26
IDD
Supply current
vs Supply voltage
27
PD
Power dissipation
vs Output power
28
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