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参数资料
型号： TPA0211DGN
厂商： TEXAS INSTRUMENTS INC
元件分类： 音频／视频放大
英文描述： 2 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封装： GREEN, PLASTIC, MSOP-8
文件页数： 22/27页
文件大小： 770K
代理商： TPA0211DGN
TPA0211
2-W MONO AUDIO POWER AMPLIFIER
SLOS275D – JANUARY 2000 – REVISED NOVEMBER 2002
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
operating characteristics, VDD = 3 V, TA = 25°C, RL = 4
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power
THD = 1%,
BTL mode,
f = 1 kHz
660
mW
PO
Output power
THD = 0.1%,
SE mode, f = 1 kHz,
RL = 32
33
mW
THD + N
Total harmonic distortion plus noise
PO = 500 mW,
f = 20 Hz to 20 kHz
0.3%
BOM
Maximum output power bandwidth
Gain = 2,
THD = 2%
20
kHz
SNR
Signal-to-noise ratio
88
dB
Vn
Output noise voltage
CB = 0.47 F,
f=20Hzto
BTL mode, RL = 8 ,
AV= 8 dB
65
VRMS
Vn
Output noise voltage
f = 20 Hz to
20 kHz
SE mode, RL = 32 ,
AV= 2 dB
25
VRMS
electrical characteristics at specified free-air temperature, VDD = 5 V, TA = 25°C (unless otherwise
noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
|VOO|
Output offset voltage (measured
differentially)
SE/BTL = 0 V, SHUTDOWN = 2 V, RL = 8 , Inputs
floating
30
mV
IDD(BTL)
Supply current, BTL mode
SE/BTL = 2.75 V, SHUTDOWN = VDD
4
6
mA
IDD(SE)
Supply current, SE mode
SE/BTL = 4.5 V, SHUTDOWN = VDD
2
4
mA
IDD(SD)
Supply current, shutdown mode
SE/BTL = 5 V, SHUTDOWN = 0 V
1
10
A
|IIH|
High level input current
SHUTDOWN
VDD = 5.5 V, VI = VDD
1
A
|IIH|
High-level input current
SE/BTL
VDD = 5.5 V, VI = VDD
1
A
|IIL|
Low-level input current
SHUTDOWN
VDD = 5.5 V, VI = 0 V
1
A
|IIL|
Low-level input current
SE/BTL
VDD = 5.5 V, VI = 0 V
1
A
operating characteristics, VDD = 5 V, TA = 25°C, RL = 4
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power
THD = 1%,
BTL mode,
f = 1 kHz
2
W
PO
Output power
THD = 0.1%,
SE mode, f = 1 kHz,
RL = 32
92
mW
THD + N
Total harmonic distortion plus noise
PO = 1.5 W,
f = 20 Hz to 20 kHz
0.2%
BOM
Maximum output power bandwidth
Gain = 2.5,
THD = 2%
20
kHz
SNR
Signal-to-noise ratio
93
dB
V
Output noise voltage
CB = 0.47 F,
f=20Hzto
BTL mode, RL = 8 ,
AV= 8 dB
65
VRMS
Vn
Output noise voltage
f = 20 Hz to
20 kHz
SE mode, RL = 32 ,
AV= 2 dB
25
VRMS
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
Supply ripple rejection ratio
vs Frequency
1, 2
IDD
Supply current
vs Supply voltage
3
PO
Output power
vs Supply voltage
4, 5
PO
Output power
vs Load resistance
6, 7
THD+N
Total harmonic distortion plus noise
vs Frequency
8, 9, 10, 11
THD+N
Total harmonic distortion plus noise
vs Output power
12, 13, 14, 15, 16, 17
Vn
Output noise voltage
vs Frequency
18, 19
Closed loop gain and phase
20, 21
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