參數(shù)資料
型號(hào)： TS4982IQT
廠商： STMICROELECTRONICS
元件分類(lèi)： 音頻／視頻放大
英文描述： 2 W, 2 CHANNEL, AUDIO AMPLIFIER, QCC32
封裝： 5 X 5 MM, ROHS COMPLIANT, QFN-32
文件頁(yè)數(shù)： 5/31頁(yè)
文件大?。?/td> 537K
代理商： TS4982IQT
TS4982
Electrical characteristics
Doc ID 14527 Rev 2
13/31
Figure 20.
THD+N vs. frequency
Figure 21.
THD+N vs. frequency
100
1000
10000
0.01
0.1
1
10
Gain = 9dB
Gain = 13.5dB
SPEAKER
P
O
= 1.5W, R
L
= 4
Ω
V
CC
= PV
CCL,R
= 5V, T
AMB
= 25
°C
BW = 22Hz to 22kHz
20k
20
THD
+
N
(%)
Frequency (Hz)
100
1000
10000
0.01
0.1
1
10
Gain = 9dB
Gain = 13.5dB
SPEAKER
P
O
= 1W, R
L
= 8
Ω
V
CC
= PV
CCL,R
= 5V, T
AMB
= 25
°C
BW = 22Hz to 22kHz
20k
20
THD
+
N
(%)
Frequency (Hz)
Figure 22.
THD+N vs. frequency
Figure 23.
THD+N vs. frequency
100
1000
10000
0.01
0.1
1
10
HPV
CC
= CPV
CC
= 5V
P
O
=100mW
HPV
CC
= CPV
CC
= 3V
P
O
= 50mW
HEADPHONE
R
L
= 16
Ω
V
CC
= PV
CCL,R
= 5V, T
AMB
= 25
°C
BW = 22Hz to 22kHz
20k
20
THD
+
N
(%)
Frequency (Hz)
100
1000
10000
0.01
0.1
1
10
HPV
CC
= CPV
CC
= 5V
P
O
= 60mW
HPV
CC
= CPV
CC
= 3V
P
O
= 40mW
HEADPHONE
R
L
= 32
Ω
V
CC
= PV
CCL,R
= 5V, T
AMB
= 25
°C
BW = 22Hz to 22kHz
20k
20
THD
+
N
(%)
Frequency (Hz)
Figure 24.
Power supply rejection ratio vs.
frequency
Figure 25.
Power supply rejection ratio vs.
frequency
100
1k
10k
-120
-100
-80
-60
-40
-20
0
Gain = 13.5dB
Gain = 9dB
20k
20
PSR
R
(dB)
Frequency (Hz)
SPEAKER
V
CC
= PV
CCL,R
= 5V, Vripple = 200mV
PP
R
L ≥
4
Ω, Cin = Cb = 1μF, T
AMB
= 25
°C
Inputs AC grounded
100
1k
10k
-120
-100
-80
-60
-40
-20
0
HPV
CC
= CPV
CC
= 3V
HPV
CC
= CPV
CC
= 5V
20k
20
PSR
R
(dB)
Frequency (Hz)
HEADPHONE
V
CC
= PV
CCL,R
= 5V, Vripple = 200mV
PP
R
L≥
16
Ω, Cin = 1μF, T
AMB
= 25
°C
Inputs AC grounded
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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TS4984EIKJT 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:1.2W Stereo Audio Power Amplifier with Active Low Standby Mode
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