參數(shù)資料
型號: TS4956EIJT
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 1.055 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA18
封裝: ROHS COMPLIANT, FCP-18
文件頁數(shù): 29/55頁
文件大?。?/td> 1711K
代理商: TS4956EIJT
TS4956
Electrical characteristics
35/55
Figure 106. Frequency response modes 5, 6
Figure 107. Standby current consumption vs.
power supply voltage
100
1000
10000
-10
-8
-6
-4
-2
0
2
4
6
8
10
12
G=+1.5dB, RL=16
Ω
G=+6dB, RL=32
Ω
G=+12dB, RL=32
Ω
G=+1.5dB, RL=32
Ω
G=+6dB, RL=16
Ω
G=+12dB, RL=16
Ω
Ga
in
(d
B
)
Frequency (Hz)
Mode 5, 6 - MLO
Cin = 330nF
Cout = 470
μF
Tamb 25
°C
0
123456
0.0
0.1
0.2
0.3
0.4
0.5
Istdby
(
μ
A)
Vcc (V)
No loads
Tamb = 25
°C
Figure 108. Power dissipation vs. output power
(per channel)
Figure 109. Power dissipation vs. output power
(per channel)
0
50
100
150
200
250
300
350
400
0
20
40
60
80
100
120
140
160
180
200
RL=16
Ω
RL=8
Ω
Mode 1, 2, 7
BTL, SPK out
Vcc = 2.7V
F = 1kHz
THD+N < 10%
Pow
e
rDissi
pation
(mW)
Output Power (mW)
THD+N=1%
0
200
400
600
800
1000
1200
1400
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
RL=16
Ω
RL=8
Ω
Mode 1, 2, 7
BTL, SPK out
Vcc = 5V
F = 1kHz
THD+N < 10%
P
o
w
e
rD
issi
pat
io
n
(m
W
)
Output Power (mW)
THD+N=1%
Figure 110. Power dissipation vs. output power
(per channel)
Figure 111. Power dissipation vs. output power
(per channel)
0
100
200
300
400
500
600
0
50
100
150
200
250
300
RL=16
Ω
RL=8
Ω
Mode 1, 2, 7
BTL, SPK out
Vcc = 3.3V
F = 1kHz
THD+N < 10%
Pow
e
rDissi
pation
(mW)
Output Power (mW)
THD+N=1%
0
200
400
600
800
1000 1200 1400 1600 1800
0
100
200
300
400
500
600
700
800
900
RL=16
Ω
RL=8
Ω
Mode 1, 2, 7
BTL, SPK out
Vcc = 5.5V
F = 1kHz
THD+N < 10%
Powe
rD
is
s
ipa
ti
on
(
m
W
)
Output Power (mW)
THD+N=1%
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