参数资料
型号: TS4872IJT
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA8
封装: FCP-8
文件页数: 28/29页
文件大小: 1012K
代理商: TS4872IJT
Obsolete
Product(s)
- Obsolete
Product(s)
TS4872
8/29
NO
T
F
O
R
NEW
D
E
SIGN
Fig. 10 : Power Supply Rejection Ratio (PSRR)
vs Power Supply
Fig. 12 : Power Supply Rejection Ratio (PSRR)
vs Bypass Capacitor
Fig. 14 : Power Supply Rejection Ratio (PSRR)
vs Feedback Resistor
Fig. 11 : Power Supply Rejection Ratio (PSRR)
vs Feedback Capacitor
Fig. 13 : Power Supply Rejection Ratio (PSRR)
vs Input Capacitor
10
100
1000
10000
100000
-80
-70
-60
-50
-40
-30
Vcc=3.3V
Ripple=100mVrms
Vcc=2.6V
Ripple=200mVrms
Vcc=5V
Ripple=200mVrms
Rfeed = 22k
Cb = 1
F & 0.1F
Input = floating
RL = 8
Tamb = 25
°C
P
S
RR
(
d
B)
Frequency (Hz)
10
100
1000
10000
100000
-80
-70
-60
-50
-40
-30
-20
-10
Cb=100
F
Cb=47
F
Cb=10
F
Cb=1
F
Vcc = 5 & 2.6V
Rfeed = 22k
Rin = 22k, Cin = 1
F
Rg = 100
, RL = 8
Tamb = 25
°C
P
S
RR
(
d
B)
Frequency (Hz)
10
100
1000
10000
100000
-80
-70
-60
-50
-40
-30
-20
-10
Rfeed=10k
Rfeed=22k
Rfeed=47k
Rfeed=110k
Vcc = 5V
Cb = 1
F & 0.1F
Vripple = 200mVrms
Input = floating
RL = 8
Tamb = 25
°C
P
S
RR
(
d
B)
Frequency (Hz)
10
100
1000
10000
100000
-80
-70
-60
-50
-40
-30
-20
-10
Vcc = 5V
Cb = 1
F & 0.1F
Rfeed = 22k
Rfeed = 22k
Vripple = 200mVms
Input = floating
RL = 8
Tamb = 25
°C
Cfeed=680pF
Cfeed=330pF
Cfeed=150pF
Cfeed=0
P
S
RR
(
d
B)
Frequency (Hz)
10
100
1000
10000
100000
-60
-50
-40
-30
-20
-10
Cin=22nF
Cin=100nF
Cin=220nF
Cin=330nF
Cin=1
F
Vcc = 5 & 2.6V
Rfeed = 22k, Rin = 22k
Cb = 1
F
Rg = 100
, RL = 8
Tamb = 25
°C
P
S
RR
(
d
B)
Frequency (Hz)
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