參數(shù)資料
型號: TSH122ICT
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 1 CHANNEL, VIDEO AMPLIFIER, PDSO6
封裝: ROHS COMPLIANT, SC-70, 6 PIN,
文件頁數(shù): 16/16頁
文件大小: 581K
代理商: TSH122ICT
TSH122
Application information
9/16
3
Application information
3.1
Power supply considerations
Correct power supply bypassing is very important for optimizing performance in
high-frequency ranges. The bypass capacitors should be placed as close as possible to the
IC pins to improve high-frequency bypassing. A capacitor greater than 10 F is necessary to
minimize the distortion. For better quality bypassing, we recommend adding a 10 nF
capacitor, also placed as close as possible to the IC pins.
Figure 23.
Circuit for power supply bypassing
Figure 24.
Supply noise rejection
10k
100k
1M
10M
100M
-80
-70
-60
-50
-40
-30
-20
-10
0
10
Vcc=5V(dc)+0.2Vp-p(ac)
Load=150
Ω
Bypass capacitors: 10F+10nF
N
o
ise
su
pp
ly
rej
e
ctio
n
(dB
)
Frequency (Hz)
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