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参数资料
| 型号： | TB2143FLG |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1 CHANNEL, VIDEO AMPLIFIER, PQCC16 |
| 封装： | 4 X 4 MM, 0.65 MM PITCH, PLASTIC, QON-16 |
| 文件页数： | 7/12页 |
| 文件大小： | 263K |
| 代理商： | TB2143FLG |
TB2143FLG
2006-04-28
4
Pin No. and Name
Function
Internal Circuit
Pin Voltage
(V)
12
GND1
15
GND2
GND except for OSC GND and
PW GND.
0
13
PW SW
Power switch
IC ON: Low level
IC OFF: High level
14
TEST
Application Note
1. The adjustment of the output voltage.
The boosted voltage can be adjusted in Ra and Rb.
X
Y
X
VO
+
=
b
R
k
25
R
k
25
X
+
×
=
a
R
k
475
R
475
Y
+
×
=
When increasing the boosted voltage, it is connected the Rb with pin 16.
When dropping the boosted voltage, it is connected the Ra with between pin 1 and pin 16.
2. Power dissipation
Use below the power dissipation of the this IC.
Ambient temperature Ta
(°C)
P
o
w
e
rdissi
p
a
ti
on
P
D
(m
W
)
13
IC
+ PCB
0
25
50
75
200
400
600
800
1000
IC only
16
1
25
k
Ra
Rb
475
k
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