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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： | 6/12页 |
| 文件大小： | 263K |
| 代理商： | TB2143FLG |
TB2143FLG
2006-04-28
3
Pin Descriptions
Pin voltage: Typical pin voltage for test circuit when no signal is applied.
VCC = 3.6 V, Ta = 25°C
The equivalent circuit diagrams may be simplified or some parts of them may be omitted for explanatory purpose.
Pin No. and Name
Function
Internal Circuit
Pin Voltage
(V)
1
ADJ1
Adjustment pin 1 of boosted
voltage
20
16
ADJ2
Adjustment pin 2 of boosted
voltage
1.0
2
VCC
3.6
3
OSC
Switching pin of DC/DC converter
circuit
4
OSC GND
GND for DC/DC converter circuit
switching stage
0
5
VO
Output from DC/DC converter
circuit
20
7
OUT1
Output from BTL power amplifier 1
10
8
PW GND
GND for power amplifier drive
stage
0
9
IN
Input to BTL power amplifier
(Inverting input)
10
OFFSET
Offset adjustment pin for BTL
amplifier
It should be made resistance of
this pin the same as the resistance
connected between 7pin and 9pin.
The power amplifier offset can be
adjusted.
10
6
OUT2
Output from BTL power amplifier 2
10
11
BIAS
Bias pin for BTL power amplifier
10
9
7
8
5
10
3
4
6
11
16
1
25
k
4
75
k
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