a6283-f12-t ETC-unknow, a6283-f12-t Datasheet - Page 5

• Manufacturer Part Number: a6283-f12-t
• Description: 4.6w Dual Audio Power Amplifier
• Manufacturer: ETC-unknow

A6283
1. ADJUSTMENT OF VOLTAGE GAIN
When R
When R
By increasing R
is recommended to use this at 40dB or over.
2. THERMAL SHUT-DOWN CIRCUIT
temperature rise when the heat radiation is insufficient.
The voltage gain G
The thermal shut-down circuit is built in for the purpose of preventing the destruction of IC due to the abnormal
APPLICATION INFORMATION AND APPLICATION METHOD
G
V
F
F
= 20 log
= 0
= 82Ω
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
F
, reduction of G
G
R
G
V
V
V
F
is obtained as follows by R1, R2 and R
R
+R1+R2
= 45dB (Typ.)
= 56dB (Typ.)
F
+R1
V
R
is possible, However, since the feedback increase is liable to produce oscillation, it
F
4/8
5/7
INPUT
Fig.1.
30Ω
R1
+
-
AMP
F
in Fig.1.
20kΩ
R2
LINEAR INTEGRATED CIRCUIT
2/10
OUTPUT
QW-R107-047,A
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