GMA7496LD20 View Datasheet(PDF) - Gamma Microelectronics Inc.
Part Name
Description
Manufacturer
GMA7496LD20 Datasheet PDF : 5 Pages
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AA
MICROELECTRONICS
Power Management
GMA7496L
2W+2W AMPLIFIER WITH DC VOLUME CONTROL
Description
The GMA7496L is a stereo 2W+2W class AB power ampli-
fier assembled in the @ DIP- 20 package, specially de-
signed for high quality sound, TV and Monitor applications.
Features of the GMA7496L include linear volume control,
Stand-by and mute functions.
Features
2W+2W Output Power
RL = 8W @THD = 10% VCC = 14V
St-by and Mute Functions
Low Turn- on Turn-off POP Noise
Linear Volume Control DC Coupled With
Power Op- amp.
No Boucherot Cell
No St-by RC Input Network
Single Supply Ranging up to 15V
Short Circuit Protection
Thermal Overload Protection
Internally Fixed Gain
Soft Clipping
Variable Output After Volume Control Circuit
DIP- 20 Package
TYPIC APPLICATION CIRCUITS
GND 1,2,3,13,
18,19,20
9
INR
470nF
30K
Varout_R
7
VS
15,16
Volume
OP- amp
+
-
4
INL
470nF
SVR 10
470µF
Volume
30K
6
Volume
MUTE/STBY
PROTECTIONS
60K
+
-
OP- amp
5
Varout_L +5V
100nF
300K
1000µF
14
OUTR
11 STBY
10K
12 MUTE
1µF
17 OUTL
1000µF
S1 ST-BY
+5V
S_GND
+5V
S2 MUTE
www.gammamicro.com 1
PRELIMINARY
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