GMA7496L Datasheet, PDF (1/11 Pages) Gamma Microelectronics Inc. – 2W+2W AMPLIFIER W/ DC VOLUME CONTROL

AA
MICROELECTRONICS
Description
The GMA7496L is a stereo 2W+2W class AB
power amplifier assembled in the @DIP-20
package, specially designed for high quality
sound, TV and Monitor applications.
Features of the GMA7496L include linear
volume control , Standby and Mute functions.
Audio Amp.
GMA7496L
2W+2W AMPLIFIER W/ DC VOLUME CONTROL
Features
2W+2W Output Power
R_L = 8W @THD = 10% V_CC = 14V
Standby 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
TYPICAL APPLICATION CIRCUITS
GND _1,2,3,13,
18,19,20
9
INR
470nF
30K
Varout_R
7
V_S
15,16
Volume
OP- Amp
+
-
INL
4
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