SGM4992 Datasheet, PDF (5/10 Pages) SG Micro Corp – 1.1W Stereo Audio Power Amplifier

SGM4992
1.1W Stereo Audio Power Amplifier
TYPICAL PERFORMANCE CHARACTERISTICS
Small Signal Frequency Response
3
V₊ = +5V, 3V, 2.6V
V_IN = -10dBm
0
-3
-6
-9
0.01
0.1
1
10
Frequency (MHz)
Output Offset Voltage vs. Temperature
5
V₊ = 5V
4
3
2
1
0
-50 -25
0
25 50
Temperature (℃)
75 100
Supply Current vs. Shutdown Voltage
5
4 ^{V+ = 5V}
3
2
OFF
ON
1
0
-1
0
1
2
3
Shutdown Voltage (V)
SG Micro Corp
www.sg-micro.com
Quiescent Current vs. Temperature
10
9
V₊ = 3.3V
V₊ = 5V
8
7
V₊ = 2.6V
6
5
-50 -25
0
25 50
Temperature (℃)
75 100
Clipping (Dropout) Voltage vs. Supply Voltage
0.9
0.8
R_L = 4Ω Top
0.7
0.6
R_L = 4Ω Bottom
0.5
0.4
R_L = 8Ω Top
0.3
0.2
0.1
R_L = 8Ω Bottom
0
0
1
2
3
4
5
6
Supply Voltage (V)
Supply Current vs. Shutdown Voltage
5
V₊ = 3.3V
4
3
2
OFF
ON
1
0
-1
0
1
2
3
Shutdown Voltage (V)
5