SGM4890_15 Datasheet, PDF (5/12 Pages) SG Micro Corp – 1.1W Audio Power Amplifier

SGM4890
1.1W Audio Power Amplifier
TYPICAL PERFORMANCE CHARACTERISTICS
V_OUT+ or V_OUT- Large Sine Signal Response
V₊ = 5V
Large Signal Step Response
V₊ = 5V
Time (5μs/div)
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
2
V₊ = 5V
1.6
1.2
0.8
0.4
0
-40
-15
10
35
60
85
Temperature (℃)
SG Micro Corp
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Time (5μs/div)
Quiescent Current vs. Temperature
7
6 V₊ = 5V _{V+ = 3.6V}
5
4
3
V₊ = 3V V₊ = 2.6V
2
1
0
-40
-15
10
35
60
85
Temperature (℃)
Supply Current vs. Shutdown Voltage
5
V₊ = 5V
4
3
2
OFF
ON
1
0
-1
0
1
2
3
Shutdown Voltage (V)
5