SGM4890 Shengbang Microelectronics, SGM4890 Datasheet - Page 5

• Manufacturer Part Number: SGM4890
• Description: 1.1 Watt Audio Power Amplifier
• Manufacturer: Shengbang Microelectronics

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TYPICAL PERFORMANCE CHARACTERISTICS
1.6
1.2
0.8
0.4
-3
-6
-9
2
0
3
0
0.01
-40
V
V
+
OUT+
Output Offset Voltage vs.Temperature
= 5V
-20
or V
Small Signal Frequency Response
V
OUT-
+
= 5V
0.1
0
Temperature(℃)
Large Sine Signal Response
Frequency(MHz)
Time(5µs/div)
20
V
V
+
IN
40
= +5V,3V,2.6V
= -10dBm
1
60
80
10
5
-1
5
4
3
2
1
0
7
6
5
4
3
2
1
0
-40
0
V
V
V
+
+
+
Supply Current vs.Shutdown Voltage
= 5V
= 5V
=
-20
OFF
Quiescent Current vs.Temperature
5V
Large Signal Step Response
Shutdown Voltage(V)
V
0
1
Temperature(℃)
+
Time(5 µ s/div)
= 3.6V
V
ON
+
20
=
3
V
40
2
V
+
= 2.6V
SGM4890
60
80
3