TS486 Datasheet, PDF (10/31 Pages) STMicroelectronics – 100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE

TS486-TS487
Fig. 7: Open Loop Gain and Phase vs
Frequency
Fig. 8: Open Loop Gain and Phase vs
Frequency
80
Gain
60
40
Phase
20
0
-20
-40
0.1
1
10
100
Frequency (kHz)
180
Vcc = 2V
ZL = 32Ω
160
Tamb = 25°C 140
120
100
80
60
40
20
0
1000
-20
10000
80
Gain
60
40
180
Vcc = 2V
ZL = 32Ω+400pF
160
Tamb = 25°C
140
120
100
Phase
80
20
60
0
40
20
-20
0
-40
0.1
-20
1
10
100
1000
10000
Frequency (kHz)
Fig. 9: Open Loop Gain and Phase vs
Frequency
Fig. 10: Open Loop Gain and Phase vs
Frequency
80
Gain
60
40
180
Vcc = 5V
RL = 600Ω
160
Tamb = 25°C 140
120
100
80
20 Phase
60
0
40
20
-20
0
-40
-20
0.1
1
10
100
1000 10000
Frequency (kHz)
80
Gain
60
40
20 Phase
0
-20
-40
0.1
1
10
100
Frequency (kHz)
180
Vcc = 2V
RL = 600Ω
160
Tamb = 25°C 140
120
100
80
60
40
20
0
1000
-20
10000
Fig. 11: Current Consumption vs Power Supply
Voltage
Fig. 12: Current Consumption vs Standby
Voltage
2.0
No load
Ta=85°C
1.5
1.0
Ta=25°C
Ta=-40°C
0.5
0.0
0
1
2
3
4
5
Power Supply Voltage (V)
2.0
1.5
1.0
0.5
0.0
0
Ta=85°C
Ta=25°C
Ta=-40°C
TS486
Vcc = 5V
No load
1
2
3
4
5
Standby Voltage (V)
10/31