TS4871 ST Microelectronics, Inc., TS4871 Datasheet - Page 8

• Manufacturer Part Number: TS4871
• Description: 1W Mono Audio Amplifier With Standby Active High
• Manufacturer: ST Microelectronics, Inc.

TS4871
Fig. 15 : Pout @ THD + N = 1% vs Supply
Voltage vs RL
Fig. 17 : Power Dissipation vs Pout
Fig. 19 : Power Dissipation vs Pout
8/28
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.5
0.0
0.0
Vcc=5V
F=1kHz
THD+N<1%
Vcc=2.6V
F=1kHz
THD+N<1%
Gv = 2 & 10
Cb = 1 F
F = 1kHz
BW < 125kHz
Tamb = 25 C
0.2
3.0
0.1
RL=16
0.4
Output Power (W)
Output Power (W)
3.5
0.6
Vcc (V)
RL=16
0.2
4
RL=8
0.8
4.0
6
1.0
0.3
RL=4
4.5
RL=8
32
8
16
RL=4
1.2
5.0
1.4
0.4
Fig. 16 : Pout @ THD + N = 10% vs Supply
Voltage vs RL
Fig. 18 : Power Dissipation vs Pout
Fig. 20 : Power Derating Curves
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.6
0.5
0.4
0.3
0.2
0.1
0.0
2.5
0.0
0
Vcc=3.3V
F=1kHz
THD+N<1%
Gv = 2 & 10
Cb = 1 F
F = 1kHz
BW < 125kHz
Tamb = 25 C
25
3.0
RL=16
MiniSO8
0.2
Ambiant Temperature (°C)
50
Output Power (W)
3.5
SO8
4
Vcc (V)
QFN8
0.4
75
6
4.0
RL=8
100
8
0.6
4.5
RL=4
16
125
32
150
0.8
5.0