TS4998 STMicroelectronics, TS4998 Datasheet - Page 19

• Manufacturer Part Number: TS4998
• Description: 2 X 1w Differential Input Stereo Audio Amplifier
• Manufacturer: STMicroelectronics

TS4998
Figure 62. Power dissipation vs. output power Figure 63. Power derating curves
400
350
300
250
200
150
100
50
0
0
50
100
150
Output Power (mW)
RL=16
200
250
Ω
RL=8
300
Ω
Vcc = 2.7V
F = 1kHz
THD+N < 1%
350
RL=4
400
Ω
450
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
No Heat sink -AMR value
25
Ambiant Temperature (
50
Mounted on 4-layer PCB
with vias
Electrical characteristics
75
Mounted on 2-layer PCB
with vias
100
°
C)
125
19/33
150