TS4994EIKJT STMICROELECTRONICS [STMicroelectronics], TS4994EIKJT Datasheet - Page 9

• Manufacturer Part Number: TS4994EIKJT
• Description: 1.2 W differential input/output audio power amplifier with selectable standby
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TS4994FC
Figure 8.
Figure 10. Output power vs. power supply
Figure 12. Output power vs. power supply
0.6
0.5
0.4
0.3
0.2
0.1
0.0
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
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0
2.5
2.5
Vcc=3.3V
F=1kHz
THD+N<1%
RL = 4 Ω
F = 1kHz
BW < 125kHz
Tamb = 25 ° C
RL = 16 Ω
F = 1kHz
BW < 125kHz
Tamb = 25 ° C
Power dissipation vs. output power Figure 9.
voltage
voltage
0.1
3.0
3.0
RL=16 Ω
0.2
THD+N=10%
3.5
3.5
THD+N=10%
Output Power (W)
0.3
Vcc (V)
Vcc (V)
4.0
4.0
0.4
THD+N=1%
4.5
4.5
THD+N=1%
0.5
RL=8 Ω
5.0
5.0
RL=4 Ω
0.6
0.7
5.5
5.5
Figure 11. Output power vs. power supply
Figure 13. Output power vs. power supply
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
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
2.5
0.0
RL = 8 Ω
F = 1kHz
BW < 125kHz
Tamb = 25 ° C
RL = 32 Ω
F = 1kHz
BW < 125kHz
Tamb = 25 ° C
Vcc=2.6V
F=1kHz
THD+N<1%
Power dissipation vs. output power
voltage
voltage
3.0
3.0
0.1
RL=16 Ω
THD+N=10%
3.5
3.5
THD+N=10%
Output Power (W)
Electrical characteristics
Vcc (V)
Vcc (V)
4.0
4.0
0.2
RL=8 Ω
THD+N=1%
THD+N=1%
4.5
4.5
0.3
5.0
5.0
RL=4 Ω
5.5
5.5
0.4
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