TS4962M ST Microelectronics, Inc., TS4962M Datasheet - Page 12

• Manufacturer Part Number: TS4962M
• Manufacturer: ST Microelectronics, Inc.

Electrical characteristic curves
12/32
Figure 10. Efficiency vs. output power
Figure 12. Output power vs. power supply voltage Figure 13. Output power vs. power supply voltage
Figure 14. PSRR vs. frequency
100
80
60
40
20
-10
-20
-30
-40
-50
-60
-70
-80
0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0
20
2.5
RL = 4 Ω + ≥ 15 µ H
F = 1kHz
BW < 30kHz
Tamb = 25 ° C
Vripple = 200mVpp
Inputs = Grounded
G = 6dB, Cin = 4.7 µ F
RL = 4 Ω + 15 µ H
∆ R/R ≤ 0.1%
Tamb = 25 ° C
Efficiency
0.2
3.0
100
0.4
Vcc=5V, 3.6V, 2.5V
Output Power (W)
Dissipation
3.5
Power
0.6
Frequency (Hz)
THD+N=10%
Vcc (V)
0.8
4.0
1000
1.0
Vcc=5V
RL=8 Ω + ≥ 15 µ H
F=1kHz
THD+N ≤ 1%
4.5
THD+N=1%
1.2
5.0
10000
1.4
150
100
50
0
5.5
20k
Figure 11. Efficiency vs. output power
Figure 15. PSRR vs. frequency
100
-10
-20
-30
-40
-50
-60
-70
-80
80
60
40
20
0
0
0.0
2.0
1.5
1.0
0.5
0.0
20
Vripple = 200mVpp
Inputs = Grounded
G = 6dB, Cin = 4.7 µ F
RL = 4 Ω + 30 µ H
∆ R/R ≤ 0.1%
Tamb = 25 ° C
2.5
RL = 8 Ω + ≥ 15 µ H
F = 1kHz
BW < 30kHz
Tamb = 25 ° C
Efficiency
0.1
100
3.0
THD+N=10%
Vcc=5V, 3.6V, 2.5V
Output Power (W)
0.2
3.5
Dissipation
Frequency (Hz)
Power
Vcc (V)
4.0
1000
0.3
THD+N=1%
Vcc=3V
RL=8 Ω + ≥ 15 µ H
F=1kHz
THD+N ≤ 1%
4.5
0.4
5.0
10000
TS4962M
0.5
75
50
25
0
5.5
20k