SSM2319
Rev. 0 | Page 9 of 20
NO LOAD
2.3
2.5
2.7
2.9
3.1
3.3
3.5
3.7
2.5 3.0 3.5 4.0 4.5 5.0 5.5
07550-015
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
R
L
= 8Ω + 33µH
R
L
= 3Ω + 33µH
R
L
= 4Ω + 33µH
Figure 15. Supply Current vs. Supply Voltage
2.5 3.0 3.5 4.0 4.5 5.0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
10%
1%
R
L
= 3Ω + 33µH
GAIN = 12dB
f = 1kHz
07550-016
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
DO NOT EXCEED 3W
CONTINUOUS OUTPUT POWER
Figure 16. Maximum Output Power vs. Supply Voltage,
R
L
= 3 Ω + 33 μH, Gain = 12 dB
2.53.03.54.04.55.0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
10%
1%
R
L
= 4Ω + 33µH
GAIN = 12dB
f = 1kHz
DO NOT EXCEED 3W
CONTINUOUS OUTPUT POWER
07550-017
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
Figure 17. Maximum Output Power vs. Supply Voltage,
R
L
= 4 Ω + 33 μH, Gain = 12 dB
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.53.03.54.04.55.0
10%
1%
R
L
= 8Ω + 33µH
GAIN = 12dB
f = 1kHz
7550-018
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
Figure 18. Maximum Output Power vs. Supply Voltage,
R
L
= 8 Ω + 33 μH, Gain = 12 dB
0
10
20
30
40
50
60
70
80
90
100
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
V
DD
= 5V
R
L
= 8Ω + 33µH
07550-019
OUTPUT POWER (W)
EFFICIENCY (%)
V
DD
= 3.6V
V
DD
= 2.5V
Figure 19. Efficiency vs. Output Power into R
L
= 8 Ω + 33 μH
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0
0
10
20
30
40
50
60
70
80
90
100
V
DD
= 5V
R
L
= 4Ω + 33µH
07550-020
OUTPUT POWER (W)
EFFICIENCY (%)
V
DD
= 3.6V
V
DD
= 2.5V
Figure 20. Efficiency vs. Output Power into R
L
= 4 Ω + 33 μH
