Data Sheet SSM2306
Rev. A | Page 9 of 16
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
06542-021
OUTPUT POWER (W)
POWER DISSIPATION (W)
V
DD
= 5V
R
L
= 8, 33µH
FOR BOTH CHANNELS
0 0.10.20.30.40.50.60.70.80.91.01.1
Figure 21. Power Dissipation vs. Output Power at V
DD
= 5 V, R
L
= 8 Ω
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
0
6542-022
OUTPUT POWER (W)
POWER DISSIPATION (W)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
V
DD
= 3.6V
R
L
= 8, 33µH
FOR BOTH CHANNELS
Figure 22. Power Dissipation vs. Output Power at V
DD
= 3.6 V, R
L
= 8 Ω
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
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
06542-023
OUTPUT POWER (W)
POWER DISSIPATION (W)
V
DD
= 5V
R
L
= 4, 33µH
FOR BOTH CHANNELS
Figure 23. Power Dissipation vs. Output Power at V
DD
= 5 V, R
L
= 4 Ω
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
0 0.10.20.30.40.50.60.70.80.91.01.11.21.31.41.51.6
06542-024
OUTPUT POWER (W)
POWER DISSIPATION (W)
V
DD
= 3.6V
R
L
= 4, 33µH
FOR BOTH CHANNELS
Figure 24. Power Dissipation vs. Output Power at V
DD
= 3.6 V, R
L
= 4 Ω
0
100
200
300
400
500
600
700
800
900
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
06542-025
P
O
(W)
I
SY
(mA)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 2.5V
R
L
= 8, 33µH
I
SY
IS FOR BOTH CHANNELS
Figure 25. Supply Current vs. Output Power into 8 Ω
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
1300
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
06542-026
P
O
(W)
I
SY
(mA)
V
DD
= 5V
V
DD
= 3.6V
V
DD
= 2.5V
R
L
= 4, 33µH
I
SY
IS FOR BOTH CHANNELS
Figure 26. Supply Current vs. Output Power into 4 Ω
SSM2306 Data Sheet
Rev. A | Page 10 of 16
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
10 100 1k 10k 100k
06542-027
FREQUENCY (Hz)
PSRR (dB)
Figure 27. PSRR vs. Frequency
–80
–70
–60
–50
–40
–30
–20
–10
0
10 100 1k 10k 100k
06542-028
FREQUENCY (Hz)
CMRR (dB)
R
L
= 8, 33µH
Figure 28. CMRR vs. Frequency
–140
–120
–100
–80
–60
–40
–20
0
10 100 1k 10k 100k
06542-029
FREQUENCY (Hz)
CROSSTALK (dB)
V
DD
= 3.6V
V
RIPPLE
= 1V rms
R
L
= 8, 33µH
Figure 29. Crosstalk vs. Frequency
7
6
5
4
3
2
1
0
–1
–2
100 102030405060708090
TIME (ms)
VOLTAGE (V)
SD INPUT
OUTPUT
06542-030
Figure 30. Turn-On Response
7
6
5
4
3
2
1
0
–1
–2
–20 0 20 40 60 80 100 120 140 160 180
TIME (ms)
VOLTAGE (V)
OUTPUT
0
6542-031
SD INPUT
Figure 31. Turn-Off Response
Data Sheet SSM2306
Rev. A | Page 11 of 16
TYPICAL APPLICATION CIRCUITS
FET
DRIVER
MODULATOR
VDDVDD
GNDGND
INTERNAL
OSCILLATOR
OUTR+
OUTR
OUTL+
OUTL–
BIAS
FET
DRIVER
MODULATOR
INR+
INR–
SD
SHUTDOWN
INL+
INL–
22nF
1
1
INPUT CAPS ARE OPTIONAL IF INPUT DC COMMON-MODE
VOLTAGE IS APPROXIMATELY V
DD
/2.
22nF
1
22nF
1
22nF
1
LEFT IN+
LEFT IN
RIGHT IN–
RIGHT IN+
SSM2306
0.1µF
VBATT
2.5V TO 5.0V
10µF
0
6542-037
R
EXT
R
EXT
R
EXT
R
EXT
Figure 32. Stereo Differential Input Configuration
FET
DRIVER
MODULATOR
VDDVDD
GNDGND
INTERNAL
OSCILLATOR
OUTR+
OUTR
OUTL+
OUTL–
BIAS
FET
DRIVER
MODULATOR
INR+
INR–
SD
SHUTDOWN
INL+
INL–
22nF
22nF
22nF
22nF
LEFT IN
RIGHT IN
SSM2306
0.1µF
VBATT
2.5V TO 5.0V
10µF
0
6542-038
R
EXT
R
EXT
R
EXT
R
EXT
Figure 33. Stereo Single-Ended Input Configuration

SSM2306CPZ-REEL7

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Audio Amplifiers 2W Filterless ClassD SGL Supply 2.5-5V
Lifecycle:
New from this manufacturer.
Delivery:
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