ssm2317 Analog Devices, Inc., ssm2317 Datasheet - Page 12

• Manufacturer Part Number: ssm2317
• Description: Filterless High Efficiency Mono 3 W Class-d Audio Amplifier
• Manufacturer: Analog Devices, Inc.

SSM2317
0.001
–0.2
–0.1
0.01
Figure 33. Input/Output Characteristic, V
0.1
10
1
0.01
OUTPUT
OUTPUT
INPUT
INPUT
1V/DIV
1V/DIV
V
R
ALC = ON
DD
L
0
0
= 8Ω + 33µH
Figure 34. Attack Waveform, 1 kHz Sine Wave
Figure 35. Attack Waveform, 3 kHz Sine Wave
= 3.6V
0.2
0.1
ATTACK TIME
0.4
0.2
0.1
0.6
0.3
TIME (ms)
TIME (ms)
INPUT (V rms)
0.8
0.4
1.0
0.5
V
R
ALC = ON
V
DD
TH
V
R
ALC = ON
V
L
DD
L
TH
= 8Ω + 33µH
= 70%
= 8Ω + 33µH
= 5V
1.2
0.6
V
= 70%
= 5V
DD
1
TH
= 3.6 V, ALC = On
= 45%
V
1.4
0.7
TH
V
TH
= 70%
= 90%
1.6
0.8
1.8
0.9
10
Rev. A | Page 12 of 20
–100
–1
–1
–120 –80
6
5
4
3
2
1
0
6
5
4
3
2
1
0
–4
1V/DIV
1V/DIV
0
0
INPUT
OUTPUT
SD INPUT
100
–40
HOLD TIME
4
SD INPUT
OUTPUT
RELEASE TIME
Figure 36. Release Waveform
Figure 37. Turn-On Response
Figure 38. Turn-Off Response
200
8
0
300
OUTPUT
12
40
TIME (ms)
TIME (ms)
TIME (µs)
400
16
80
500
120
20
600
160
24
V
R
ALC = ON
V
DD
TH
L
700
= 8Ω + 33µH
200
= 70%
= 5V
28
800
1V/DIV
240
32
900
280
36