LA4663
-20
VCC=15V
RL=4Ω
-30 Rg=10 kΩ
VO=0dBm
-40
-50
-60
CH sep. - f
CH2
CH1 CH1
CH2
-70
-80
-90
10 2 3 5 7100 2 3 5 7 1k 2 3 5 7 10k 2 3 5 7 100k 2
Input frequency, f — Hz
0 RL=4Ω
SVRR -
Rg=0
-20
fR=100Hz
VCCR=0dBm
With a 1-µF power supply capacitor
VCC
-40
CH1
-60
CH2
-80
-100
4 6 8 10 12 14 16 18 20 22 24 26
Supply voltage, VCC — V
0
VCC=15V
SVRR - VCCR
RL=4Ω
-20
Rg=0
fR=100Hz
With a 1-µF power supply capacitor
Calculated as SVRR = 20·log VO/VCCR
-40
-60
-80
-100
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
Power supply ripple voltage, VCCR — V rms
32 f=1kHz
Pd - PO (RL=6Ω)
28 RL=6Ω
Both channels operating
24 Calculated as Pd = VCC × ICC – 2·PO
VCC=18V
20
VCC=15V
16
12
VCC=12V
8
4
0
3 5 7 0.1
2 3 5 7 1.0 2 3 5 7 10
Output power, PO — W
23 5
0.5
VCC=15V
RL=4Ω
DIN AUDIO
0.4
VNO - R g
0.3
0.2
0.1
0
100 2 3 5 7 1k 2 3 5 7 10k 2 3
Input resistance, Rg — Ω
0
VCC=15V
RL=4Ω
-20
Rg=0
VCCR=0dBm
SVRR - fR
With a 1-µF power supply capacitor
5 7 100k 2
-40
CH1
-60
CH2
-80
-100
10 2 3 5 7100 2 3 5 7 1k 2 3 5 710k 2 3 5 7
Ripple frequency, fR — Hz
32 f=1kHz
Pd - PO (RL=4Ω)
28 RL=4Ω
Both channels operating
24 Calculated as Pd = VCC × ICC – 2·PO
VCC=15V
20
16
VCC=12V
12
8
4
0
3 5 7 0.1
2 3 5 7 1.0 2 3 5 7 10
Output power, PO — W
23 5
32 f=1kHz
Pd - PO (RL=8Ω)
28 RL=8Ω
Both channels operating
24 Calculated as Pd = VCC × ICC – 2·PO
20
VCC=18V
16
VCC=15V
12
8
VCC=12V
4
0
3 5 7 0.1
2 3 5 7 1.0 2 3 5 7 10
Output power, PO — W
23 5
No. 5905-9/10