Philips CEM2000/00, Service Manual

Page: 38 / 72

PT7313E
V1.0 14 February 2010
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
3 4 5 6 7 8 9 10 11 12
Supply Voltage (V)
M
axi
m
um
out
put
vol
ta
ge
(
V
)
10
15
20
25
30
35
40
45
3 4 5 6 7 8 9 10 11 12
Supply Voltage (V)
O
pe
ra
tio
n
C
ur
re
nt (
m
A
)
Maximum Output Level (RL=100K Ω ) Supply Current VS VDD
Maximum output voltage
0
0.5
1
1.5
2
2.5
3
3.5
1 10 100
Load (Kohm)
O
ut
put
vo
lta
ge
(V
)
4
6
8
10
12
14
16
3 4 5 6 7 8 9 10 11 12
Supply Voltage (V)
O
ut
put
N
oi
se
(
uV
)
Maximum Output Level VS R
LOAD
Residual Noise
-80
-70
-60
-50
-40
-30
-20
-10
0
-80 -70 -60 -50 -40 -30 -20 -10 0
Volume attenuate level (dB)
M
easur
em
en
t
(d
B
)
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-40 -30 -20 -10 0
Speaker attenuate level (dB)
M
eas
ur
emen
t
(d
B)
Volume Attenuation Speaker Attenuation
80KHz LPF
20-20KHz
A-weighted
P rinceton Technology Corp
.
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Tel: (852) 2345 0540 Fax: (852) 2345 9948 Web Site: www.angus.com.hk