--17--
Belinea Technical Service Manual
GND
GND
GND
INL
VAROUT_L
VAROUT_R
VOLUME
N.C.
INR
1
3
2
4
5
6
7
8
9
MUTE
GND
OUTR
V
S
V
S
OUTL
GND
GND
GND
20
19
18
17
16
14
15
13
12
D97AU597A
SVR
10
STBY
11
PIN CONNECTION
THERMAL DATA
Symbol
Parameter
Value
Unit
R
th j-pins
Thermal Resistance Junction-pins max.
15
C/W
R
th j-amb
(*)
Thermal Resistance Junction-ambient max.
50
C/W
(*) Mounted on PCB with no heatsink
ELECTRICAL CHARACTERISTICS (Refer to the test circuit V
S
= 14V; R
L
= 8
Ω
, R
g
= 50
Ω
, T
amb
= 25∞ C).
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
V
S
Supply Voltage Range
10
18
V
I
q
Total Quiescent Current
25
50
mA
DCV
OS
Output DC Offset Referred to
SVR Potenial
No Input Signal
200
mV
V
O
Quiescent Output Voltage
7
V
P
O
Output Power
THD = 10%; R
L
= 8
Ω;
.6
2
1
1
W
THD = 1%; R
L
= 8
Ω;
.3
W
THD
Total Harmonic Distortion
G
V
= 30dB; P
O
= 1W; f = 1KHz;
0.4
%
I
peak
Output Peak Current
(internally limited)
0.7
0.9
A
V
in
Input Signal
2.8
Vrms
G
V
Closed Loop Gain
Vol Ctrl > 4.5V
28.5
30
31.5
dB
G
vLine
Monitor Out Gain
Vol Ctrl > 4.5V; Zload > 30K
Ω
-1.5
0
1.5
dB
A
Min
V
OL
Attenuation at Minimum Volume
Vol Ctrl < 0.5V
80
dB
BW
0.6
MHz
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
S
DC Supply Voltage
26
V
V
IN
Maximum Input Voltage
8
Vpp
P
tot
Total Power Dissipation (T
case
= 60 C)
6
W
T
amb
Ambient Operating Temperature
0 to 70
C
T
stg
, T
j
Storage and Junction Temperature
-40 to 150
C
V
6
Volume CTRL DC voltage
7
V
0
4
8
12
Area(cm
2
)
30
40
50
60
R
thj-a
(∞C/W)
D97AU675
COPPER AREA 35
µ
THICKNESS
PC BOARD
Rth with "on board" Square Heatsink vs. cop-
per area.
O
O
O
O
O
