MAXDATA Belinea 101920, Руководство по обслуживанию

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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