Read Sharp 32JW-73H (serv.man11) Service Manual online
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ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
CC
DC Supply Voltage
±
20
V
T
stg
, T
j
Storage and Junction Temperature
–40 to 150
°C
V
FREQ
Maximum Voltage Across VFREQ (Pin 9)
8
V
T
op
Operating Temperature Range
-20 to 70
°C
ESD
Maximum ESD on Pins
±
1.8
kV
THERMAL DATA
Symbol
Parameter
Value
Unit
R
th j-amb
Thermal Resistance Junction to ambient
80
°C/W
R
th j-pin
Thermal Resistance Junction to Pin Max.
12
°C/W
PIN FUNCTIONS
N.
Name
Function
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
11
12
13
14
15
16
17
18
19
20
-V
CC
-V
CC
-V
CC
OUT
BOOTDIODE
BOOT
NC
FEEDCAP
FREQUENCY
SGN-GND
IN
ST-BY-MUTE
NC
+V
CC
SIGN
VREG
+V
CC
POW
-V
CC
-V
CC
-V
CC
-V
CC
NEGATIVE SUPPLY.
NEGATIVE SUPPLY.
NEGATIVE SUPPLY.
PWM OUTPUT
BOOTSTRAP DIODE ANODE
BOOTSTRAP CAPACITOR
NOT CONNECTED
FEEDBACK INTEGRATING CAPACITANCE
SETTING FREQUENCY RESISTOR
SIGNAL GROUND
INPUT
ST-BY/ MUTE CONTROL PIN
NOT CONNECTED
POSITIVE SIGNAL SUPPLY
10V INTERNAL REGULATOR
POSITIVE POWER SUPPLY
NEGATIVE SUPPLY (TO BE CONNECTED TO PIN 16 VIA C5)
NEGATIVE SUPPLY
NEGATIVE SUPPLY
NEGATIVE SUPPLY
NEGATIVE SUPPLY.
NEGATIVE SUPPLY.
PWM OUTPUT
BOOTSTRAP DIODE ANODE
BOOTSTRAP CAPACITOR
NOT CONNECTED
FEEDBACK INTEGRATING CAPACITANCE
SETTING FREQUENCY RESISTOR
SIGNAL GROUND
INPUT
ST-BY/ MUTE CONTROL PIN
NOT CONNECTED
POSITIVE SIGNAL SUPPLY
10V INTERNAL REGULATOR
POSITIVE POWER SUPPLY
NEGATIVE SUPPLY (TO BE CONNECTED TO PIN 16 VIA C5)
NEGATIVE SUPPLY
NEGATIVE SUPPLY
NEGATIVE SUPPLY
-V
CC
OUT
BOOTDIODE
N.C.
BOOT
FEEDCAP
FREQ
1
3
2
4
5
6
7
8
9
STBY/MUTE
N.C.
+V
CC SIGN
+V
CC POW
VREG
-V
CC
-V
CC
20
19
18
17
16
14
15
13
12
D96AU537B
SGN-GND
10
IN
11
-V
CC
-V
CC
-V
CC
-V
CC
PIN CONNECTION (Top view)
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.
per area.
TDA7480
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