32Jw-73E - Sharp 32JW-73E Service Manual

STV9380 (IC502)
1 PIN FUNCTIONS
Pin
Number
1
2
3
4
5
6
7
8
9 FEEDCAP
10
11
12
13
14
15
16 +V
17 -VccPOW
18
19
20
PIN CONNECTION
-V
1
CC
-V
2
CC
-V
3
CC
OUT
4
CFLY + 5
6
CFLY -
BOOT 7
VREG
8
FEEDCAP
9
FREQ
10
Name
-V
Negative supply
CC
-V
Negative supply
CC
-V
Negative supply
CC
OUT PWM Output
CFLY+ Flyback capacitor
CFLY- Flyback capacitor
BOOT Bootstrap capacitor
VREG Internal voltage regulator
Feed-back integrating capacitor
FREQ Frequency setting resistor
SGND Signal Ground
IN- Error amplifier inverting input
IN+ Error amplifier non-inverting input
EA out Error amplifier output
+V
Positive supply
CC
POW
Positive Power supply
CC
Negative Power supply
-V
Negative supply
CC
-V
Negative supply
CC
-V
Negative supply
CC
-V
20
CC
-V
19
CC
-V
18
CC
-V
17 POW
CC
16 + V POW
CC
15 +V
CC
14 EAout
IN+
13
12 IN-
SGND
11
Function
31

32JW-73E