Sharp 28JW-73H, Руководство по обслуживанию

Страница: 20 / 41

-:+
1 PIN FUNCTIONS
Pin
Number
Name Function
1 -V
CC
Negative supply
2 -V
CC
Negative supply
3 -V
CC
Negative supply
4 OUT PWM Output
5 CFLY+ Flyback capacitor
6 CFLY- Flyback capacitor
7 BOOT Bootstrap capacitor
8 VREG Internal voltage regulator
9 FEEDCAP Feed-back integrating capacitor
10 FREQ Frequency setting resistor
11 SGND Signal Ground
12 IN- Error amplifier inverting input
13 IN+ Error amplifier non-inverting input
14 EA out Error amplifier output
15 +V
CC
Positive supply
16 +V
CC
POW
Positive Power supply
17 -VccPOW Negative Power supply
18 -V
CC
Negative supply
19 -V
CC
Negative supply
20 -V
CC
Negative supply
679,&
PIN CONNECTION
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
-V
CC
-V
CC
-V
CC
-V
CC
-V
CC
-V
CC
-V
CC
POW
+ V
CC
POW
+V
CC
EAout
IN+
IN-
SGND
OUT
CFLY +
CFLY -
BOOT
VREG
FEEDCAP
FREQ