Painel Power - Philips HTS6100/55 Service Manual

PAINEL POWER

CONTEÚDO
Diagrama Interno................................................................. 51
Esquema Elétrico............................................................... 52
Layout.................................................................................. 53
DIAGRAMA IC INTERNO -AP384XG
7
VCC
34V UVLO
5
GND
2.50V
VREF
GOOD
LOGIC
4
R /C
T T
OSC
OVER TEMP
ERROR
AMP
2R
FB
2
1
COMP
R
3
CS
DIAGRAMA IC INTERNO -AZ7500BC
6
RT
5 Oscillator
CT
Dead-Time Control
Comparator
4
DTC +
0.12V
Error Amplifier 1 +
PWM
1
Comparator
1IN + +
2
1IN -
Error Amplifier 2
16
2IN + +
15
2IN -
0.7mA
3
FEEDBACK
8
5V
S/R
REF
INTERNAL
BIAS
6
PROTECT
S
Q
Q
R
PWM
1V
LATCH
CURRENT
SENSE
COMPARATOR
OUTPUT CTRL
13
Pulse-Steering
Flip-Flop
D
CK
Reference
Regulator
HTS6100
51
REF
OUTPUT
8
C1
Q1
9
E1
C2
11
Q2
10
E2
12
V
CC
14
REF
7
GND