CM6800IP Champion Microelectronic Corp., CM6800IP Datasheet - Page 17

• Manufacturer Part Number: CM6800IP
• Description: Low Start-Up Current PFC/PWM Controller Combo
• Manufacturer: Champion Microelectronic Corp.

APPLICATION CIRCUIT (Voltage Mode)
2003/04/10
PFC_OUT
VCC
IVIN_EMC
VIN
AC
PFC_Vout
C34
100n
L2
Q6
Q2N2222
Q7
Q2N2904
R5
PWM_DC
Preliminary
EMC FILTER
C7
10n
R2
R28
22
C3
PWM_IN
L3
R29
10k
R3
R27
100k
Q3
C8
C22
MUR1100
R31
10n
D13
R1
C15
10n
RT1
ZD1
6.8V
IVIN
Rev. 1.4
D6
1N4002
IVIN
ILIMIT
MUR1100
D8
R18
D4
D7
1N4002
C46
L
PFC_VIN
C44
R59
T1
T 2:3
OW
C2
R66
R67
D9A
C14
10n
R64
R10
R11
IBIAS
S
D15
R34
4.7
R14
R60
Champion Microelectronic Corporation
TART-
IAC
R12
R13
D9B
D16
1N4148
C45
Q6
D15
ISENSE
C47
R14
R15
C30
IBOOT
PFC_VIN
R32A
U
VREF
R35
4.7
C22
IL4
10n
R56
C48
P
VRMS
L4
C31
C
R57
C49
URRENT
PFC_Vout
VDC
SS
R62
C50
R32
R33
C33
100n
IEAO
C17
IC17
1
2
3
4
5
6
7
8
L5
U2 CM6800/01/24
ILIMIT
IL1
IEAO
IAC
I-SENSE
VRMS
SS
VDC
RAMP1
RAMP2
R58
C41
PWM-OUT
PFC-OUT
Q1
Q2N2222
Q2
Q2N2904
ILIMIT
L1
C43
VEAO
VREF
GND
VCC
VFB
C18
IC18
R61
470
PFC/PWM C
16
15
14
13
12
11
10
9
VCC
C19
VCC
1N4148
C51
R23
75
D12
PWM_OUT
PFC_DC
PWM_Vout
PWM_Rload
500m
VREF
R25
10k
R22
R24
VEAO
22
22
ILOAD
C52
1u
Q1
C53
R45
R48
100n
Q2
VCC
470p
R26
18k
C23
ONTROLLER
R49
C39
C54
VREF
MUR1100
VFB
D5
D10
R44
R46
C38
C55A
R63
C56
D5
CM6800/1
U1
C40
CM431
C57
R16A
R17A
R65A
C4
R43
Page 17
PFC_Vout
ISO1
IC10
C10
C
PFC_Vout
OMBO
VDC