CM6802A/B/AH/BH (Dynamic Soft PFC/Green PWM)
http://www.championmicro.com.tw
EPA/80++ ZVS-Like PFC/PWM COMBO CONTROLLER
Design for High Efficient Power Supply at both Full Load and Light Load
Simplified Block Diagram (CM6802A/B/AH/BH)
16
1
13
VCC
VEAO
IEAO
PFC OVP
+
-
VFB
.
GMv
+
-
16.5V
Zener
2.85V
.
Rmul
VREF
14
GMi
7.5V
+
-
2.5V
PFC CMP
.
+
REFERENCE
PFC Tri-Fault
VFB
15
-
+
0.5V
VFB
GAIN
MODULATOR
-
S
Q
Q
VCC
VCC
Rmul
PFC ILIMIT
R
IAC
2
MPPFC
+
-1.0V
ISENSE
-
PFC RAMP
PFC OUT
12
S
Q
Q
VRMS
4
Green PFC
R
+
0.3V
VEAO
ISENSE
RAMP1
17V
ZENER
3
7
-
MNPFC
PFC
PFCCLK
.
.
300
RAMP2
VDC
PWMCLK
8
SW SPST
Green PWM
VCC
PPWM
NPFC
+
-
1.8V
S
S
R
Q
Q
PWM OUT
6
5
-
VREF+2.5V
11
10uA
-
17V
ZENER
VFB
.
+
2.36V
380V-OK
-
+
UVLO
1.0V
VCC
DC ILIMIT
9
DC ILIMIT
GND
10
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum ratings are those values beyond which the device could be permanently damaged.
Parameter
VCC
Min.
Max.
18
Units
V
IEAO
0
VREF+0.3
V
ISENSE Voltage
PFC OUT
PWMOUT
-5
0.7
VCC + 0.3
VCC + 0.3
VCC + 0.3
V
V
V
V
GND – 0.3
GND – 0.3
GND – 0.3
Voltage on Any Other Pin
5
1
0.5
0.5
1.5
mA
mA
A
A
μJ
℃
℃
℃
℃
IREF
IAC Input Current
Peak PFC OUT Current, Source or Sink
Peak PWM OUT Current, Source or Sink
PFC OUT, PWM OUT Energy Per Cycle
Junction Temperature
150
150
125
260
Storage Temperature Range
Operating Temperature Range
Lead Temperature (Soldering, 10 sec)
-65
-40
Thermal Resistance (θJA)
Plastic DIP
Plastic SOIC
80
105
℃/W
℃/W
800
mW
Power Dissipation (PD) TA<50℃
ESD Capability, HBM Model
ESD Capability, CDM Model
5.5
KV
V
1250
2009/11/02 Rev. 1.4
Champion Microelectronic Corporation
4
CHAMP [ CHAMPION MICROELECTRONIC CORP. ]
