CM6802A_12 Datasheet, PDF (4/25 Pages) Champion Microelectronic Corp. – EPA/80++ ZVS-Like PFC/PWM COMBO CONTROLLER

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)
2.5V
VFB
15
VCC
IAC
2
4 ^VRMS
3 ^ISENSE
7 ^RAMP1
8 ^RAMP2
16 _VEAO
GMv
+
.
-
GAIN
MODULATOR
1 _IEAO
Rmul
GMi
+
.
-
PFC CMP
+
-
Rmul
PFC RAMP
PFC
PFCCLK
.
.
300
PWMCLK
SW SPST
VFB
2.85V
PFC OVP
+
.
-
PFC Tri-Fault
0.5V
+
VFB
-
PFC ILIMIT
-1.0V
+
ISENSE
-
0.3V
VEAO
Green PFC
+
-
Green PWM
1.8V
VDC
6 _VREF+2.5V
10uA
5
VFB
2.36V
-
.
+
380V-OK
13 _VCC
16.5V
Zener
7.5V
REFERENCE
VREF
14
S
Q
R
Q
S
Q
R
Q
VCC
MPPFC
MNPFC
PFC OUT
12
17V
ZENER
S
Q
S
R
Q
VCC
PPWM
PWM OUT
11
NPFC
17V
ZENER
9 ^{DC ILIMIT}
GND
10
1.0V
VCC
UVLO
DC ILIMIT
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum ratings are those values beyond which the device could be permanently damaged.
Parameter
Min.
Max.
V_CC
18
IEAO
0
VREF+0.3
I_SENSE Voltage
PFC OUT
-5
GND – 0.3
0.7
VCC + 0.3
PWMOUT
Voltage on Any Other Pin
GND – 0.3
GND – 0.3
VCC + 0.3
VCC + 0.3
I_REF
5
I_AC Input Current
1
Peak PFC OUT Current, Source or Sink
0.5
Peak PWM OUT Current, Source or Sink
0.5
PFC OUT, PWM OUT Energy Per Cycle
1.5
Junction Temperature
Storage Temperature Range
Operating Temperature Range
Lead Temperature (Soldering, 10 sec)
Thermal Resistance (θ_JA)
Plastic DIP
Plastic SOIC
150
-65
150
-40
125
260
80
105
Power Dissipation (PD) T_A<50℃
ESD Capability, HBM Model
ESD Capability, CDM Model
800
5.5
1250
Units
V
V
V
V
V
V
mA
mA
A
A
μJ
℃
℃
℃
℃
℃/W
℃/W
mW
KV
V
2012/05/10 Rev. 1.5
Champion Microelectronic Corporation
4