CM6807(A;B;C)
10-PIN Green-Mode PFC/PWM Combo CONTROLLER for High Density AC Adapter
BLOCK DIAGRAM
2
4
IAC
.VEAO
.
R1B
.
IAC
1
2
2
.
VCC
ISENSE
8
.
R1A
R1C
.
PFC CMP
UVB
-
+
1
2
VCC
3
-
1
.
+
S
Q
Q
V To Ramp
VFB
GMV
-
R
R
5
.
.
.
UVB
+
2.5V
VREFDK
9
FAULT
VCC OVP
PFCOUT
+
.
17.9V
16.4V
-
-
UVLO
VCC
.
.
BROKENWIRE
-
PFCCLK
PWMCLK
.
PFC CLK
PWM CLK
.
.
+
0.5V
fpfc=70KHz
PFC OVP
+
.
2.75V
2.5V
-
-
VIN-OK
S
Q
Q
VFB
+
PFC ILIMIT
-
.
R1
R2
2.45V
0.75V
UVB
-
-
.
VREFDK
10
PWMOUT
+
-1V
PWM SHORT
GREENPWM
+
-
VCC-0.7V
PWMTRIFAULT
7
+
-
PWMFAULT
(VCC-1.4V)/2
V=17uA
GREENMODE
10mS
GND
PWM CMP
1.5V
1
-
-
PWMCLK
.
.
GND
.
SS
GND
+
PROTECTED BY PATENT
SOFT START
6
V+I
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum ratings are those values beyond which the device could be permanently damaged.
Parameter
Min.
Max.
Units
V
VCC MAX
20
IAC (before start up)
IAC (after start up)
ISENSE Voltage
PFC OUT
GND-0.3
GND-0.3
-5
VCC + 0.3
1.0
V
V
0.7
V
GND – 0.3
GND – 0.3
0
VCC + 0.3
VCC + 0.3
6.3
V
PWM OUT
V
VEAO
V
PWMTrifault
GND – 0.3
GND-0.3
VCC + 0.3
VCC + 0.3
0.5
V
Voltage on Any Other Pin
V
Peak PFC OUT Current, Source or Sink
Peak PWM OUT Current, Source or Sink
PFC OUT, PWM OUT Energy Per Cycle
Junction Temperature
A
0.5
A
1.5
μJ
℃
150
℃
℃
Storage Temperature Range
Operating Temperature Range
Lead Temperature (Soldering, 10 sec)
Thermal Resistance (θJA)
-65
-40
150
125
260
80
℃
℃/W
2006/10/11 Rev1.0
Champion Microelectronic Corporation
Page 3