CM6824 Datasheet, PDF (3/18 Pages) List of Unclassifed Manufacturers – LOW START-UP CURRENT PFC/PWM CONTROLLER COMBO

CM6824
LOW START-UP CURRENT PFC/PWM CONTROLLER COMBO
BLOCK DIAGRAM
16
VEAO
1
IEAO
13
VCC
15 ^VFB
2.5V
2 ^IAC
VRMS
4
3 ^ISENSE
7 ^RAMP1
GMv
-
.
+
0.5V
GAIN
MODULATOR
LOW POWER
DETECT
3.5K
GMi
+
.
-
3.5K
VCC
19.4V
VCC OVP
+
-
2.75V
PFC OVP
+
.
-
PFC CMP
+
-
-1V
+
-
PFC ILIMIT
OSCILLATOR
8 ^RAMP2
350
SW SPST
DUTY CYCLE
LIMIT
PWM
DUTY
7.5V
REFERENCE
S
Q
R
Q
S
Q
R
Q
VREF
14
POWER
FACTOR
CORRECTOR
MPPFC VCC
PFC OUT
12
MNPFC
GND
CLK
PFCOUT
PWMOUT
1.5V
6
VDC
Vcc
20uA350
5 ^SS
SW SPST
VREF
9 ^{DC ILIMIT}
SW SPST
PWM
CMP
SS CMP
SW SPST
VFB
2.45V
-
.
+
VIN OK
1.0V
DC ILIMIT
S
Q
R
Q
Q
S
R
VCC
UVLO
CM6824(ON:15V/OFF:10V)
VCC
MPPWM
PWM OUT
11
MNPWM
GND
PULSE
WIDTH
MODULATOR
GND
10
ORDERING INFORMATION
Part Number
CM6824IP
CM6824IS
Temperature Range
-40℃ to 125℃
-40℃ to 125℃
Package
16-Pin PDIP (P16)
16-Pin Wide SOP (S16)
2002/09/20 Preliminary Rev. 1.1
Champion Microelectronic Corporation
Page 3