CM6800A Datasheet, PDF (3/18 Pages) Champion Microelectronic Corp. – LOW START-UP CURRENT PFC/PWM CONTROLLER COMBO

CM6800A
LOW START-UP CURRENT PFC/PWM CONTROLLER COMBO
BLOCK DIAGRAM (CM6800A)
16
VEAO
1
IEAO
VCC
13
VCC
VFB
15
2.5V
IAC
2
VRMS
4
ISENSE
3
RAMP1
7
gmv
-
.
+
0.3V
LOW POWER
DETECT
COMPARATOR
3.5K
GAIN
MODULATOR
gmi
+
.
-
3.5K
VCC
17.9V
VCC OVP
+
-
2.75V
PFC OVP
+
.
-
+
-
-1V
+
-
PFC ILIMIT
OSCILLATOR
RAMP2
8
350
SW SPST
DUTY CYCLE
LIMIT
PWM
DUTY
7.5V
REFERENCE
S
Q
R
Q
VREF
14
POWER
FACTOR
CORRECTOR
MPPFC
VCC
S
Q
R
Q
PFC OUT
12
MNPFC
GND
CLK
PFCOUT
PWMOUT
1V
VDC
6
Vcc
20uA
350
SS
5
SW SPST
VREF
DC ILIMIT
9
GND
10
SW SPST
SW SPST
VFB
2.25V
-
.
+
VIN OK
1V
DC ILIMIT
S
Q
R
Q
Q
S
R
VCC
UVLO
CM6800A(ON:13V/OFF:10V)
MPPWM
VCC
PWM OUT
11
MNPWM
GND
PULSE
WIDTH
MODULATOR
ORDERING INFORMATION
Part Number
CM6800AGIP*
CM6800AGIS*
*Note: G : Suffix for Pb Free Product
Temperature Range
-40℃ to 125℃
-40℃ to 125℃
Package
16-Pin PDIP (P16)
16-Pin Wide SOP (S16)
2006/10/11 Rev. 1.3
Champion Microelectronic Corporation
Page 3