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
6
7
VDC
0
10
4
V
V
DC to DC PWM voltage feedback input.
RAMP 1
(RTCT)
0.8
Oscillator timing node; timing set by RT and CT
In current mode, this pin functions as the current sense
input; when in voltage mode, it is the feed-forward sense
input from PFC output 380V (feed forward ramp).
RAMP 2
8
0
0
VDCmax-1.8
V
V
(PWM RAMP)
9
DC ILIMIT
GND
1
PWM current limit comparator input
Ground
10
11
12
13
14
15
PWM OUT
PFC OUT
VCC
0
0
VCC
VCC
18
V
PWM driver output
PFC driver output
V
V
10
15
7.5
2.5
Positive supply for CM6802A/B/AH/BH
Maximum 4mA buffered output for the internal 7.5V
reference when VCC=14V
VREF
V
V
VFB
0
0
3
6
PFC transconductance voltage error amplifier input
PFC transconductance voltage error amplifier output
(GmV)
16
VEAO
V
ORDERING INFORMATION
Part Number
Temperature Range
-40℃ to 125℃
-40℃ to 125℃
-40℃ to 125℃
-40℃ to 125℃
-40℃ to 125℃
-40℃ to 125℃
Package
16-Pin PDIP (P16)
CM6802A/B/AH/BHGIP*
CM6802A/B/AH/BHGIS*
CM6802A/B/AH/BHGISTR*
CM6802A/B/AH/BHXIP*
CM6802A/B/AH/BHXIS*
16-Pin Narrow SOP (S16)
16-Pin Narrow SOP (S16)
16-Pin PDIP (P16)
16-Pin Narrow SOP (S16)
16-Pin Narrow SOP (S16)
CM6802A/B/AH/BHXISTR*
*Note: G : Suffix for Pb Free Product
TR : Package is Typing Reel
X : Suffix for Halogen Free Product
2009/11/02 Rev. 1.4
Champion Microelectronic Corporation
3
CHAMP [ CHAMPION MICROELECTRONIC CORP. ]
