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
ELECTRICAL CHARACTERISTICS
Symbol
Reference
Output Voltage
Line Regulation
Parameter
(Conti.)
Unless otherwise stated, these specifications apply
CM6802A/B/AH/BH
Min.
7.3
Typ.
7.5
3
25
25
0.4
Max.
7.7
5
50
50
Vcc=+14V, R
T
= 7.75kΩ, C
T
= 1000pF, T
A
=Operating Temperature Range (Note 1)
Test Conditions
Unit
T
A
= 25℃, I(VREF) = 0mA
11V < V
CC
< 16.5V@ T=25℃
VCC=10.5V,0mA < I(VREF) < 2mA;
@ T=25℃
VCC=14V,0mA < I(VREF) < 3.5mA;
T
A
= -40℃~85℃
Line, Load, Temp
T
J
= 125℃, 1000HRs
IEAO > 4.5V
V
IEAO
< 1.2V
I
OUT
= -20mA @ T=25℃
I
OUT
= -100mA @ T=25℃
I
OUT
= 10mA, V
CC
= 9V @ T=25℃
V
mV
mV
mV
%
Load Regulation
Temperature Stability
Total Variation
Long Term Stability
PFC
Minimum Duty Cycle
Maximum Duty Cycle
Output Low Rdson
7.2
5
7.8
25
0
V
mV
%
%
ohm
ohm
V
ohm
ohm
ns
95
97
11.5
0.5
24
50
15
18
1
30
40
Output High Rdson
Rise/Fall Time (Note 4)
PWM
Duty Cycle Range
I
OUT
= 20mA @ T=25℃
I
OUT
= 100mA @ T=25℃
C
L
= 100pF @ T=25℃
0-49.5
I
OUT
= -20mA @ T=25℃
0-50
11.5
0.5
26.5
50
15
18
1
40
40
%
ohm
ohm
V
ohm
ohm
ns
V
Output Low Rdson
I
OUT
= -100mA @ T=25℃
I
OUT
= 10mA, V
CC
= 9V
I
OUT
= 20mA @ T=25℃
I
OUT
= 100mA @ T=25℃
C
L
= 100pF
1.6
Room Temperature=25℃
7
1.8
8.5
Output High Rdson
Rise/Fall Time (Note 4)
PWM Comparator Level Shift
Soft Start
Soft Start Current
Supply
Start-Up Current
Operating Current
Undervoltage Lockout Threshold
Undervoltage Lockout Hysteresis
Shunt Regulator (VCC zener)
Zener Threshold Voltage
2
10.5
μ
A
μ
A
mA
V
V
V
V
CC
= 12V, C
L
= 0 @ T=25℃
14V, C
L
= 0
CM6802A/B/AH/BH
CM6802A/B/AH/BH
Apply VCC with Iop=20mA
12.35
2.8
16.2
50
2.5
12.85
2.95
16.8
65
3.5
13.45
3.1
17.4
Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst-case test conditions.
Note 2: Includes all bias currents to other circuits connected to the V
FB
pin.
Note 3: Gain ~ K x 5.3V; K = (I
SENSE
– I
OFFSET
) x [I
AC
(VEAO – 0.7)]
-1
; VEAO
MAX
= 6V
Note 4: Guaranteed by design, not 100% production test.
2009/11/02
Rev. 1.4
Champion Microelectronic Corporation
8
CHAMP [ CHAMPION MICROELECTRONIC CORP. ]
