CM6802A_12 Datasheet, PDF (5/25 Pages) Champion Microelectronic Corp. – EPA/80++ ZVS-Like PFC/PWM COMBO CONTROLLER

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:
Unless otherwise stated, these specifications apply Vcc=+14V, R_T = 7.75K kΩ, C_T = 1000pF, T_A=Operating Temperature
Range (Note 1)
Symbol
Parameter
Test Conditions
CM6802A/B/AH/BH
Min. Typ. Max.
PFC Brown Out
VRMS Threshold High
VRMS Threshold Low
Room Temperature=25℃
Room Temperature=25℃
1.19 1.25
1.32
0.97 1.05
1.13
Hysteresis
170
216
260
AC High Line
Sweep Vrms Pin
2.15 2.25
2.35
AC Low Line
Sweep Vrms Pin
1.85
2
2.12
Hysteresis
200
300
Voltage Error Amplifier (g_mv)
Input Voltage Range
Transconductance
0
3
V_NONINV = V_INV, VEAO = 2.25V @ T=25℃
53
69
88
Feedback Reference Voltage SS < VREF and Veao > 2.5V
(High)
2.43 2.51
2.58
CM6802A/B
Feedback Reference Voltage
SS>VREF and Veao < ^1.9
2
2.1
(Low)
CM6802AH/BH ^{1.75V and Vrms < 2V}
2.19 2.26
2.33
Input Bias Current
Note 2
-1.0 -0.05
Output High Voltage
5.8
6.0
Output Low Voltage
0.1
0.4
Sink Current
Source Current
Open Loop Gain
V_FB = 3V, VEAO = 1.5V
V_FB = 1.5V, VEAO = 2.45V
DC gain
-25
-18
-12
8
15
25
30
40
Power Supply Rejection Ratio 11V < V_CC < 16.5V
Current Error Amplifier (g_mi)
Input Voltage Range (Isense pin)
Transconductance
V_NONINV = V_INV, IEAO = 1.5V @ T=25℃
60
75
-1.2
0.7
53
69
85
Input Offset Voltage
VEAO=0V, IAC is open
-10
50
Output High Voltage
6.8
7.4
7.7
Output Low Voltage
0.1
0.4
Unit
V
V
mV
V
V
mV
V
μ mho
V
V
V
μA
V
V
μA
μA
dB
dB
V
μ mho
mV
V
V
2012/05/10 Rev. 1.5
Champion Microelectronic Corporation
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