CM6802
NO BLEED RESISTOR GREEN MODE PFC/PWM CONTROLLER COMBO
ELECTRICAL CHARACTERISTICS (Conti.) Unless otherwise stated, these specifications apply
Vcc=+15V, RT = 5.0kΩ, CT = 1.0nF, TA=Operating Temperature Range (Note 1)
CM6802
Symbol
Parameter
Input Bias Current
Output High Voltage
Output Low Voltage
Sink Current
Source Current
Open Loop Gain
Power Supply Rejection Ratio
Test Conditions
Unit
Min.
-1.0
4.0
Typ.
-0.5
4.25
0.65
-65
75
Max.
µA
V
V
µA
µA
dB
dB
1.0
-35
ISENSE = +0.5V, IEAO = 4.0V
ISENSE = -0.5V, IEAO = 1.5V
35
60
60
70
75
11V < VCC < 16.5V
PFC OVP Comparator
Threshold Voltage
Hysteresis
2.70
230
2.77
2.85
290
V
mV
Low Power Detect Comparator
VCC OVP Comparator
Threshold Voltage
Hystersis
0.4
0.5
0.25
0.6
V
V
Threshold Voltage
Hysteresis
19
1.40
19.4
1.5
20
1.65
V
V
PFC ILIMIT Comparator
Threshold Voltage
(PFC ILIMIT VTH – Gain Modulator
Output)
-1.10
80
-1.00
200
-0.90
V
mV
ns
Delay to Output (Note 4)
Overdrive Voltage = -100mV
250
DC ILIMIT Comparator
Threshold Voltage
0.95
1.0
1.05
V
Delay to Output (Note 4)
Overdrive Voltage = 100mV
250
ns
VIN OK Comparator
Threshold Voltage
Hysteresis
2.35
0.8
2.45
1.0
2.55
1.2
V
V
GAIN Modulator
IAC = 100µA, VRMS = VFB = 1V
IAC = 100µA, VRMS = 1.1V, VFB = 1V
IAC = 150µA, VRMS = 1.8V, VFB = 1V
IAC = 300µA, VRMS = 3.3V, VFB = 1V
IAC = 100µA
0.59
1.47
0.66
0.21
0.81
2.03
0.92
0.29
Gain (Note 3)
Bandwidth
Output Voltage =
3.5K*(ISENSE-IOFFSET
10
MHz
V
I
AC = 250µA, VRMS = 1.1V, VFB = 1V
0.70
66
0.80
0.90
75.5
)
Oscillator
TA = 25℃
PFC Initial Accuracy
Voltage Stability
Temperature Stability
kHz
%
%
11V < VCC < 16.5V
1
2
2003/06/25 Preliminary
Champion Microelectronic Corporation
Page 5
CHAMP [ CHAMPION MICROELECTRONIC CORP. ]
