CM6800A_09 Datasheet, PDF (5/18 Pages) Champion Microelectronic Corp. – LOW START-UP CURRENT PFC/PWM CONTROLLER COMBO

CM6800A
LOW START-UP CURRENT PFC/PWM CONTROLLER COMBO
ELECTRICAL CHARACTERISTICS (Conti.) Unless otherwise stated, these specifications apply
Vcc=+15V, R_T =30.16kΩ, C_T = 1000pF, T_A=Operating Temperature Range (Note 1)
Symbol
Parameter
Test Conditions
Sink Current
Source Current
Open Loop Gain
Power Supply Rejection Ratio
Threshold Voltage
Hysteresis
Threshold Voltage
Threshold Voltage
Hysteresis
Fault Detect HIGH
Time to Fault Detect HIGH
Fault Detect LOW
Threshold Voltage
(PFC I_LIMIT V_TH – Gain Modulator
Output)
Delay to Output (Note 4)
Threshold Voltage
Delay to Output (Note 4)
OK Threshold Voltage
Hysteresis
Gain (Note 3)
Bandwidth
Output Voltage =
3.5K*(I_SENSE-I_OFFSET)
I_SENSE = +0.6V, IEAO = 4.0V
I_SENSE = -0.6V, IEAO = 1.5V
11V < V_CC < 16.5V
PFC OVP Comparator
Low Power Detect Comparator
VCC OVP Comparator
Tri-Fault Detect
V_FB=V_{FAULT DETECT LOW} to
V_FB=OPEN.470pF from V_FB to GND
PFC I_LIMIT Comparator
Overdrive Voltage = -100mV
DC I_LIMIT Comparator
Overdrive Voltage = 100mV
V_IN OK Comparator
GAIN Modulator
I_AC = 100 μ A, V_RMS =0, V_FB = 1V
at room temp
I_AC = 100 μ A, V_RMS = 1.1V, V_FB = 1V
at room temp
I_AC = 150 μ A, V_RMS = 1.8V, V_FB = 1V
at room temp
I_AC = 300 μ A, V_RMS = 3.3V, V_FB = 1V
at room temp
I_AC = 100 μ A
I_AC = 250 μ A, V_RMS = 1.1V, V_FB = 1V
Min.
35
60
60
CM6800A
Typ.
-65
75
70
75
Max.
-35
2.70
2.77
2.85
230
300
0.2
0.3
0.4
17.5
17.9
18.5
1.40
1.5
1.65
2.65
2.75
2.85
2
4
0.4
0.5
0.6
-1.10
20
-1.00
100
250
-0.90
0.95
1.0
1.05
250
2.16
2.25
2.36
0.9
1.1
1.3
0.70
0.84
0.95
1.80
2.00
2.20
0.90
1.00
1.10
0.25
0.32
0.40
10
0.84
0.90
0.95
Unit
μA
μA
dB
dB
V
mV
V
V
V
V
ms
V
V
mV
ns
V
ns
V
V
MHz
V
2009/08/10 Rev. 1.6
Champion Microelectronic Corporation
Page 5