ML4802IS Micro Linear, ML4802IS Datasheet - Page 4

• Manufacturer Part Number: ML4802IS
• Description: PFC/PWM Controller Combo with Green Mode
• Manufacturer: Micro Linear

ML4802
OVP COMPARATOR
PFC ILIMIT COMPARATOR
DC ILIMIT COMPARATOR
VIN OK COMPARATOR
GAIN MODULATOR
OSCILLATOR
GREEN MODE
4
VGMT-H Green Mode Threshold High
SYMBOL
VGMT-L
VLS
ELECTRICAL CHARACTERISTICS (Continued)
Green Mode Threshold Low
Threshold Voltage
Hysteresis
Threshold Voltage
Delay to Output
Threshold Voltage
Input Bias Current
Delay to Output
Threshold Voltage
Hysteresis
Gain (Note 3)
Bandwidth
Output Voltage
Initial Accuracy
Voltage Stability
Temperature Stability
Total Variation
Ramp Valley to Peak Voltage
Dead Time
CT Discharge Current
Level Shift
PFC ILIMIT Threshold - Gain Modulator Output
PARAMETER
Datasheet
IAC = 100µA, VRMS = VFB = 0V
IAC = 50µA, VRMS = 1.2V, VFB = 0V
IAC = 50µA, VRMS = 1.8V, VFB = 0V
IAC = 100µA, VRMS = 3.3V, VFB = 0V 0.2
IAC = 100µA
IAC = 250µA, VRMS = 1.15V,
VFB = 0V
TA = 25ºC
Line, Temp
PFC Only
VRAMP 2 = 0V, VRAMP 1 = 2.5V
VGMT = VDC –VLS
VGMT = VDC –VLS
11V < VCC < 16.5V
CONDITIONS
August 2000
MIN
2.65
2.33
–0.9
175
120
188
182
260
360
1.4
0.8
0.6
1.8
0.8
0.6
3.5
70
2.75
±0.3
2.43
0.75
1.25
250
220
150
150
200
400
TYP
1.5
1.0
0.8
0.3
2.5
5.5
–1
10
2
1
1
2
MAX
2.85
2.55
1.05
2.80
1.25
–1.1
325
300
300
212
218
275
580
1.6
1.2
0.4
0.9
7.5
±1
UNITS
MHz
kHz
kHz
mV
mV
mA
mV
mV
µA
ns
ns
%
ns
%
V
V
V
V
V
V
V
V