ML4800 Fairchild Semiconductor, ML4800 Datasheet - Page 5

• Manufacturer Part Number: ML4800
• Description: The ML4800 is a controller for power factor corrected, switched mode power supplies
• Manufacturer: Fairchild Semiconductor

PRODUCT SPECIFICATION
Electrical Characteristics
Unless otherwise specified, V
Notes
1. Limits are guaranteed by 100% testing, sampling, or correlation with worst-case test conditions.
2. Includes all bias currents to other circuits connected to the V
3. Gain = K x 5.3V; K = (I
REV. 1.0.5 9/25/01
Symbol
Reference
PFC
PWM
Supply
PFC Dead Time
C
Output Voltage
Line Regulation
Load Regulation
Temperature Stability
Total Variation
Long Term Stability
Minimum Duty Cycle
Maximum Duty Cycle
Output Low Voltage
Output High Voltage
Rise/Fall Time
Duty Cycle Range
Output Low Voltage
Output High Voltage
Rise/Fall Time
Start-up Current
Operating Current
Undervoltage Lockout
Threshold
Undervoltage Lockout
Hysteresis
T
Discharge Current
Parameter
GAINMOD
CC
- I
= 15V, R
OFFSET
(Continued)
) x [I
T
= 52.3k , C
AC
V
T
11V <V
0mA <I(V
T
0mA < I(V
T
Line, Load, Temp
T
V
V
I
I
I
I
I
C
I
I
I
I
I
C
V
14V, C
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
A
A
A
J
RAMP 2
IEAO
IEAO
CC
L
L
(VEAO - 0.625)]
= 125°C, 1000 Hours
= 25°C, I(V
= 0°C to 70°C
= –40°C to 85°C
= 1000pF
= 1000pF
= 12V, C
= -20mA
= -100mA
= 10mA, V
= 20mA
= 100mA
= -20mA
= -100mA
= 10mA, V
= 20mA
= 100mA
> 4.0V
< 1.2V
L
CC
= 0
= 0V, V
REF
REF
<16.5V
T
Conditions
FB
= 470pF, T
) < 10mA;
L
) < 5mA;
REF
= 0
pin.
CC
CC
RAMP 1
-1
) = 1mA
; VEAO
= 9V
= 9V
A
= 2.5V
MAX
= Operating Temperature Range (Note 1)
=5V.
V
V
V
V
CC
CC
CC
CC
Min.
7.35
0-44
12.4
350
3.5
7.4
2.5
90
- 0.8V
- 0.8V
- 2V
- 2V
Typ.
0-47 0-49
200
5.5
7.5
0.4
0.4
0.7
0.4
0.4
0.7
0.4
5.5
2.8
10
10
10
95
50
50
13
5
Max. Units
7.65
13.6
650
350
7.5
7.6
0.8
2.0
0.8
0.8
2.0
0.8
3.1
25
20
20
25
0
7
ML4800
mA
mV
mV
mV
mV
mA
µA
ns
ns
ns
%
%
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
5