ml4805 Fairchild Semiconductor, ml4805 Datasheet - Page 3

• Manufacturer Part Number: ml4805
• Description: Variable Feedforward Pfc/pwm Controller Combo
• Manufacturer: Fairchild Semiconductor

ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
V
I
Voltage on Any Other Pin ...... GND - 0.3V to V
I
I
Peak PFC OUT Current, Source or Sink ................. 500mA
Peak PWM OUT Current, Source or Sink ............... 500mA
PFC OUT, PWM OUT Energy Per Cycle ................... 1.5µJ
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
T
VOLTAGE ERROR AMPLIFIER
CURRENT ERROR AMPLIFIER
REV. 1.1 3/9/2001
SENSE
AC
REF ...........................................................................................
SYMBOL
A
CC ..............................................................................................
= Operating Temperature Range (Note 1)
Input Current ..................................................... 10mA
Voltage .................................................. -3V to 5V
Input Voltage Range
Transconductance
Feedback Reference Voltage
Input Bias Current
Output High Voltage
Output Low Voltage
Source Current
Sink Current
Open Loop Gain
PSRR
Input Voltage Range
Transconductance
Input Offset Voltage
Input Bias Current
Output High Voltage
Output Low Voltage
Source Current
Sink Current
Open Loop Gain
PSRR
PARAMETER
CC
= 15V, R
T
= 29.4kΩ, R
CC
+ 0.3V
V
Note 2
∆V
∆V
11V < V
V
∆V
∆V
11V < V
20mA
NON INV
NON INV
18V
IN
IN
IN
IN
RAMP1
= ±0.5V, V
= ±0.5V, V
= ±0.5V, V
= ±0.5V, V
CC
CC
= V
= V
CONDITIONS
= 15.4kΩ, C
< 16.5V
< 16.5V
INV
INV
Junction Temperature ............................................. 150°C
Storage Temperature Range ...................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ..................... 260°C
Thermal Resistance (θ
OPERATING CONDITIONS
Temperature Range
Plastic DIP ........................................................ 70°C/W
Plastic SOIC ................................................... 100°C/W
ML4805CX ................................................. 0°C to 70°C
ML4805IX ............................................... -40°C to 85°C
OUT
OUT
OUT
OUT
, VEAO = 3.75V
, VEAO = 3.75V
= 6V
= 1.5V
= 6V
= 1.5V
T
= 270pF, C
JA
RAMP1
MIN
)
2.43
-1.5
-40
-40
6.0
6.0
40
40
60
60
60
40
55
60
0
0
= 620pF,
2.50
0.65
TYP
-0.5
100
-0.5
6.7
0.1
-70
6.7
-70
65
70
70
70
70
65
75
8
MAX
-150
-150
2.57
-1.0
-1.0
150
120
150
ML4805
0.4
1.0
80
15
5
2
UNITS
mV
µA
µA
µA
µA
µA
µA
dB
dB
dB
dB
V
µ
V
V
V
V
µ
V
V
3