ML4805

REV. 1.1 3/9/2001

3

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VOLTAGE ERROR AMPLIFIER

Input Voltage Range

0

5

V

Transconductance

40

65

80

µ

Feedback Reference Voltage

2.43

2.50

2.57

V

Input Bias Current

Note 2

-0.5

-1.0

µA

Output High Voltage

6.0

6.7

V

Output Low Voltage

0.1

0.4

V

Source Current

-40

-70

-150

µA

Sink Current

40

70

150

µA

Open Loop Gain

60

70

dB

PSRR

60

70

dB

CURRENT ERROR AMPLIFIER

Input Voltage Range

-1.5

2

V

Transconductance

60

100

120

µ

Input Offset Voltage

0

8

15

mV

Input Bias Current

-0.5

-1.0

µA

Output High Voltage

6.0

6.7

V

Output Low Voltage

0.65

1.0

V

Source Current

-40

-70

-150

µA

Sink Current

40

70

150

µA

Open Loop Gain

55

65

dB

PSRR

60

75

dB

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.

Peak PFC OUT Current, Source or Sink ................. 500mA

Peak PWM OUT Current, Source or Sink ............... 500mA

PFC OUT, PWM OUT Energy Per Cycle ................... 1.5

µJ

Junction Temperature ............................................. 150

°C

Storage Temperature Range ...................... –65

°C to 150°C

Lead Temperature (Soldering, 10 sec) ..................... 260

°C

Thermal Resistance (

Plastic DIP ........................................................ 70

°C/W

Plastic SOIC ................................................... 100

°C/W

OPERATING CONDITIONS

Temperature Range

ML4805CX ................................................. 0

°C to 70°C

ML4805IX ............................................... -40

°C to 85°C