5

FN6309.1

December 27, 2007

N-Channel MOSFET ON-Resistance

-

50

75

m

Ω

-

70

100

m

Ω

LX Maximum Duty Cycle

-

100

-

%

PWM Switching Frequency

0.80

1.00

1.20

MHz

LX Minimum On-Time

SYNCH = High

-

-

140

ns

PG

Output Low Voltage

Sinking 1mA

-

-

0.3

V

Delay Time (Rising Edge)

0.65

1

1.35

ms

PG Pin Leakage Current

PG = VIN = 3.6V

-

0.01

0.1

µA

PGOOD Rising Threshold

Percentage of regulation voltage

89

92

95

%

PGOOD Falling Threshold

Percentage of regulation voltage

85

88

91.5

%

PGOOD Delay Time (Falling Edge)

-15

-

µs

EN, SYNCH

Logic Input Low

--

0.4

V

Logic Input High

1.4

-

-

V

Synch Logic Input Leakage Current

Pulled up to 5.5V

-

0.1

1

μA

Enable Logic Input Leakage Current

-0.1

1

μA

Thermal Shutdown

-

140

-

°C

Thermal Shutdown Hysteresis

-25

-

°C

NOTE:

3. Limits established by characterization and are not production tested.

Electrical Specifications

Unless otherwise noted, all parameter limits are established over the recommended operating conditions and

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNITS

ISL8013