5

FN6354.3

November 5, 2009

Leakage

-

-

1

μA

POWER GOOD and PROTECTION MONITOR

PGOOD Low Voltage

-

0.11

0.4

V

PGOOD Leakage Current

-1

-

1

µA

PGOOD Delay

tpgd

CLK_EN# low to PGOOD high

5.5

6.8

8.1

ms

Overvoltage Threshold

155

195

235

mV

Severe Overvoltage Threshold

1.675

1.7

1.725

V

OCSET Reference Current

9.8

10

10.2

µA

OC Threshold Offset

DROOP rising above OCSET > 120µs

-3.5

-

3.5

mV

Undervoltage Threshold

(VDIFF-SOFT)

-360

-300

-240

mV

LOGIC THRESHOLDS

VR_ON and DPRSLPVR Input Low

-

-

1

V

VR_ON and DPRSLPVR Input High

2.3

-

-

V

Leakage Current on VR_ON

Logic input is low

-1

0

-

μA

Logic input is high

-

0

1

μA

Leakage Current on DPRSLPVR

DPRSLPVR logic input is low

-1

0

-

μA

DPRSLPVR logic input is high

-

0.45

1

μA

DAC(VID0-VID6), PSI# and

DPRSTP# Input Low

-

-

0.3

V

DAC(VID0-VID6), PSI# and

DPRSTP# Input High

0.7

-

-

V

Leakage Current of DAC(VID0-VID6)

and DPRSTP#

DPRSLPVR logic input is low

-1

0

-

μA

DPRSLPVR logic input is high

-

0.45

1

μA

THERMAL MONITOR

NTC Source Current

NTC = 1.3 V

53

60

67

µA

Over-temperature Threshold

V(NTC) falling

1.17

1.2

1.25

V

VR_TT# Low Output Resistance

I = 20mA

-

5

9

Ω

CLK_EN# OUTPUT LEVELS

CLK_EN# High Output Voltage

3V3 = 3.3V, I = -4mA

2.9

3.1

-

V

CLK_EN# Low Output Voltage

-

0.18

0.4

V

NOTES:

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

7. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization

and are not production tested.

Electrical Specifications

operating temperature range, -40°C to +100°C. (Continued)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

(Note 7)

TYP

MAX

(Note 7) UNITS

ISL6261A