3

FN9101.6

August 6, 2007

Absolute Maximum Ratings

Thermal Information

Supply Voltage VDD, VDDP . . . . . . . . . . . . . . . . . . . . . . -0.3 to +7V

Battery Voltage, VBAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+25V

Boot1 and UGATE1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+33V

Phase1 and ISEN1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+28V

Boot1 with respect to Phase1 . . . . . . . . . . . . . . . . . . . . . . . . . +6.5V

UGATE1. . . . . . . . . . . . . . . . . . . . (Phase1 - 0.3V) to (Boot1 + 0.3V)

All other pins . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to (VDD + 0.3V)

Recommended Operating Conditions

Supply Voltage, VDD, VDDP . . . . . . . . . . . . . . . . . . . . . . . +5V ±5%

Battery Voltage, VBAT . . . . . . . . . . . . . . . . . . . . . . . . . +5.6V to 21V

Ambient Temperature. . . . . . . . . . . . . . . . . . . . . . . . .-10°C to +85°C

Junction Temperature . . . . . . . . . . . . . . . . . . . . . . .-10°C to +125°C

Thermal Resistance (Typical)

TSSOP Package (Note 1) . . . . . . . . . . . .

72

N/A

QFN Package (Notes 2, 3) . . . . . . . . . . .

32

4.5

Maximum Operating Junction Temperature. . . . . . . . . . . . . . +125°C

Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C

Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below

http://www.intersil.com/pbfree/Pb-FreeReflow.asp

CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and

result in failures not covered by warranty.

NOTE:

1.

2.

Brief TB379.

3. For

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

Electrical Specifications

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

INPUT SUPPLY POWER

Input Supply Current, I(VDD)

EN = 3.3V, DSEN = 0, DRSEN = 0

-

1.4

-

mA

EN = 0V

-

1

-

µA

POR (Power-On Reset) Threshold

VDD Rising

4.39

4.45

4.5

V

VDD Falling

4.10

4.20

4.37

V

REFERENCE AND DAC

System Accuracy

Percent system deviation from programmed VID Codes @ 1.356

-0.8

-

0.8

%

DAC (VID0 to VID5) Input Low

Voltage

DAC Programming Input Low Threshold Voltage

-

-

0.3

V

DAC (VID0 to VID5) Input High

Voltage

DAC Programming Input High Threshold Voltage

0.7

-

-

V

Maximum Output Voltage

-

1.708

-

V

Minimum Output Voltage

-0.70

-

V

CHANNEL GENERATOR

225

250

275

kHz

Adjustment Range

250

-

500

kHz

ERROR AMPLIFIER

DC Gain

-

100

-

dB

Gain-Bandwidth Product

-

18

-

MHz

Slew Rate

-

4.0

-

V/µs

ISL6218