4

FN9115.2

March 30, 2007

Typical Application with 2-Phase Converter

UGATE Fall Time (Note 5)

-

8.0

-

ns

LGATE Fall Time (Note 5)

-

4.0

-

ns

UGATE Turn-Off Propagation Delay

-

18

-

ns

LGATE Turn-Off Propagation Delay

-

25

-

ns

UGATE Turn-On Propagation Delay

10

20

30

ns

LGATE Turn-On Propagation Delay

10

20

30

ns

UG/LG Three-State Propagation Delay

-

35

-

ns

Minimum LG On TIME in DCM (Note 5)

-

400

-

ns

OUTPUT

Upper Drive Source Resistance

500mA source current

-

1

2.5

Ω

Upper Driver Source Current (Note 5)

-

2.00

-

A

Upper Drive Sink Resistance

500mA sink current

-

1

2.5

Ω

Upper Driver Sink Current (Note 5)

-

2.00

-

A

Lower Drive Source Resistance

500mA source current

-

1

2.5

Ω

Lower Driver Source Current (Note 5)

-

2.00

-

A

Lower Drive Sink Resistance

500mA sink current

-

0.5

1.0

Ω

Lower Driver Sink Current (Note 5)

-

4.00

-

A

NOTE:

5. Guaranteed by characterization, not 100% tested in production.

Electrical Specifications

Recommended Operating Conditions, Unless Otherwise Noted (Continued)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNITS

+5V

BOOT

UGATE

PHASE

LGATE

PWM

FCCM

VCC

DRIVE

+5V

BOOT

UGATE

PHASE

LGATE

PWM

PGOOD

VID

FS

GND

ISEN2

ISEN1

PWM2

PWM1

VSEN

MAIN

FB

VCC

+5V

COMP

ISL6208A

CONTROL

VCC

DRIVE

ISL6208A

+5V

DACOUT

FCCM

FCCM

THERMAL

PAD

THERMAL

PAD

ISL6208