4

FN6343.1

December 23, 2008

CHANNEL FREQUENCY

Nominal Channel Frequency

285

300

315

kHz

Adjustment Range

100

500

kHz

AMPLIFIERS

Droop Amplifier Offset

-0.3

0.3

mV

Error Amp DC Gain

90

dB

Error Amp Gain-Bandwidth Product

GBW

18

MHz

Error Amp Slew Rate

SR

5

V/µs

FB Input Current

10

150

nA

ISEN

Imbalance Voltage

2mV

Input Bias Current

20

nA

SOFT-START CURRENT

Soft-Start Current

-47

-42

-37

µA

Soft Geyserville Current

|SOFT - REF|>100mV

±180

±205

±230

µA

Soft Deeper Sleep Entry Current

DPRSLPVR = 3.3V

-47

-42

-37

µA

Soft Deeper Sleep Exit Current

DPRSLPVR = 3.3V

37

42

47

µA

Soft Deeper Sleep Exit Current

DPRSLPVR = 0V

180

205

230

µA

GATE DRIVER DRIVING CAPABILITY

UGATE Source Resistance

500mA Source Current

1

1.5

Ω

UGATE Source Current

2

A

UGATE Sink Resistance

500mA Sink Current

1

1.5

Ω

UGATE Sink Current

2

A

LGATE Source Resistance

500mA Source Current

1

1.5

Ω

LGATE Source Current

2

A

LGATE Sink Resistance

500mA Sink Current

0.5

0.9

Ω

LGATE Sink Current

4

A

UGATE to PHASE Resistance

1k

Ω

GATE DRIVER SWITCHING TIMING (refer to “ISL6262A Gate Driver Timing Diagram” on page 6)

UGATE Rise Time

8.0

ns

LGATE Rise Time

8.0

ns

UGATE Fall Time

8.0

ns

LGATE Fall Time

4.0

ns

UGATE Turn-on Propagation Delay

30

ns

LGATE Turn-on Propagation Delay

15

ns

BOOTSTRAP DIODE

Forward Voltage

0.43

0.58

0.72

V

Leakage

1

µA

POWER GOOD and PROTECTION MONITOR

PGOOD Low Voltage

0.26

0.4

V

PGOOD Leakage Current

-1

1

µA

Electrical Specifications

tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are not

production tested. (Continued)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNITS

ISL6262A