ISL6265C

11

FN6976.1

July 28, 2010

Error Amp Gain-Bandwidth

Product (Note 7)

GBW

-

18

-

MHz

Error Amp Slew Rate (Note 7)

SR

-

5.0

-

V/µs

CORE CURRENT SENSE

Current Imbalance Threshold

Di

-4-

mV

Input Bias Current

-20

-

nA

RTN1 Threshold

-0.8

-

V

SOFT START/VID-ON-THE-FLY

Soft-Start Voltage Transition

1.25

1.875

2.50

mV/µs

VID on the Fly Transition

5

7.5

10

mV/µs

GATE DRIVER DRIVING CAPABILITY [CORE AND NB]

UGATE Source Resistance

(Note 8)

-

1

1.5

Ω

UGATE Source Current (Note 8)

-

2

-

A

UGATE Sink Resistance (Note 8)

-

1

1.5

Ω

UGATE Sink Current (Note 8)

-

2

-

A

LGATE Source Resistance

(Note 8)

-

1

1.5

Ω

-

2

-

A

LGATE Sink Resistance (Note 8)

-

0.5

0.9

Ω

LGATE Sink Current (Note 8)

-

4

-

A

UGATE to PHASE Resistance

-1-

kΩ

GATE DRIVER SWITCHING TIMING (Refer to “ISL6265C Gate Driver Timing Diagram” on page 13)

UGATE Rise Time (Note 7)

-

8.0

-

ns

LGATE Rise Time (Note 7)

-

8.0

-

ns

UGATE Fall Time (Note 7)

-

8.0

-

ns

LGATE Fall Time (Note 7)

-

4.0

-

ns

UGATE Turn-on Propagation

Delay

-

36

-

ns

LGATE Turn-on Propagation

Delay

-

20

-

ns

BOOTSTRAP DIODE

Forward Voltage

Current = 2mA

0.43

0.58

0.67

V

Leakage

-

-

5

µA

POWER-GOOD AND PROTECTION MONITOR

PGOOD Low Voltage

-

0.2

0.5

V

PGOOD Leakage Current

-1

-

1

µA

PGOOD High After Soft-Start

570

700

1010

µs

PGOOD Low After Fault

Fault to PGOOD Low

160

208

250

µs

Undervoltage Threshold

240

295

350

mV

limits apply over the operating temperature range, -10°C to +100°C. (Continued)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

(Note 6)

TYP

MAX

(Note 6) UNITS