2

Rev. 1.0

06/22/04

IRU3137

www.irf.com

ABSOLUTE MAXIMUM RATINGS

Vcc Supply Voltage .................................................. -0.5V - 25V

Vc Supply Voltage .................................................... -0.5V - 25V

Storage Temperature Range ...................................... -65°C To 150°C

Operating Junction Temperature Range .....................

0°C To 125°C

CAUTION: Stresses above those listed in "Absolute Maximum Ratings" may cause permanent damage to the device.

PARAMETER

SYM

TEST CONDITION

MIN

TYP

MAX

UNITS

Fb

Vcc

LDrv

Gnd

HDrv

Vc

Comp

SS

4

3

2

1

5

6

7

8

Reference Voltage

Fb Voltage

Fb Voltage Line Regulation

UVLO

UVLO Threshold - Vcc

UVLO Hysteresis - Vcc

UVLO Threshold - Vc

UVLO Hysteresis - Vc

UVLO Threshold - Fb

UVLO Hysteresis - Fb

Supply Current

Vcc Dynamic Supply Current

Vc Dynamic Supply Current

Vcc Static Supply Current

Vc Static Supply Current

Soft-Start Section

Charge Current

5<Vcc<12

Supply Ramping Up

Supply Ramping Up

Fb Ramping Down

SS=0V

SS=0V

SS=0V

0.784

4.0

3.0

0.3

15

0.800

4.25

0.25

3.5

0.25

0.4

0.25

6.5

11

4

2.5

22

0.816

1.6

4.5

3.65

0.5

8

14

6

4

30

V

mV

V

V

V

V

V

V

mA

mA

mA

mA

µA

UVLO Vcc

UVLO Vc

UVLO Fb

Dyn Icc

Dyn Ic

ELECTRICAL SPECIFICATIONS

PACKAGE INFORMATION

8-PIN PLASTIC SOIC NB (S)