4+1 Phase Dual Output Control IC

IR3531

March 22, 2012 | FINAL | V2.27

7

ABSOLUTE MAXIMUM RATINGS

Storage Temperature Range

-65°C To 150°C

Operating Junction Temperature

0°C To 150°C

ESD Rating

HBM Class 1C JEDEC Standard

MSL Rating

2

Reflow Temperature

260°C

Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings

only and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the

specifications are not implied.

PIN Number

PIN NAME

1

EN

3.5V

-0.3V

25mA

1mA

2

VRHOT#

VCC

-0.3V

1mA

50mA

3

VDRRY1

VCC

-0.3V

1mA

20mA

4

VDRRY

VCC

-0.3V

1mA

20mA

5

VCC

8V

-0.3V

1mA

20mA

6

SW

16V

-1.0V

3A

1mA

7

V12V

16V

-0.5V

1mA

1.5A

8

ALERT#

3.5V

-0.3V

1mA

50mA

9

VCLK

3.5V

-0.3V

1mA

1mA

10

VDIO

3.5V

-0.3V

1mA

50mA

11

PHSSHED

VCC

-0.3V

1mA

1mA

12

IMON_R1

3.5V

-0.3V

25mA

1mA

13

IMON

3.5V

-0.3V

25mA

1mA

14

VDAC

3.5V

-0.3V

5mA

35mA

15

VN

VCC

-0.3V

1mA

1mA

16

VDRP

VCC

-0.3V

35mA

1mA

17

EA

VCC

-0.3V

35mA

5mA

18

PSC

VCC

-0.3V

1mA

1mA

19

FB

VCC

-0.3V

1mA

1mA

20

VO

VCC

-0.3V

35mA

5mA

21

VOSEN+

VCC

-0.5V

5mA

1mA

22

VOSEN-

1.0V

-0.5V

5mA

1mA

23

IIN1

VCC

-0.3V

1mA

1mA

24

IIN2

VCC

-0.3V

1mA

1mA

25

TRACK

VCC

-0.3V

1mA

1mA

26

BBR#

VCC

-0.3V

1mA

5mA

27

PWM1

VCC

-0.3V

1mA

5mA