NX2147

2

Rev. 1.6

03/09/09

Rev. 1.8

12/28/09

ABSOLUTE MAXIMUM RATINGS

VCC,PVCC to GND & BST to SW voltage ............ -0.3V to 6.5V

VIN,TON to GND .................................................. -0.3V to 28V

HDRV to SW Voltage .......................................... -0.3V to 6.5V

SW to GND ......................................................... -2V to 30V

All other pins ........................................................ VCC+0.3V

ESD Susceptibility ............................................... 2kV

CAUTION: Stresses above those listed in "ABSOLUTE MAXIMUM RATINGS", may cause permanent

damage to the device. This is a stress only rating and operation of the device at these or any other conditions

above those indicated in the operational sections of this specification is not implied.

PACKAGE INFORMATION

3x3 16-LEAD PLASTIC MLPQ

ELECTRICAL SPECIFICATIONS

Unless otherwise specified, these specifications apply over Vcc =5V, VIN=15V and T

specified.

o

JA

CW

θ ≈ 46/

9

10

11

12

4

3

2

1

VCC

VP

D1

PVCC

VREF_OC

SW

HDRV

8

7

6

5

16

15

14

13

VOUT

AGND

17(PAD)

PARAMETER

SYM

Test Condition

M in

TYP

MAX

Units

VIN

Recommended voltage range

4.5

24

V

Shut down current

ENSW=GND

1

uA

VCC,PVCC Supply

Input voltage range

4.5

5.5

V

Operating quiescent current

No switching, ENSW=5V

1.6

mA

Shut down current

ENSW=GND

1

uA