3

© 2009 Semtech Corp.

www.semtech.com

POWER MANAGEMENT

SC453

Absolute Maximum Ratings

Exceeding the specifications below may result in permanent damage to the device or device malfunction. Operation outside of the parameters specified in the

Electrical Characteristics section is not implied.

Unless otherwise specified: V

IN

= 15V, V

CCA

= 5V, and V5 = 5V.

NOTES:

(1) Calculated from package in still air, mounted to 3 x 4.5(in), 4 layer FR4 PCB.

(2) Tested according to JEDEC standard JESD22-A114.

Parameter

Symbol

Conditions

Min

Max

Units

Supply Voltages

V

-0.3

7

V

Input and Output Volt-

ages

V

V

V

to GND

-0.3

V

V

EN to GND

V

EN

-0.3

7

V

BST to PGND

Static

Transient < 100ns

-0.3

36

40

V

V

BST to DRN

-0.3

7

V

DRN to PGND

Static

Transient < 100ns

Transient < 10ns

-2

-5

-7.5

30

34

34

V

V

V

TG to BST

-0.3

BST +0.3

V

PGND to GND

-0.3

0.3

V

Thermal Resistance

Junction to Ambient

θ

JA

70

°C/W

MLPQ-32

26

Thermal Resistance

Junction to Case

θ

JC

TSSOP-28

20

°C/W

Lead Temperature

(Soldering) 10s

T

LEAD

TSSOP-28

300

°C

Peak IR Reflow

Temperature 10 - 40s

T

PKG

TSSOP-28

260

°C

MLPQ-32

260

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Supply (V

V

Voltage Range

V

IN

3.0

25

V

V

Voltage Range

V

5

4.3

5.0

6.0

V

V

V

CCA

4.5

5.0

6.0

V

Absolute Maximum Ratings

Electrical Characteristics