LM43603

SNVSA09B – APRIL 2014 – REVISED SEPTEMBER 2014

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7 Specifications

7.1 Absolute Maximum Ratings

(1)

Over operating free-air temperature range (unless otherwise noted)

PARAMETER

MIN

MAX

UNIT

VIN to PGND

-0.3

EN to PGND

-0.3

VIN+0.3

FB, RT, SS/TRK to AGND

-0.3

3.6

Input Voltages

PGOOD to AGND

-0.3

15

V

SYNC to AGND

-0.3

5.5

BIAS to AGND

-0.3

30

AGND to PGND

-0.3

0.3

SW to PGND

-0.3

VIN+0.3

SW to PGND less than 10ns Transients

-3.5

42

Output Voltages

V

CBOOT to SW

-0.3

5.5

VCC to AGND

-0.3

3.6

(1)

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 under Recommended Operating

Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

(2)

At maximum duty cycle of 0.01%

7.2 Handling Ratings

PARAMETER

DEFINITION

MIN

MAX

UNIT

Storage temperature range

-65

+150

°C

HBM Human body model

1.0

(1) (2)

kV

CDM Charge device model

0.5

(1)

Electrostatic discharge (ESD) to measure device sensitivity/immunity to damage caused by assembly line electrostatic discharges into

the device.

(2)

ESD testing is performed according to the respective JESD22 JEDEC standard.

7.3 Recommended Operating Conditions

(1)

Over operating free-air temperature range (unless otherwise noted)

PARAMETER

MIN

MAX

UNIT

VIN to PGND

3.5

36

EN

-0.3

VIN

FB

-0.3

1.1

Input Voltages

PGOOD

-0.3

12

V

BIAS input not used

-0.3

0.3

BIAS input used

3.3

AGND to PGND

-0.1

0.1

Output Voltage

1.0

28

V

Output Current

0

3

A

Temperature

-40

+125

°C

(1)

Operating Ratings indicate conditions for which the device is intended to be functional, but do not guarantee specific performance limits.

For guaranteed specifications, see Electrical Characteristics.

(2)

Whichever is lower.

4

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