LM2596 datasheet(2/29 Pages) ARTSCHIP

2 / 29 page

LM2596

www.artschip.com

Connection Diagrams and Ordering Information

Bent and Staggered Leads, Through Hole

Package

5-Lead TO-220(T)

Order Number LM2596T-3.3, LM2596T-5.0,

LM2596T-12 or LM2596T-ADJ

See NS Package Number T05D

Surface Mount Package

5-Lead TO-263(s)

Order Number LM2596S-3.3, LM2596S-5.0,

LM2596S-12 or LM2596S-ADJ

See NS Package Number TS5B

Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required, please

contact

the

National

Semiconductor

Sales

Office/Distributors for availability and specifications.

Maximum Supply Voltage

45V

/OFF Pin Input Voltage

-0.3≤V≤+25V

Feedback Pin Voltage

-0.3≤V≤+25V

Output Voltage to Ground

(Steady State)

-1V

Power Dissipation

Internally limited

Storage Temperature Range

-65℃ to +150℃

ESD Susceptibility

Human Body Model (Note 2)

2KV

Lead Temperature

S Package

Vapor Phase (60 sec.)

+215℃

Infrared (10 sec. )

+245℃

T Package (Soldering, 10 sec.)

+260℃

Maximum Junction Temperature

+150℃

Operating Conditions

Temperature Range

-40℃≤TJ≤+125℃

Supply Voltage

4.5V to 40V

LM2596-3.3

Electrical Characteristics

Specifications with standard type face are for TJ =25℃, and those with boldface type apply over full Operating Temperature Range

LM2596-3.3

Symbol

Parameter

Conditions

Typ

(Note 3)

Limit

(Note 4)

Units

(Limits)

SYSTEM PARAMETERS (Note 5) Test Circuit Figure1

VOUT

Output Voltage

4.75V≤VIN≤40V, 0.2A≤ILOAD≤3A

3.3

3.168/3.135

3.432/3.465

V(min)

V(max)

Efficiency

VIN=12V, ILOAD =3A

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