LM2596S-12 National Semiconductor, LM2596S-12 Datasheet - Page 3
![DC/DC Converter IC](/photos/19/2/190204/4243352_sml.jpg)
LM2596S-12
Manufacturer Part Number
LM2596S-12
Description
DC/DC Converter IC
Manufacturer
National Semiconductor
Specifications of LM2596S-12
Input Voltage
40V
Output Current
3A
Output Voltage
12V
No. Of Pins
5
Termination Type
SMD
Mounting Type
Through Hole
Voltage Regulator Type
Buck Switching
Output Current Max
3A
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM2596S-12
Manufacturer:
CG
Quantity:
20 000
Company:
Part Number:
LM2596S-12/NOPB
Manufacturer:
MICROCHIP
Quantity:
1 450
SYSTEM PARAMETERS (Note 5) Test Circuit Figure 1
V
SYSTEM PARAMETERS (Note 5) Test Circuit Figure 1
V
SYSTEM PARAMETERS (Note 5) Test Circuit Figure 1
V
Specifications with standard type face are for T
ture Range
Specifications with standard type face are for T
ture Range
Specifications with standard type face are for T
ture Range
OUT
OUT
OUT
LM2596-3.3
Electrical Characteristics
Symbol
LM2596-5.0
Electrical Characteristics
Symbol
LM2596-12
Electrical Characteristics
Symbol
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Maximum Supply Voltage
ON /OFF Pin Input Voltage
Feedback Pin Voltage
Output Voltage to Ground
Power Dissipation
Storage Temperature Range
ESD Susceptibility
(Steady State)
Output Voltage
Efficiency
Output Voltage
Efficiency
Output Voltage
Efficiency
Parameter
Parameter
Parameter
4.75V
V
7V
V
15V
V
IN
IN
IN
= 12V, I
= 12V, I
= 12V, I
V
V
IN
IN
V
−65˚C to +150˚C
−0.3
Internally limited
IN
−0.3
40V, 0.2A
LOAD
LOAD
LOAD
J
J
J
40V, 0.2A
(Note 1)
= 25˚C, and those with boldface type apply over full Operating Tempera-
= 25˚C, and those with boldface type apply over full Operating Tempera-
= 25˚C, and those with boldface type apply over full Operating Tempera-
40V, 0.2A
Conditions
Conditions
Conditions
V
V +25V
= 3A
= 3A
= 3A
+25V
45V
−1V
I
LOAD
I
LOAD
I
LOAD
3
3A
Lead Temperature
S Package
T Package (Soldering, 10 sec.)
Maximum Junction Temperature
Operating Conditions
Temperature Range
Supply Voltage
3A
Human Body Model (Note 2)
Vapor Phase (60 sec.)
Infrared (10 sec.)
3A
(Note 3)
(Note 3)
(Note 3)
12.0
Typ
Typ
Typ
3.3
5.0
73
80
90
LM2596-3.3
LM2596-5.0
LM2596-12
3.168/3.135
3.432/3.465
4.800/4.750
5.200/5.250
11.52/11.40
12.48/12.60
(Note 4)
(Note 4)
(Note 4)
Limit
Limit
Limit
−40˚C
www.national.com
T
4.5V to 40V
J
(Limits)
(Limits)
(Limits)
V(max)
V(max)
V(max)
V(min)
V(min)
V(min)
+215˚C
+245˚C
+260˚C
+150˚C
Units
Units
Units
+125˚C
%
%
%
V
V
V
2 kV