LM2574HVM-ADJ National Semiconductor, LM2574HVM-ADJ Datasheet - Page 3
![DC/DC Converter IC](/photos/18/97/189794/3833494_sml.gif)
LM2574HVM-ADJ
Manufacturer Part Number
LM2574HVM-ADJ
Description
DC/DC Converter IC
Manufacturer
National Semiconductor
Datasheet
1.LM2574HVM-ADJ.pdf
(24 pages)
Specifications of LM2574HVM-ADJ
Input Voltage
60V
Output Current
500mA
Output Voltage
57V
No. Of Pins
14
Peak Reflow Compatible (260 C)
No
Supply Voltage Max
60V
Leaded Process Compatible
No
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2574HVM-ADJ
Manufacturer:
NS
Quantity:
1 210
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
V
V
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
V
V
Symbol
Symbol
Specifications with standard type face are for T
ture Range.
Specifications with standard type face are for T
ture Range.
LM2574-3.3, LM2574HV-3.3
Electrical Characteristics
OUT
OUT
OUT
LM2574-5.0, LM2574HV-5.0
Electrical Characteristics
OUT
OUT
OUT
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
Output Voltage to Ground
Minimum ESD Rating
Storage Temperature Range
LM2574
LM2574HV
(Steady State)
(C = 100 pF, R = 1.5 k )
Output Voltage
Output Voltage
LM2574
Output Voltage
LM2574HV
Efficiency
Output Voltage
Output Voltage
LM2574
Output Voltage
LM2574HV
Efficiency
Parameter
Parameter
V
4.75V
4.75V
V
V
7V
7V
V
IN
IN
IN
IN
= 12V, I
= 12V, I
= 12V, I
= 12V, I
V
V
IN
IN
V
V
−0.3V
−65˚C to +150˚C
IN
IN
40V, 0.1A
60V, 0.1A
LOAD
LOAD
LOAD
LOAD
J
J
(Note 1)
= 25˚C, and those with boldface type apply over full Operating Tempera-
40V, 0.1A
60V, 0.1A
= 25˚C, and those with boldface type apply over full Operating Tempera-
Conditions
Conditions
V
= 100 mA
= 0.5A
= 100 mA
= 0.5A
2 kV
+V
45V
63V
−1V
I
I
IN
LOAD
LOAD
I
I
LOAD
LOAD
3
0.5A
0.5A
Lead Temperature
Maximum Junction Temperature
Power Dissipation
Operating Ratings
Temperature Range
Supply Voltage
(Soldering, 10 seconds)
LM2574/LM2574HV
LM2574
LM2574HV
0.5A
0.5A
Typ
Typ
3.3
3.3
3.3
72
77
5
5
5
LM2574HV-3.3
LM2574HV-5.0
LM2574-3.3
LM2574-5.0
3.168/3.135
3.432/3.465
3.168/3.135
3.450/3.482
4.800/4.750
5.200/5.250
4.800/4.750
5.225/5.275
(Note 2)
(Note 2)
3.234
3.366
4.900
5.100
Limit
Limit
−40˚C
Internally Limited
T
www.national.com
J
(Limits)
(Limits)
V(Max)
V(Max)
V(Max)
V(Max)
V(Max)
V(Max)
V(Min)
V(Min)
V(Min)
V(Min)
V(Min)
V(Min)
Units
Units
+125˚C
%
%
V
V
V
V
260˚C
150˚C
40V
60V