LM2574HVN15

Manufacturer Part NumberLM2574HVN15
DescriptionDIP8
ManufacturerNational Semiconductor
LM2574HVN15 datasheet
 


Specifications of LM2574HVN15

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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
LM2574
LM2574HV
ON /OFF Pin Input Voltage
Output Voltage to Ground
(Steady State)
Minimum ESD Rating
(C = 100 pF, R = 1.5 k )
Storage Temperature Range
LM2574-3.3, LM2574HV-3.3
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
Symbol
Parameter
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
= 12V, I
V
Output Voltage
V
OUT
IN
V
Output Voltage
4.75V
OUT
LM2574
V
Output Voltage
4.75V
OUT
LM2574HV
= 12V, I
Efficiency
V
IN
LM2574-5.0, LM2574HV-5.0
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
Symbol
Parameter
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
= 12V, I
V
Output Voltage
V
OUT
IN
V
Output Voltage
7V
V
OUT
IN
LM2574
V
Output Voltage
7V
V
OUT
IN
LM2574HV
= 12V, I
Efficiency
V
IN
(Note 1)
Lead Temperature
(Soldering, 10 seconds)
Maximum Junction Temperature
Power Dissipation
Operating Ratings
45V
63V
Temperature Range
−0.3V
V
+V
LM2574/LM2574HV
IN
Supply Voltage
−1V
LM2574
LM2574HV
2 kV
−65˚C to +150˚C
= 25˚C, and those with boldface type apply over full Operating Tempera-
J
Conditions
Typ
= 100 mA
3.3
LOAD
V
40V, 0.1A
I
0.5A
3.3
IN
LOAD
V
60V, 0.1A
I
0.5A
3.3
IN
LOAD
= 0.5A
LOAD
= 25˚C, and those with boldface type apply over full Operating Tempera-
J
Conditions
Typ
= 100 mA
LOAD
40V, 0.1A
I
0.5A
LOAD
60V, 0.1A
I
0.5A
LOAD
= 0.5A
LOAD
3
260˚C
150˚C
Internally Limited
−40˚C
T
+125˚C
J
40V
60V
LM2574-3.3
Units
(Limits)
LM2574HV-3.3
Limit
(Note 2)
V
3.234
V(Min)
3.366
V(Max)
V
3.168/3.135
V(Min)
3.432/3.465
V(Max)
3.168/3.135
V(Min)
3.450/3.482
V(Max)
%
72
LM2574-5.0
Units
(Limits)
LM2574HV-5.0
Limit
(Note 2)
5
V
4.900
V(Min)
5.100
V(Max)
5
V
4.800/4.750
V(Min)
5.200/5.250
V(Max)
5
4.800/4.750
V(Min)
5.225/5.275
V(Max)
77
%
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