LM2574HVM-5.0/NOPB National Semiconductor, LM2574HVM-5.0/NOPB Datasheet - Page 3
![IC REG SIMPLE SWITCHER 14-SOIC](/photos/6/60/66091/pkg_m14b_sml.jpg)
LM2574HVM-5.0/NOPB
Manufacturer Part Number
LM2574HVM-5.0/NOPB
Description
IC REG SIMPLE SWITCHER 14-SOIC
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r
Datasheet
1.LM2574MX-ADJNOPB.pdf
(24 pages)
Specifications of LM2574HVM-5.0/NOPB
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
5V
Current - Output
500mA
Frequency - Switching
52kHz
Voltage - Input
4 ~ 60 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
14-SOIC (7.5mm Width)
Power - Output
750mW
Primary Input Voltage
12V
No. Of Outputs
1
Output Voltage
5V
Output Current
500mA
No. Of Pins
14
Operating Temperature Range
-40°C To +125°C
Msl
MSL 3 - 168 Hours
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
*LM2574HVM-5.0
*LM2574HVM-5.0/NOPB
LM2574HVM-5.0
*LM2574HVM-5.0/NOPB
LM2574HVM-5.0
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