LM2574HVN-5.0/NOPB National Semiconductor, LM2574HVN-5.0/NOPB Datasheet - Page 4

IC REG SIMPLE SWITCHER 8-DIP

LM2574HVN-5.0/NOPB

Manufacturer Part Number
LM2574HVN-5.0/NOPB
Description
IC REG SIMPLE SWITCHER 8-DIP
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r
Datasheet

Specifications of LM2574HVN-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
Through Hole
Package / Case
8-DIP (0.300", 7.62mm)
Power - Output
750mW
Primary Input Voltage
12V
No. Of Outputs
1
Output Voltage
5V
Output Current
500mA
No. Of Pins
8
Operating Temperature Range
-40°C To +125°C
Msl
MSL 1 - Unlimited
Input Voltage Primary Max
60V
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
*LM2574HVN-5.0
*LM2574HVN-5.0/NOPB
LM2574HVN-5.0
www.national.com
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
V
V
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
V
V
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
Symbol
Symbol
Symbol
LM2574-12, LM2574HV-12
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
LM2574-15, LM2574HV-15
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
LM2574-ADJ, LM2574HV-ADJ
Electrical Characteristics
Specifications with standard type face are for T
ture Range. Unless otherwise specified, V
OUT
OUT
OUT
OUT
OUT
OUT
FB
Output Voltage
Output Voltage
LM2574
Output Voltage
LM2574HV
Efficiency
Output Voltage
Output Voltage
LM2574
Output Voltage
LM2574HV
Efficiency
Feedback Voltage
Parameter
Parameter
Parameter
V
15V
15V
V
V
18V
18V
V
V
IN
IN
IN
IN
IN
= 25V, I
= 15V, I
= 30V, I
= 18V, I
= 12V, I
V
V
V
V
IN
IN
IN
IN
IN
= 12V, I
LOAD
LOAD
LOAD
LOAD
LOAD
40V, 0.1A
60V, 0.1A
40V, 0.1A
60V, 0.1A
J
J
J
= 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-
Conditions
Conditions
Conditions
= 100 mA
= 0.5A
= 100 mA
= 0.5A
= 100 mA
LOAD
= 100 mA.
I
I
I
I
LOAD
LOAD
LOAD
LOAD
4
0.5A
0.5A
0.5A
0.5A
1.230
Typ
Typ
Typ
12
12
12
88
15
15
15
88
LM2574HV-ADJ
LM2574HV-12
LM2574HV-15
LM2574-ADJ
LM2574-12
LM2574-15
11.52/11.40
12.48/12.60
11.52/11.40
12.54/12.66
14.40/14.25
15.60/15.75
14.40/14.25
15.68/15.83
(Note 2)
(Note 2)
(Note 2)
11.76
12.24
14.70
15.30
1.217
1.243
Limit
Limit
Limit
(Limits)
(Limits)
(Limits)
V(Max)
V(Max)
V(Max)
V(Max)
V(Max)
V(Max)
V(Max)
V(Min)
V(Min)
V(Min)
V(Min)
V(Min)
V(Min)
V(Min)
Units
Units
Units
%
%
V
V
V
V
V

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