LM1575-5.0, LM2575-5.0, LM2575HV-5.0
Electrical Characteristics
(Continued)
Specifications with standard type face are for T
J
= 25˚C, and those with
boldface type
apply over
full Operating Tempera-
ture Range
.
Symbol
Parameter
Conditions
Typ
LM1575-5.0
LM2575-5.0
Units
(Limits)
LM2575HV-5.0
Limit
Limit
η
Efficiency
V
IN
= 12V, I
LOAD
= 1A
77
%
LM1575-12, LM2575-12, LM2575HV-12
Electrical Characteristics
Specifications with standard type face are for T
J
= 25˚C, and those with
boldface type
apply over
full Operating Tempera-
ture Range
.
Symbol
Parameter
Conditions
Typ
LM1575-12
LM2575-12
Units
(Limits)
LM2575HV-12
Limit
Limit
SYSTEM PARAMETERS
(Note 4) Test Circuit
V
OUT
Output Voltage
V
IN
= 25V, I
LOAD
= 0.2A
12
V
Circuit of
11.88
11.76
V(Min)
12.12
12.24
V(Max)
V
OUT
Output Voltage
0.2A
≤
I
LOAD
≤
1A,
12
V
LM1575/LM2575
15V
≤
V
IN
≤
40V
11.64/
11.52
11.52/
11.40
V(Min)
Circuit of
12.36/
12.48
12.48/
12.60
V(Max)
V
OUT
Output Voltage
0.2A
≤
I
LOAD
≤
1A,
12
V
LM2575HV
15V
≤
V
IN
≤
60V
11.64/
11.52
11.52/
11.40
V(Min)
Circuit of
12.42/
12.54
12.54/
12.66
V(Max)
η
Efficiency
V
IN
= 15V, I
LOAD
= 1A
88
%
LM1575-15, LM2575-15, LM2575HV-15
Electrical Characteristics
Specifications with standard type face are for T
J
= 25˚C, and those with
boldface type
apply over
full Operating Tempera-
ture Range
.
Symbol
Parameter
Conditions
Typ
LM1575-15
LM2575-15
Units
(Limits)
LM2575HV-15
Limit
Limit
SYSTEM PARAMETERS
(Note 4) Test Circuit
V
OUT
Output Voltage
V
IN
= 30V, I
LOAD
= 0.2A
15
V
Circuit of
14.85
14.70
V(Min)
15.15
15.30
V(Max)
V
OUT
Output Voltage
0.2A
≤
I
LOAD
≤
1A,
15
V
LM1575/LM2575
18V
≤
V
IN
≤
40V
14.55/
14.40
14.40/
14.25
V(Min)
Circuit of
15.45/
15.60
15.60/
15.75
V(Max)
V
OUT
Output Voltage
0.2A
≤
I
LOAD
≤
1A,
15
V
LM2575HV
18V
≤
V
IN
≤
60V
14.55/
14.40
14.40/
14.25
V(Min)
Circuit of
15.525/
15.675
15.68/
15.83
V(Max)
η
Efficiency
V
IN
= 18V, I
LOAD
= 1A
88
%
LM1575/LM2575/LM2575HV
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