LM1575-5.0, LM2575-5.0, LM2575HV-5.0
Electrical Characteristics (Continued)
Specifications with standard type face are for TJ = 25˚C, and those with boldface type apply over full Operating Tempera-
ture Range.
Symbol
Parameter
Conditions
Typ
LM1575-5.0
LM2575-5.0
LM2575HV-5.0
Limit
Units
(Limits)
Limit
(Note 2)
(Note 3)
η
Efficiency
VIN = 12V, ILOAD = 1A
77
%
LM1575-12, LM2575-12, LM2575HV-12
Electrical Characteristics
Specifications with standard type face are for TJ = 25˚C, and those with boldface type apply over full Operating Tempera-
ture Range .
Symbol
Parameter
Conditions
Typ
LM1575-12
LM2575-12
LM2575HV-12
Limit
Units
(Limits)
Limit
(Note 2)
(Note 3)
SYSTEM PARAMETERS (Note 4) Test Circuit Figure 2
VOUT
VOUT
VOUT
η
Output Voltage
VIN = 25V, ILOAD = 0.2A
12
12
12
88
V
Circuit of Figure 2
11.88
12.12
11.76
12.24
V(Min)
V(Max)
V
Output Voltage
0.2A ≤ ILOAD ≤ 1A,
15V ≤ VIN ≤ 40V
LM1575/LM2575
11.64/11.52
12.36/12.48
11.52/11.40
12.48/12.60
V(Min)
V(Max)
V
Circuit of Figure 2
0.2A ≤ ILOAD ≤ 1A,
15V ≤ VIN ≤ 60V
Output Voltage
LM2575HV
11.64/11.52
12.42/12.54
11.52/11.40
12.54/12.66
V(Min)
V(Max)
%
Circuit of Figure 2
VIN = 15V, ILOAD = 1A
Efficiency
LM1575-15, LM2575-15, LM2575HV-15
Electrical Characteristics
Specifications with standard type face are for TJ = 25˚C, and those with boldface type apply over full Operating Tempera-
ture Range .
Symbol
Parameter
Conditions
Typ
LM1575-15
LM2575-15
LM2575HV-15
Limit
Units
(Limits)
Limit
(Note 2)
(Note 3)
SYSTEM PARAMETERS (Note 4) Test Circuit Figure 2
VOUT
VOUT
VOUT
η
Output Voltage
VIN = 30V, ILOAD = 0.2A
15
15
15
88
V
Circuit of Figure 2
14.85
15.15
14.70
15.30
V(Min)
V(Max)
V
Output Voltage
0.2A ≤ ILOAD ≤ 1A,
18V ≤ VIN ≤ 40V
LM1575/LM2575
14.55/14.40
15.45/15.60
14.40/14.25
15.60/15.75
V(Min)
V(Max)
V
Circuit of Figure 2
0.2A ≤ ILOAD ≤ 1A,
18V ≤ VIN ≤ 60V
Output Voltage
LM2575HV
14.55/14.40
14.40/14.25
15.68/15.83
V(Min)
V(Max)
%
Circuit of Figure 2
VIN = 18V, ILOAD = 1A
15.525/15.675
Efficiency
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