LM2576 Series
Electrical Characteristics LM2576 -12, LM2576HV-12
Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range.
Symbol
Parameter
Conditions
LM2576-12
Units
LM2576HV-12
(Limits)
Typ
Limit(Note 2)
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
VOUT
VOUT
VOUT
η
Output Voltage
VIN =25V, ILOAD =0.5A
Circuit of Figure 2
12
12
12
V(Min)
V(Max)
11.76
12.24
Output Voltage
0.5A ≤ ILOAD ≤ 3A,
15V ≤ VIN ≤ 40V
Circuit of Figure 2
V
LM2576
11.52/11.40
12.48/12.60
V(Min)
V(Max)
Output Voltage
0.5A ≤ ILOAD ≤ 3A,
15V ≤ VIN ≤ 60V
Circuit of Figure 2
V
LM2576HV
11.52/11.40
12.54/12.66
V(Min)
V(Max)
Efficiency
VIN =15V, ILOAD =3A
88
%
Electrical Characteristics LM2576 -15, LM2576HV-15
Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range.
Symbol
Parameter
Conditions
LM2576-15
Units
LM2576HV-15
(Limits)
Typ
Limit (Note 2)
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
VOUT
VOUT
VOUT
Output Voltage
VIN =25, ILOAD =0.5A
Circuit of Figure 2
15
15
V(Min)
V(Max)
14.70
15.30
Output Voltage
0.5A ≤ ILOAD ≤ 3A,
18≤ VIN ≤ 40V
Circuit of Figure 2
V
LM2576
14.40/14.25
15.60/15.75
V(Min)
V(Max)
15
88
Output Voltage
0.5A ≤ ILOAD ≤ 3A,
18 ≤ VIN ≤ 60V
Circuit of Figure 2
V
LM2576HV
14.40/14.25
15.68/15.83
V(Min)
V(Max)
η
Efficiency
VIN =18V, ILOAD =3A
%
Electrical Characteristics LM2576-ADJ, LM2576HV-ADJ
Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range.
Symbol
Parameter
Conditions
Units
(Limits)
LM2576-ADJ
LM2576HV-ADJ
Typ
Limit(Note 2)
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
VOUT
VOUT
VOUT
η
Feedback Voltage
VIN =12V, ILOAD =0.5A,
VOUT =5V
Circuit of Figure 2
1.230
1.230
V(Min)
V(Max)
1.217
1.243
Feedback Voltage
0.5A ≤ ILOAD ≤ 3A , 8V ≤ VIN
40V VOUT =5V
Circuit of Figure 2
≤
V
LM2576
1.193/1.180
1.267/1.280
V(Min)
V(Max)
1.230
77
Feedback Voltage
0.5A ≤ ILOAD ≤ 3A, 8V ≤ VIN
60V, VOUT =5V
Circuit of Figure 2
≤
V
LM2576HV
1.193/1.180
1.273/1.286
V(Min)
V(Max)
Efficiency
VIN =12V, ILOAD =3A, VOUT =5V
%
TIGER ELECTRONICS CO.,LTD
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