LM2576 Series
Absolute Maximum Ratings
(Note 1)
Parameter
Maximum Supply Voltage
LM2576
LM2576HV
ON/OFF Pin Input Voltage
Output Voltage to Ground (Steady State)
Power Dissipation
Storage Temperature Range
Maximum Junction Temperature
Minimum ESD Rating (C= 100pF, R = 1.5 kΩ)
Lead Temperature (Soldering, 10 Seconds)
Maximum
45
63
-0.3V
≤
V
≤
+V
IN
-1
Internally Limited
-65 to +150
150
2
260
Units
V
V
W
°C
°C
kV
°C
Operating Ratings
Parameter
Temperature Range
LM2576/LM2576HV
Supply Voltage
Value
-40
≤
T
J
≤
+125
40
60
Units
°C
V
LM2576
LM2576HV
Electrical Characteristics LM2576 -3.3,LM2576HV-3.3
Specifications with standard type face are for T
J
= 25°C, and those with
boldface type
apply over full Operating Temperature Range.
Symbol
Parameter
Conditions
Typ
SYSTEM PARAMETERS
(Note 3)
Test Circuit
Figure 2
V
OUT
Output Voltage
V
IN
=12V, I
LOAD
=0.5A
Circuit of
Figure 2
6V
≤
V
IN
≤
40V, 0.5A
≤
I
LOAD
≤
3A Circuit of
Figure 2
6V
≤
V
IN
≤
60V, 0.5A
≤
I
LOAD
≤
3A Circuit of
Figure 2
V
IN
=12V, I
LOAD
=3A
3.3
3.234
3.366
3.168/3.135
3.432/3.465
3.168/3.135
3.450/3.482
V
V(Min)
V(Max)
V
V(Min)
V(Max)
V
V(Min)
V(Max)
%
LM2576-3.3
LM2576HV-3.3
Limit
(Note 2)
Units
(Limits)
V
OUT
Output Voltage
LM2576
Output Voltage
LM2576HV
Efficiency
3.3
V
OUT
3.3
η
75
Electrical Characteristics LM2576 -5.0, LM2576HV-5.0
Specifications with standard type face are for T
J
= 25°C, and those with
boldface type
apply over full Operating Temperature Range.
Symbol
Parameter
Conditions
Typ
SYSTEM PARAMETERS
(Note 3)
Test Circuit
Figure 2
V
OUT
Output Voltage
V
IN
=12V, I
LOAD
=0.5A
Circuit of
Figure 2
0.5A
≤
I
LOAD
≤
3A,
8V
≤
V
IN
≤
40V
Circuit of
Figure 2
0.5A
≤
I
LOAD
≤
3A,
8V
≤
V
IN
≤
60V
Circuit of
Figure 2
V
IN
=12V, I
LOAD
=3A
5.0
4.900
5.100
4.800/4.750
5.200/5.250
4.800/4.750
5.225/5.275
V
V(Min)
V(Max)
V
V(Min)
V(Max)
V
V(Min)
V(Max)
%
LM2576-5.0
LM2576HV-5.0
Limit
(Note 2)
Units
(Limits)
V
OUT
Output Voltage
LM2576
Output Voltage
LM2576HV
Efficiency
5.0
V
OUT
5.0
η
77
3
TIGER ELECTRONICS CO.,LTD
TGS [ Tiger Electronic Co.,Ltd ]
