LM2574M-12 National Semiconductor, LM2574M-12 Datasheet - Page 4

• Manufacturer Part Number: LM2574M-12
• Description: IC,SMPS CONTROLLER,VOLTAGE-MODE,BIPOLAR,SOP,14PIN,PLASTIC
• Manufacturer: National Semiconductor

Specifications of LM2574M-12

• Rohs Compliant: NO

SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
V
V
η
SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2
V
V
V
Symbol
Symbol
OUT
OUT
OUT
OUT
OUT
OUT
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
LM2574-3.3, LM2574HV-3.3
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
LM2574-5.0, LM2574HV-5.0
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
Maximum Supply Voltage
ON /OFF Pin Input Voltage
Output Voltage to Ground
Minimum ESD Rating
Storage Temperature Range
LM2574
LM2574HV
(Steady State)
(C = 100 pF, R = 1.5 kΩ)
Output Voltage
Output Voltage
LM2574
Output Voltage
LM2574HV
Efficiency
Output Voltage
Output Voltage
LM2574
Output Voltage
LM2574HV
Parameter
Parameter
V
4.75V ≤ V
4.75V ≤ V
V
V
7V ≤ V
7V ≤ V
IN
IN
IN
= 12V, I
= 12V, I
= 12V, I
IN
IN
−0.3V ≤ V ≤ +V
−65˚C to +150˚C
≤ 40V, 0.1A ≤ I
≤ 60V, 0.1A ≤ I
IN
IN
LOAD
LOAD
LOAD
≤ 40V, 0.1A ≤ I
≤ 60V, 0.1A ≤ I
(Note 1)
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-
= 100 mA
= 0.5A
= 100 mA
Conditions
Conditions
2 kV
−1V
45V
63V
IN
LOAD
LOAD
LOAD
LOAD
3
≤ 0.5A
≤ 0.5A
≤ 0.5A
≤ 0.5A
Operating Ratings
Lead Temperature
Maximum Junction Temperature
Power Dissipation
Temperature Range
Supply Voltage
(Soldering, 10 seconds)
LM2574/LM2574HV
LM2574
LM2574HV
Typ
Typ
3.3
3.3
3.3
72
5
5
5
LM2574HV-3.3
LM2574HV-5.0
LM2574-3.3
LM2574-5.0
3.168/3.135
3.432/3.465
3.168/3.135
3.450/3.482
4.800/4.750
5.200/5.250
4.800/4.750
5.225/5.275
(Note 2)
(Note 2)
3.234
3.366
4.900
5.100
Limit
Limit
−40˚C ≤ T
Internally Limited
J
www.national.com
≤ +125˚C
(Limits)
(Limits)
V(Max)
V(Max)
V(Max)
V(Max)
V(Max)
V(Max)
V(Min)
V(Min)
V(Min)
V(Min)
V(Min)
V(Min)
Units
Units
260˚C
150˚C
%
V
V
V
V
40V
60V