lm2590hvsx-adj National Semiconductor Corporation, lm2590hvsx-adj Datasheet - Page 2

• Manufacturer Part Number: lm2590hvsx-adj
• Description: Simple Switcher Power Converter 150 Khz 1a Step-down Voltage Regulator, With Features
• Manufacturer: National Semiconductor Corporation

www.national.com
SYSTEM PARAMETERS (Note 6) Test Circuit Figure 1
V
SYSTEM PARAMETERS (Note 6) Test Circuit Figure 1
V
SYSTEM PARAMETERS (Note 6) Test Circuit Figure 1
V
Symbol
Symbol
Symbol
FB
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
LM2590HV-3.3
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
OUT
LM2590HV-5.0
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
OUT
LM2590HV-ADJ
Electrical Characteristics
Specifications with standard type face are for T
ture Range.
Maximum Supply Voltage (V
SD /SS Pin Input Voltage (Note 2)
Delay Pin Voltage (Note 2)
Flag Pin Voltage
Feedback Pin Voltage
Output Voltage to Ground
Power Dissipation
Storage Temperature Range
(Steady State)
Feedback Voltage
Output Voltage
Efficiency
Output Voltage
Efficiency
Parameter
Parameter
Parameter
IN
4.5V
V
)
OUT
4.75V
V
7V
V
IN
IN
programmed for 3V. Circuit of Figure 1 .
= 12V, I
V
= 12V, I
IN
V
IN
−65˚C to +150˚C
V
Internally limited
−0.3
IN
60V, 0.2A
−0.3
LOAD
60V, 0.2A
LOAD
J
J
J
60V, 0.2A
(Note 1)
= 25˚C, and those with boldface type apply over full Operating Tempera-
= 25˚C, and those with boldface type apply over full Operating Tempera-
= 25˚C, and those with boldface type apply over full Operating Tempera-
Conditions
V +25V
Conditions
Conditions
V 45V
= 1A
= 1A
1.5V
−1V
63V
6V
I
LOAD
I
LOAD
I
LOAD
2
1A
1A
Operating Conditions
ESD Susceptibility
Lead Temperature
Maximum Junction Temperature
Temperature Range
Supply Voltage
1A
Human Body Model (Note 3)
S Package
T Package (Soldering, 10 sec.)
Vapor Phase (60 sec.)
Infrared (10 sec.)
(Note 4)
(Note 4)
Typ
82
Typ
5
3.3
77
(Note 4)
1.230
LM2590HV-5.0
Typ
LM2590HV-3.3
LM2590HV-ADJ
4.800/4.750
5.200/5.250
3.168/3.135
3.432/3.465
(Note 5)
(Note 5)
1.193/1.180
1.267/1.280
Limit
Limit
(Note 5)
−40˚C
Limit
T
4.5V to 60V
J
(Limits)
(Limits)
+215˚C
+245˚C
+260˚C
+150˚C
+125˚C
V(max)
V(max)
V(min)
V(min)
Units
(Limits)
Units
V(max)
V(min)
Units
2 kV
%
V
V
V