LM2597M-5.0/NOPB National Semiconductor, LM2597M-5.0/NOPB Datasheet - Page 2

• Manufacturer Part Number: LM2597M-5.0/NOPB
• Description: IC REG SIMPLE SWITCHER 8-SOIC
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2597M-5.0/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 500mA
• Frequency - Switching: 150kHz
• Voltage - Input: 4.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Primary Input Voltage: 12V
• No. Of Outputs: 1
• Output Voltage: 5V
• Output Current: 500mA
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Supply Voltage Range: 4.5V To 40V
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Input Voltage Primary Max: 40V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2597M-5.0; *LM2597M-5.0/NOPB; LM2597M-5.0

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Symbol
SYSTEM PARAMETERS (Note 6) Test Circuit Figure 12
V
Symbol
SYSTEM PARAMETERS (Note 6) Test Circuit Figure 12
V
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Maximum Supply Voltage (V
SD /SS Pin Input Voltage (Note 2)
Delay Pin Voltage (Note 2)
Flag Pin Voltage
Bias Supply Voltage (V
Feedback Pin Voltage
Output Voltage to Ground
Power Dissipation
Storage Temperature Range
LM2597/LM2597HV-3.3
Electrical Characteristics
Specifications with standard type face are for T
ture Range.V
OUT
LM2597/LM2597HV-5.0
Electrical Characteristics
Specifications with standard type face are for T
ture Range.V
OUT
(Steady State)
Output Voltage
Efficiency
Output Voltage
Efficiency
LM2597HV
INmax
INmax
Parameter
LM2597
Parameter
=40V for the LM2597 and 60V for the LM2597HV
=40V for the LM2597 and 60V for the LM2597HV
BS
)
IN
)
4.75V
V
7V
V
IN
IN
= 12V, I
= 12V, I
V
IN
V
IN
−65˚C to +150˚C
Internally limited
−0.3
LOAD
−0.3
−0.3
V
LOAD
(Note 1)
J
J
INmax
V
= 25˚C, and those with boldface type apply over full Operating Tempera-
= 25˚C, and those with boldface type apply over full Operating Tempera-
INmax
Conditions
Conditions
= 0.5A
V +25V
= 0.5A
, 0.1A
V 45V
V 30V
, 0.1A
1.5V
45V
60V
−1V
6V
I
LOAD
2
I
LOAD
ESD Susceptibility
Lead Temperature
Maximum Junction Temperature
Operating Conditions
Temperature Range
Supply Voltage
0.5A
Human Body Model (Note 3)
M8 Package
N Package (Soldering, 10 sec.)
0.5A
Vapor Phase (60 sec.)
Infrared (15 sec.)
LM2597HV
LM2597
(Note 4)
(Note 4)
LM2597/LM2597HV-5.0
Typ
82
LM2597/LM2597HV-3.3
Typ
5
3.3
80
4.800/4.750
5.200/5.250
3.168/3.135
3.432/3.465
(Note 5)
(Note 5)
Limit
Limit
−40˚C
4.5V to 40V
4.5V to 60V
T
J
(Limits)
(Limits)
V(max)
V(max)
V(min)
V(min)
Units
+215˚C
+220˚C
+260˚C
+150˚C
+125˚C
Units
%
%
V
V
2 kV