LM2673-5.0EVAL National Semiconductor, LM2673-5.0EVAL Datasheet - Page 3
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LM2673-5.0EVAL
Manufacturer Part Number
LM2673-5.0EVAL
Description
EVALUATION BOARD FOR LM2673-5.0
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Specifications of LM2673-5.0EVAL
Main Purpose
DC/DC, Step Down
Outputs And Type
1, Non-Isolated
Voltage - Output
5V
Current - Output
3A
Voltage - Input
8 ~ 12V
Regulator Topology
Buck
Frequency - Switching
260kHz
Board Type
Fully Populated
Utilized Ic / Part
LM2673
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
*LM2673-5.0EVAL
LM2673-5.0-EVAL
LM2673-5.0-EVAL
LM2673-5.0-EVAL
LM2673-5.0-EVAL
V
η
V
η
V
η
V
η
Symbol
Symbol
Symbol
Symbol
OUT
OUT
OUT
FB
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
of operation, −40°C to 125°C. Specifications appearing in normal type apply for T
LM2673-3.3
LM2673-5.0
LM2673-12
LM2673-ADJ
Input Supply Voltage
Softstart Pin Voltage
Switch Voltage to Ground (Note 13)
Boost Pin Voltage
Feedback Pin Voltage
Power Dissipation
Output Voltage
Efficiency
Output Voltage
Efficiency
Output Voltage
Efficiency
Feedback Voltage V
Efficiency
Parameter
Parameter
Parameter
Parameter
V
V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
OUT
IN
= 8V to 40V, 100mA
= 12V, I
= 8V to 40V, 100mA
= 12V, I
= 15V to 40V, 100mA
= 24V, I
= 8V to 40V, 100mA
= 12V, I
Programmed for 5V
LOAD
LOAD
LOAD
LOAD
−0.3V to 14V
= 3A
= 3A
= 3A
= 3A
−0.1V to 6V
Limits appearing in bold type face apply over the entire junction temperature range
−1V to V
(Note 1)
V
Conditions
Conditions
Conditions
Conditions
Internally
SW
Limited
+ 8V
≤
≤
≤
45V
≤
I
I
I
OUT
OUT
OUT
IN
I
OUT
≤
≤
≤
≤
3A
3A
3A
3A
3
Operating Ratings
Supply Voltage
Junction Temperature Range (T
ESD (Note 2)
Storage Temperature Range
Soldering Temperature
Wave
Infrared
Vapor Phase
A
(Note 3)
(Note 3)
(Note 3)
(Note 3)
= T
Typical
Typical
Typical
1.21
Typ
3.3
5.0
86
88
12
94
88
J
= 25°C. R
3.234/3.201
4.900/4.850
11.76/11.64
1.186/1.174
(Note 4)
(Note 4)
(Note 4)
(Note 4)
ADJ
Min
Min
Min
Min
J
= 8.2KΩ
)
3.366/3.399
5.100/5.150
12.24/12.36
1.234/1.246
10 sec, 240°C
75 sec, 219°C
−65°C to 150°
−40°C to 125°C
(Note 4)
(Note 4)
(Note 4)
(Note 4)
4 sec, 260°C
Max
Max
Max
Max
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8V to 40V
2 kV
C
Units
Units
Units
Units
%
%
%
%
V
V
V
V