LM2671M-ADJ/NOPB National Semiconductor, LM2671M-ADJ/NOPB Datasheet - Page 3

IC REG SIMPLE SWITCHER 8-SOIC

LM2671M-ADJ/NOPB

Manufacturer Part Number
LM2671M-ADJ/NOPB
Description
IC REG SIMPLE SWITCHER 8-SOIC
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r

Specifications of LM2671M-ADJ/NOPB

Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
1.21 ~ 37 V
Current - Output
500mA
Frequency - Switching
260kHz
Voltage - Input
6.5 ~ 40 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Current, Input Bias
85 nA
Current, Output
500 mA
Current, Supply
2.5 mA
Frequency, Oscillator
260 kHz
Package Type
SOIC
Regulator Type
Buck (Step-Down)
Temperature, Operating, Range
-40 to +125 °C
Voltage, Input
8 to 40 V
Voltage, Output
1.21 to 37 V
Primary Input Voltage
40V
No. Of Outputs
1
Output Voltage
37V
Output Current
500mA
No. Of Pins
8
Operating Temperature Range
-40°C To +125°C
Msl
MSL 1 - Unlimited
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Lead Free Status / Rohs Status
RoHS Compliant part Electrostatic Device
Other names
*LM2671M-ADJ
*LM2671M-ADJ/NOPB
LM2671M-ADJ
SYSTEM PARAMETERS Test Circuit Figure 2 (Note 3)
V
V
η
SYSTEM PARAMETERS Test Circuit Figure 2 (Note 3)
V
V
η
SYSTEM PARAMETERS Test Circuit Figure 2 (Note 3)
V
η
SYSTEM PARAMETERS Test Circuit Figure 3 (Note 3)
V
Symbol
Symbol
Symbol
Symbol
OUT
OUT
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.
Operating Ratings
Electrical Characteristics
LM2671-3.3
Operating Temperature Range.
LM2671-5.0
LM2671-12
LM2671-ADJ
Supply Voltage
ON/OFF Pin Voltage
Switch Voltage to Ground
Boost Pin Voltage
Feedback Pin Voltage
ESD Susceptibility
Power Dissipation
Supply Voltage
Temperature Range
Human Body Model (Note 2)
Output Voltage
Output Voltage
Efficiency
Output Voltage
Output Voltage
Efficiency
Output Voltage
Efficiency
Feedback Voltage V
Parameter
Parameter
Parameter
Parameter
Specifications with standard type face are for T
V
V
V
V
V
V
V
V
V
(see Circuit of Figure 3)
IN
IN
IN
IN
IN
IN
IN
IN
IN
OUT
= 8V to 40V, I
= 6.5V to 40V, I
= 12V, I
= 8V to 40V, I
= 6.5V to 40V, I
= 12V, I
= 15V to 40V, I
= 24V, I
= 8V to 40V, I
Programmed for 5V
−40°C
LOAD
LOAD
LOAD
−0.3V
−0.1V
Internally Limited
= 500 mA
= 500 mA
= 500 mA
LOAD
LOAD
LOAD
T
LOAD
(Note 1)
6.5V to 40V
LOAD
LOAD
Conditions
Conditions
Conditions
Conditions
J
V
V
V
FB
= 20 mA to 500 mA
= 20 mA to 500 mA
= 20 mA to 500 mA
SH
SW
+125°C
= 20 mA to 500 mA
= 20 mA to 250 mA
= 20 mA to 250 mA
+ 8V
2 kV
45V
−1V
14V
6V
3
J
Storage Temperature Range
Lead Temperature
M Package
N Package (Soldering, 10s)
LLP Package (See AN-1187)
Maximum Junction Temperature
= 25°C, and those in bold type face apply over full
Vapor Phase (60s)
Infrared (15s)
(Note 4)
(Note 4)
(Note 4)
(Note 4)
Typical
Typical
Typical
1.210
Typ
3.3
3.3
5.0
5.0
86
90
12
94
3.251/3.201
3.251/3.201
4.925/4.850
4.925/4.850
11.82/11.64
1.192/1.174
(Note 5)
(Note 5)
(Note 5)
(Note 5)
Min
Min
Min
Min
3.350/3.399
3.350/3.399
5.075/5.150
5.075/5.150
12.18/12.36
1.228/1.246
−65°C to +150°C
(Note 5)
(Note 5)
(Note 5)
(Note 5)
Max
Max
Max
Max
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+215°C
+220°C
+260°C
+150°C
Units
Units
Units
Units
%
%
%
V
V
V
V
V
V

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