LM2574M-ADJ/NOPB National Semiconductor, LM2574M-ADJ/NOPB Datasheet - Page 4

• Manufacturer Part Number: LM2574M-ADJ/NOPB
• Description: IC REG SW ADJ 500MA STPDN 14SOIC
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2574M-ADJ/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.23 ~ 37 V
• Current - Output: 500mA
• Frequency - Switching: 52kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (7.5mm Width)
• Power - Output: 750mW
• Primary Input Voltage: 40V
• No. Of Outputs: 1
• Output Voltage: 37V
• Output Current: 500mA
• No. Of Pins: 14
• Operating Temperature Range: -40°C To +125°C
• Current Rating: 0.5A
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM2574M-ADJ; *LM2574M-ADJ/NOPB; LM2574M-ADJ

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Symbol
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
LM1117 Electrical Characteristics
Typicals and limits appearing in normal type apply for T
tion temperature range for operation, 0˚C to 125˚C.
∆V
Maximum Input Voltage (V
Power Dissipation (Note 2)
Junction Temperature (T
(Note 2)
Storage Temperature Range
Lead Temperature
V
V
REF
OUT
OUT
Reference Voltage
Output Voltage
Line Regulation
(Note 6)
Parameter
J
)
IN
to GND)
LM1117-ADJ
I
10mA ≤ I
≤ 10V
LM1117-1.8
I
0 ≤ I
LM1117-2.5
I
0 ≤ I
LM1117-2.85
I
0 ≤ I
0 ≤ I
LM1117-3.3
I
0 ≤ I
LM1117-5.0
I
0 ≤ I
LM1117-ADJ
I
LM1117-1.8
I
LM1117-2.5
I
LM1117-2.85
I
LM1117-3.3
I
LM1117-5.0
I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 10mA, V
= 10mA, V
= 10mA, V
= 10mA, V
= 10mA, V
= 10mA, V
= 10mA, 1.5V ≤ V
= 0mA, 3.2V ≤ V
= 0mA, 3.9V ≤ V
= 0mA, 4.25V ≤ V
= 0mA, 4.75V ≤ V
= 0mA, 6.5V ≤ V
Internally Limited
≤ 800mA, 3.2V ≤ V
≤ 800mA, 3.9V ≤ V
≤ 800mA, 4.25V ≤ V
≤ 500mA, V
≤ 800mA, 4.75V≤ V
≤ 800mA, 6.5V ≤ V
OUT
-65˚C to 150˚C
(Note 1)
≤ 800mA, 1.4V ≤ V
Conditions
IN
IN
IN
IN
IN
IN
-V
= 4.85V, T
= 3.8V, T
= 4.5V, T
= 5V T
= 7V, T
150˚C
OUT
J
IN
20V
IN
IN
IN
= 25˚C. Limits appearing in Boldface type apply over the entire junc-
IN
IN
IN
= 4.10V
= 2V, T
≤ 10V
≤ 10V
≤ 15V
-V
J
≤ 10V
≤ 15V
J
= 25˚C
OUT
= 25˚C
J
J
4
IN
IN
IN
J
IN
= 25˚C
= 25˚C
IN
= 25˚C
≤ 10V
≤ 10V
≤ 12V
≤ 10V
≤ 13.75V
J
≤ 10V
Operating Ratings
ESD Tolerance (Note 3)
Input Voltage (V
Junction Temperature Range (T
IN
= 25˚C
-V
TO-220 (T) Package
SOT-223 (IMP) Package
LM1117
LM1117I
OUT
(Note 5)
1.238
1.225
1.782
1.746
2.475
2.450
2.820
2.790
2.790
3.267
3.235
4.950
4.900
Min
IN
to GND)
(Note 4)
1.250
1.250
1.800
1.800
2.500
2.500
2.850
2.850
2.850
3.300
3.300
5.000
5.000
0.035
Typ
1
1
1
1
1
(Note 1)
J
)(Note 2)
(Note 5)
1.262
1.270
1.818
1.854
2.525
2.550
2.880
2.910
2.910
3.333
3.365
5.050
5.100
Max
0.2
−40˚C to 125˚C
10
6
6
6
6
0˚C to 125˚C
260˚C, 10 sec
260˚C, 4 sec
2000V
Units
15V
mV
mV
mV
mV
mV
%
V
V
V
V
V
V
V
V
V
V
V
V
V